the firm's post-grant practitioners are some of the most experienced in the country.


Artificial Intelligence (AI)
Artificial Intelligence (AI)
Digital Health
Digital Health
Energy & Renewables
Energy & Renewables

Fast Facts

About Our

Law Firm

About Our Law Firm

Headquartered within steps of the USPTO with an affiliate office in Tokyo, Oblon is one of the largest law firms in the United States focused exclusively on intellectual property law.

Get to know our


Get to know our History

Norman Oblon with Stanley Fisher and Marvin Spivak launched what was to become Oblon, McClelland, Maier & Neustadt, LLP, one of the nation's leading full-service intellectual property law firms.

Our Local and

Global Reach

Our Local and Global Reach

Outside the US, we service companies based in Japan, France, Germany, Italy, Saudi Arabia, and farther corners of the world. Our culturally aware attorneys speak many languages, including Japanese, French, German, Mandarin, Korean, Russian, Arabic, Farsi, Chinese.

A few of our


A few of our ACCOLADES

Oblon's professionals provide industry-leading IP legal services to many of the world's most admired innovators and brands.




From the minute you walk through our doors, you'll become a valuable part of a team that fosters a culture of innovation, client service and collegiality.

A few ways to

GET In Touch

A few ways to GET In Touch
US Office

Telephone: 703-413-3000
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Tokyo Office

Telephone: +81-3-6212-0550
Learn More +


Patent Forms

Downloadable Patent Forms

The United States Patent and Trademark Office (USPTO) issued final rules implementing the inventor's oath or declaration provisions of the America Invents Act (AIA) on August 14, 2012.

Yorikatsu  Hohokabe, Ph.D.

Yorikatsu Hohokabe, Ph.D.

Senior Advisor ∙ Tokyo Office
T: +81-3-6212-0555
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Biography (Japanese)

波々伯部 自克

波々伯部 自克(ホホカベ ヨリカツ) 博士は、化学特許出願・権利化プラクティスグループ及びIP取引プラクティスグループのシニア・アドバイザーです。波々伯部氏はオブロンの弁護士やクライアントに技術的アドバイスをしたり、弁護士とクライアントとの英語/日本語のコミュニケーションを円滑にしたり、東京事務所の業務の支援を行っています。


また昭和電工在籍中、波々伯部氏のプラスチック眼鏡レンズに関する特許 (及びその技術) は日本の某製造会社に譲渡されました。

波々伯部氏は、現在日本ライセンス協会理事、米国問題WGリーダー、および米国問題(関西)WGリーダーならびにLES Internationalの会員委員会の共同委員長を務めています。その他AIPPI Japan会員、日本化学会会員でもあります。

また波々伯部氏は、その他 (独)理化学研究所 社会知創成事業アドバイザリー・カウンシル委員長 (2011)、LES International化学・エネルギー・環境委員会共同副委員長 (2005-2006)、同委員会共同委員長(2006-2008)、LES International特許・技術ライセンス委員会共同副委員長 (2010-2011)、LES International 投資委員会共同委員長 (2011-2015)、同委員会副委員長(2015-2020)、LES International 会員委員会共同副委員長(2015-2017)、同委員会共同委員長(2017-present)、LES International Graduate Student Business Plan Competition一次審査委員 (2009-2014)、日本ライセンス協会理事 (2006-2008, 2010-2012, 2020-現在)、日本ライセンス協会副会長 (2012-2020)、日本知的財産協会常務理事 (2000-2001) 及び監事 (2003-2004)、(財)工業所有権協力センター理事 (2003-2008)、(財)日本特許情報機構評議員 (1999-2008)、 (社)日本経済団体連合会知的財産委員会委員及び同企画部会委員 (2003-2007)、山形大学工学部運営諮問会議委員 (2004-2008)、(社)科学技術と経済の会技術経営会議技術移行促進委員会及び技術移行実践委員会ワーキンググループメンバー (1977-1980) 等、数々の要職を歴任しました。

波々伯部氏はCertified Licensing Professional Inc.より、日本を含む東アジアで初めて CLP (認定ライセンシングプロフェッショナル) に認定されました。またGlobal IP IntelligenceからLES Internationalの化学・エネルギー・環境・材料Distinguished Fellowの称号を与えられました (2014)。またLES InternationalからLESI Service Recognition Certificate (2018) およびPresident’s Service Recognition Award (2022) を授与されました。




  • Tokyo Institute of Technology (Ph.D.)
    • Chemical Engineering
  • Tokyo Institute of Technology (M.S.)
    • Chemical Engineering
  • Tokyo Institute of Technology (B.S.)
    • Chemical Engineering
  • University of Maryland
    • Research Associate (Department of Chemistry)


  • Certified Licensing Professional (CLP) (2011-present), awarded by Certified Licensing Professionals, Inc.
  • Named as Licensing Executives Society International (LESI) Chemicals Energy Environment and Materials (CEEM) Distinguished Fellow by Global IP Intelligence (2014).
  • Awarded Service Recognition Certificate by LESI (2018)
  • Awarded President's Service Recognition Award by President of LESI (2022)
  • Awarded Certificate of Merit by LESI (2023)


  • Japanese

Professional Affiliations

  • RIKEN Cluster for Innovation Advisory Council (RCIAC), Chair (2011)
  • Licensing Executives Society International (LESI), Delegate of LES Japan for LESI Board of Delegates (2012 - 2016); Co-Chair, Investment Committee (2011 - 2015); Co-Vice Chair, Investment Committee (2015 - 2017);  Vice Chair, Investment Committee (2017 - present); Vice Chair, Patent & Technology Licensing Committee (2010 - 2011); Co-Chair, Chemicals, Energy & Environment Committee (2006 - 2008); Vice Chair, Chemicals, Energy & Environment Committee (2005 - 2006); Licensing Executives Society International (LESI), Co-Vice Chair, Membership Committee (2015 - 2017); Co-Chair, Membership Committee (2017 - 2023); A First-Round Judge for Graduate Student Business Plan Competition (2009 - 2014)
  • Licensing Executives Society (LES) Japan, Vice President (2013 - 2020), Director and Board Member (2020 - present, 2010 - 2013, 2006 - 2008)
  • Licensing Executives Society (LES) USA & Canada, Committee Member, Chemicals, Energy, Environment & Materials Committee (2009 - 2012)
  • Association Internationale pour la Protection de la Propriété Intellectuelle (AIPPI), Japan (2009 - present)
  • The Chemical Society of Japan (1965 - present)
  • Industrial Property Cooperation Center (Japan), Director (2003 – 2008)
  • Japan Patent Information Organization, Councilor (1999 – 2008)
  • Council for Deliberation of Yamagata University’s Faculty of Engineering (Japan), Councilor (2004 - 2008)
  • Nippon Keidanren, Committee on Intellectual Property and Sub-Committee on Policy Planning, Committee Member (2003 - 2007)
  • Japan Intellectual Property Association, Managing Director (2000 - 2001), Auditor (2003 - 2004)
  • Japan Techno-Economics Society, Working Group for the Promotion of Technology Transfer and for the Practice of Technology Transfer under the Consortium on Management and Technology (1977 - 1980)
  • Japan Business Research Institute, Study Committee for Strategic Management of Intellectual Property, Member (1999 - 2006)