Shiga International Patent Office

SHIGA International Patent Office is one of the largest intellectual property firms in Japan. Over half a century, we represent domestic and international clients from start-ups to Fortune 500 companies in filing applications at the Japan Patent Office and worldwide. Our expertise and experience reflect on its global recognition and accomplishments through various organizations.  We have regularly been ranked as a top-tier PCT filer.  Furthermore, we regularly provide our clients with the latest IP practice on our periodical webinars/seminars and newsletters.  If you need specific information or assistance, we would be pleased to cater to your need. Firm introduction slides are available here.

Organization

• Staff: approximately 780
• 7 former JPO Examiners
• 139 Patent and Trademark Attorneys
• 3 Japanese Attorneys-at-Law
• 3 Chinese Patent Attorneys
• 1 Chinese Attorneys-at-Law
• 1 U.S. Attorney-at-Law admitted to the California bar
• 30 litigation specialists who are qualified to represent parties in court in IP infringement litigation

Practice Areas

• Patent (Prosecution, Appeals against decisions of rejection, Post-grant oppositions, Trials for invalidation, Legal opinions, Enforcements, Searches)
• Designs
• Trademarks
• IP Legal Services
• Licensing & Consulting
• Searches
• Customs