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Welcome

We are an intellectual property firm located in Koka-shi, Shiga-ken, established in 2021.

Specializing in intellectual property prosecution, including patents, trademarks, designs, and utility models.

Effective use of intellectual property is essential for operating your business with confidence and maintaining a competitive edge.

We are committed to supporting the growth and development of your business through effective intellectual property protection.

Information

August 1, 2026

Our office will be closed for summer holidays from August 13 to 17.

We will resume normal operations on August 18.

Thank you for your understanding.


April 1, 2026

Our office marked its fifth anniversary.

We are deeply grateful for the continued support of all our clients and colleagues.

We remain committed to helping you secure and protect the intellectual property rights that matter most to you.

Thank you for your continued trust and support.

Patent Attorney

MIKUMO Satoshi (Patent Attorney Registration No. 18545)

  • Visiting Professor / Part-time Lecturer, The University of Shiga Prefecture
  • Part-time Lecturer, Ryukoku University
  • Part-time Lecturer, Osaka Sangyo University
  • Vice Chairperson, Shiga District, Kansai Branch, Japan Patent Attorneys Association (JPAA)
  • Board Member, Shiga Institute of Invention and Innovation

M.Eng. in Electrical Engineering and Electronics from the Graduate School of Engineering, Osaka Sangyo University

Former Executive Board Member of JPAA Kinki Branch (now Kansai Branch), Former Chairperson of JPAA Shiga District, Former Vice President of Shiga Institute of Invention and Innovation, Former Auditor of Shiga Institute of Invention and Innovation

Office

5-20 Higashihayashiguchi, Minakuchi-cho,
Koka-shi, Shiga 528-0026, Japan

Phone Number

Business Hours: Monday – Friday, 9:00 AM – 4:30 PM (Closed on weekends and national holidays)