Staff

<header class="topbar"> <div class="container"> <div class="pull-right"> <div class="header-info-col"><i class="fa fa-chevron-circle-right"></i> <a href="/">Japanese</a></div> <div class="header-info-col"><i class="fa fa-phone-square"></i> 045-475-2351</div> </div> <div style="line-height:40px;">We contribute to IP Strategy of our client.</div> </div> </header> <div class="site-header-wrapper"> <header class="site-header"> <div class="container"> <div class="site-logo"><a href="https://www.hayashidoi.com/en/" class="default-logo"><img src="https://www.hayashidoi.com/wp/wp-content/themes/hayashidoi_wp/images/sticky-logo.png" alt="Hayashi,Doi & Associates"></a><a href="https://www.hayashidoi.com/en/" class="default-retina-logo"><img src="https://www.hayashidoi.com/wp/wp-content/themes/hayashidoi_wp/images/sticky-logo@2x.png" alt="Hayashi,Doi & Associates"></a><a href="https://www.hayashidoi.com/en/" class="sticky-logo"><img src="https://www.hayashidoi.com/wp/wp-content/themes/hayashidoi_wp/images/sticky-logo.png" alt="Hayashi,Doi & Associates"></a><a href="https://www.hayashidoi.com/en/" class="sticky-retina-logo"><img src="https://www.hayashidoi.com/wp/wp-content/themes/hayashidoi_wp/images/sticky-logo@2x.png" alt="Hayashi,Doi & Associates"></a></div> <div><a href="#" class="visible-sm visible-xs" id="menu-toggle"><i class="fa fa-bars"></i></a></div> <ul class="sf-menu dd-menu pull-right" role="menu"> <li><a href="https://www.hayashidoi.com/en/">Home</a></li> <li><a href="https://www.hayashidoi.com/en/about/">About us</a></li> <li><a href="https://www.hayashidoi.com/en/service/">Services</a></li> <li><a href="https://www.hayashidoi.com/en/staff/">Staff</a></li> <li><a href="https://www.hayashidoi.com/en/inquiry/">Contacts</a></li> <li><a href="https://www.hayashidoi.com/en/links/">Links</a></li> </ul> </div> </header> </div>

Tsunenori Hayashi
Patent Attorney ［Registered No. 9451］
Advisory Capacity

Kenji Doi
Patent Attorney ［Registered No. 9452］
Representative Partner

Koichiro Matsueda
Patent Attorney ［Registered No. 10635］
Partner

Takeo Miyazawa
Patent Attorney ［Registered No. 14682］

Takeshi Sakanaka
Patent Attorney ［Registered No. 18811］
Partner

Atsushi Kawase
Patent Attorney ［Registered No. 20001］

Kiyoshi Manabe
Patent Attorney ［Registered No. 10533］

<div class="accent-bg padding-tb20 cta-fw"> <div class="container"> <div><a href="https://www.hayashidoi.com/en/inquiry/" class="btn btn-default btn-ghost btn-light btn-rounded pull-right">Contact us</a></div> <h4 class="" style="text-transform: capitalize;">Please contact us for all your inquiries regarding intellectual property.</h4></div> </div> <div class="site-footer parallax parallax3" style="background-image:url(https://www.hayashidoi.com/wp/wp-content/themes/hayashidoi_wp/images/footer.png)"> <div class="container"> <div class="row"> <div class="col-md-6 col-sm-6"> <div class="widget footer_widget"> <h4 class="widgettitle">About us</h4> <p><a href="https://www.hayashidoi.com/en/"><img src="https://www.hayashidoi.com/wp/wp-content/themes/hayashidoi_wp/images/logo.png" alt="Hayashi,Doi & Associates/林・土井国際特許事務所" width="253" height="40"></a></p> <div class="row"> <div class="col-md-6 col-sm-6"> <p class="margin-0" style="font-size:0.9em;"><strong>- Head Office -</strong></p> <p class="margin-0 addr" style="font-size:0.9em;">BENEX S-3 Bldg., 3-20-8<br>Shin-yokohama, Kohoku-ku, Yokohama-shi, Kanagawa<br>222-0033 Japan</p> <p style="font-size:0.9em;">Phone: 81-45-475-2351</p> </div> <div class="col-md-6 col-sm-6"> <p class="margin-0" style="font-size:0.9em;"><strong>- Sendai Office -</strong></p> <p class="margin-0 addr" style="font-size:0.9em;">2-10-2, Murasakiyama, Izumi-ku, Sendai-shi, Miyagi 981-3203 Japan</p> <p style="font-size:0.9em;">Phone: 81-22-777-8083</p> </div> </div> </div> </div> <div class="col-md-3 col-sm-3 col-xs_none"> <div class="widget footer_widget widget_links"> <h4 class="widgettitle">Contents Menu</h4> <ul> <li><a href="https://www.hayashidoi.com/en/about/">About us</a></li> <li><a href="https://www.hayashidoi.com/en/service/">Services</a></li> <li><a href="https://www.hayashidoi.com/en/staff/">Staff</a></li> </ul> </div> </div> <div class="col-md-3 col-sm-3 col-xs_none"> <div class="widget footer_widget widget_links"> <h4 class="widgettitle">　</h4> <ul> <li><a href="https://www.hayashidoi.com/en/inquiry/">Contacts</a></li> <li><a href="https://www.hayashidoi.com/en/links/">Links</a></li> </ul> </div> </div> </div> </div> </div>

