Shiga International Patent Office

Shiga International Patent Office is one of the largest firms in Japan specialising in intellectual property. Our services cover not only patents, trademarks and designs, but also copyright, licensing, searches and developing IP portfolios. We are highly experienced in representing domestic and international clients from start-ups to Fortune 500 companies in filing applications before the Japanese Patent Office.

Since the firm’s creation in 1965, we have been consistently committed to protecting our clients’ IP rights and developing their IP strategy. To enhance the services we offer to our clients, special teams consisting of talented and experienced patent attorneys and technical specialists are assembled for each case. We believe that this teamwork leads to the best assessment of our clients’ IP rights and maximises their utilisation. It is our utmost desire to provide our clients with the highest level of services. Our longstanding endeavours are reflected by the achievements and awards that we have continuously earned as one of the top Patent Cooperation Treaty filers and as a highly reputable IP firm.

Our strengths

  • Technical staff with a wide range of technical backgrounds
  • In-depth knowledge and experience in foreign IP laws and practice
  • Language proficiency (English, German, Chinese and Korean)
  • All correspondence reviewed by native English speakers having technical and/or legal backgrounds
  • Tailor-made services for our clients concerning administrative procedures
  • Strict and reliable management of all due dates by an administrative team consisting of approximately 50 members who are experienced in handling overseas cases

Our services (patent)

  • Prosecution: Prompt and accurate translation of documents including patent specifications and office actions by our highly qualified technical staff Comprehensive analyses and proposals for responding to office actions with a goal to obtain the broadest protection for our clients
  • Appeals against refusal decisions: we formulate and propose strategies to overcome decisions of rejection after rigorously verifying the examination status of counterpart applications
  • Post-grant oppositions (ex parte procedure): we handle post-grant oppositions by forming a team consisting of multiple patent attorneys having the appropriate technical background
  • Trials for invalidation (inter partes procedure):
    When a third party’s patent rights are exerted on our client, we can conduct an invalidation search to formulate strong grounds for invalidating the patent by contrast, if our client’s patent is the subject of an invalidation trial, we make every effort possible to maintain the patent by means of appropriate counterarguments
  • Legal opinion: our patent attorneys and technical experts specialising in the technical area of concern provide legal opinions on invalidity, infringement, freedom to operate, etc, in cooperation with our search division
  • Litigation: our experienced attorneys at law and technologically knowledgeable patent attorneys handle litigation cases to obtain satisfactory outcomes for our clients

Features (patent)

  • Proficiency in a wide range of technical fields – electrical engineering, electronics and software; mechanical and civil engineering; physics and materials science; chemistry, biotechnology and pharmaceuticals
  • Technical staff with a wide range of technical backgrounds
  • In-depth knowledge and experience in foreign IP laws and practice
  • Language proficiency (English, French, German, Chinese, and Korean)
  • All correspondence reviewed by native English speakers with technical and/or legal backgrounds
  • Tailor-made services for our clients concerning administrative procedures
  • Strict and reliable management of all due dates by an administrative team consisting of approximately 50 members who are experienced in handling overseas cases

Staff (approximately 750)

  • 8 former Japanese Patent Office examiners
  • 147 patent and trademark attorneys
  • 3 Japanese attorneys at law
  • 3 Chinese patent attorneys
  • 2 Chinese attorneys at law
  • 1 US patent agent
  • Approximately 360 technical specialists experienced in R&D and IP matters
  • 7 native English speakers with technical backgrounds
  • 27 litigation specialists qualified to represent parties in court in IP infringement litigation
  • 36 doctoral degree holders

Contact details

Shiga International Patent Office
1-9-2 Marunouchi GranTokyo South Tower
Chiyoda ku
Tokyo 100-6620
Japan

Professional contacts

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