	Professional Experience	Patent, Trademark Act in Advisory Capacity for Intellectual Property at the University Of Aizu (2012-)
	Technical Practice Areas	Information data processing, System control, Game device (Image processing) and others
	Education	B.S., Electrical Engineering, Tokyo University of Agriculture &Technology U.S. patent practice trainee at the U.S law firm (Staas & Halsey) Completed the Patent Office Academy at the U.S. Patent Trademark Office during the trainee period
	Job History	FUJITSU LIMITED(Intellectual Property Division) U.S. patent practice trainee at the law firm Founded "Hayashi & Associates" Founded "Hayashi, Doi & Associates" Part-time Lecturer at Japan Women’s University(2010-2014) Appointed Professor of the University of Aizu Part-time Lecturer at the University of Aizu (2014 -) (Intellectual Property)
	Others	Mr. Hayashi’s interests: Photography, Collection of photo books, Appreciation ofArt works at Photo Exhibitions and Art Museums Currently Student at Photography Course of Kyoto University of Art & Design Homebuilt PC and Audio

	Professional Experience	Patent, Design, Evaluate essential patent, Appraisal of validity and infringement
	Technical Practice Areas	Electrical and Computer technology, including Electronics, IT (Computer, Semiconductor, etc.) and Computer software (Image processing, Middleware)
	Education	B.S., Electronics Engineering, Kyushu University
	Job History	FUJITSU LIMITED(Intellectual Property Division, Liaison Division) U.S. patent practice trainee at the law firm Fujitsu Washington, D.C. Liaison Office Founded Doi & Associates Founded Hayashi, Doi & Associates
	Others	Mr. Doi specializes in IT related products, such as semiconductors, electronics, software, and printers. He uses his experience in intellectual property work in the corporate world and at a law firm in the U.S. to provide the best quality service to our clients. Mr. Doi enjoys playing tennis. Activities: Lecturer at Softic (Software Information Center) Lecturer at Japan Intellectual Property Association Lecturer of in-service training at Education Institute of Japan Patent Attorneys Association Essential Patent Evaluator of Terrestrial Digital Broadcasting

	Professional Experience	Patent, Utility Model, Design, Trademark
	Technical Practice Areas	Electrical and Computer technology including Electro mechanics and computer software
	Education	B.S, Applied Physics, Tohoku University Master of Graduate school of Law, Tohoku University
	Job History	Nippon Credit Bank Nakamura & Partners Joined Hayashi, Doi & Associates
	Others	Patent attorney Mr. Matsueda works at the Sendai office ? a branch of the main office in Shin-Yokohama ? and dedicates himself to clients in Sendai, Miyagi prefecture, and other parts of the Tohoku region. With progress in transportation and communication networks making it easier for those in regions distanced from Tokyo to approach and ask patent offices in the metropolis to file patent applications for them, Mr. Matsueda always makes efforts to provide clients in Tohoku detailed services which can only be accomplished locally. Activities: Auditor, Tohoku Branch of Japan Patent Attorneys Association Business Support Advisor, Tohoku Branch of Organization for Small & Medium Enterprises and Regional Innovation Registered Specialist of Miyagi Organization for Industry Promotion Assigned Specialist of Miyagi Institute of Invention and Innovation Director of Intellectual Property Support Team, Tohoku Economic Federation

	Professional Experience	Patent
	Technical Practice Areas	Electrical Engineering practices including optical communication, photonics devices, and semiconductor devices.
	Education	B.S., Electronics Engineering, Waseda University M.D., Electronics Engineering, Graduate school of Waseda University Ph.D., Electronics Engineering, Graduate school of Waseda University
	Job History	NIPPON TELEGRAPH AND TELEPHONE CORPORATION (NTT) Joined Hayashi, Doi & Associates
	Others	Dr. Miyazawa’s interests: Bird-watching, Swimming and Reading

	Professional Experience	patent
	Technical Practice Areas	Software (Application, Middleware, OS etc.), Information Technology including Control, etc., Mechatronics
	Education	B.S.,Engineering, Tokyo University of Science
	Job History	Daiwa Institute of Research Ltd. Asa International Patent Firm Joined Hayashi, Doi & Associates
	Others	Mr. Sakanaka specializes in the field of information processing, which includes software, OS, and networks. As a system engineer, he experienced developing various system architectures. Mr. Sakanaka strives to add extra value to inventions.

Tsunenori Hayashi Patent Attorney ［Registered No. 9451］ Advisory Capacity

Kenji Doi Patent Attorney ［Registered No. 9452］ Representative Partner

Koichiro Matsueda Patent Attorney ［Registered No. 10635］ Partner

Takeo Miyazawa Patent Attorney ［Registered No. 14682］

Takeshi Sakanaka Patent Attorney ［Registered No. 18811］ Partner

Atsushi Kawase Patent Attorney ［Registered No. 20001］

Kiyoshi Manabe Patent Attorney ［Registered No. 10533］

Tsunenori Hayashi
Patent Attorney ［Registered No. 9451］
Advisory Capacity

Kenji Doi
Patent Attorney ［Registered No. 9452］
Representative Partner

Koichiro Matsueda
Patent Attorney ［Registered No. 10635］
Partner

Takeo Miyazawa
Patent Attorney ［Registered No. 14682］
　

Takeshi Sakanaka
Patent Attorney ［Registered No. 18811］
Partner

Atsushi Kawase
Patent Attorney ［Registered No. 20001］
　

Kiyoshi Manabe
Patent Attorney ［Registered No. 10533］
　