We are proud of our 130 year history in IP and
will continue to strive for excellence in our work
Recent Update Events
Latest NewsAsamura IP P.C. has been awarded Best Full-Service Intellectual Property Law Firm 2023-Japan
Jul 27, 2023 Asamura IP P.C. h[…]
Read moreThe Trademark Lawyer Magazine: Our Firm is Once Again a Recipient of a Prestigious Award
Jul 5, 2023 The Trademark Lawy[…]
Read moreOur firm has been selected as one of the top 10 firms (Tier 2) in the category of Trademark Prosecution by Asia IP
May 31, 2023 Our firm has been[…]
Read moreAsamura Patent Office has been Awarded a Silver Certificate for Excellence in Health & Well-Being in 2023
May 24, 2023 Asamura Patent Of[…]
Read moreGlobal Law Experts: Our Firm is Once Again a Recipient of a Prestigious Award
Mar 6, 2023 Global Law Experts[…]
Read moreIP Information (ASAMURA NEWS)
IP news (Asamura News)Japan: Act for Partial Revision of the Unfair Competition Prevention Act (IP Lump-sum Act) promulgated
Jul 13, 2023 Japan: Act for Pa[…]
Read moreJapan: Relaxation of requirements for restoration of rights due to the expiration of a procedural period
Jun 30, 2023 Japan: Relaxation[…]
Read moreGermany Deposits Ratification of the Agreement on the European Court of Unity (UPCA) , UPCA to (be issued June 1, 2023)
Mar 6, 2023 Germany Deposits R[…]
Read moreClient First
ASAMURA IP P.C. hereby declares, as through the many generations (established 1891), we have always, to pursue the progress of IP systems in the world. To ensure our client’s satisfaction at all times.
All members of the ASAMURA IP P.C. family, swear to oblige by these beliefs and to do their very best to accomplish such beliefs.
Asamura Declaration
ASAMURA IP P.C. will contribute to the progress of the Intellectual Property systems in the world.
ASAMURA IP P.C. provides services based on knowledge and experience cultivated from over a hundred years, as a patent firm having the longest history and tradition in Japan.
ASAMURA IP P.C. will accurately grasp our client’s needs, and will always endeavor to offer our clients the satisfaction they seek.
See the proof of ASAMURA IP P.C. is trusted!
Trading countries
Clients all over the world
established in
Our Value and What Makes Us different
For over a century, we have been providing our clients with excellent service based on knowledge and expertise. We have contributed to the evolution of intellectual property systems all over the world, and helped companies protect their inventions.
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Who We Are
We have been experts in intellectual property since 1891. Today, we use our history,heritage and experience to help companies around the world get the results they want.
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Visitors to Asamura IP P.C. are listed here.
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Our History
-First Patent Office In Japan-
The world was a very different place when ASAMURA IP P.C. was founded in 1891. When Mr.Saburo Asamura opened his office, telephones were only beginning to become widely commercially available. In the century that followed, the company has seen the technology transform the way people live their lives.
Thanks to the trust of our customers, we celebrated our 130th anniversary in 2021.
Our Corporate and Social Responsibilities
We do not just do great work for our clients, we also try to work for our community and the environment.
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Managing Board Members
Member Profiles
Directors
Patent Attorneys and Ph.D.
International Business Coordinator
Partner Lawyers (Asamura Law Offices)
ACCESS
Tokyo Station (JR) : 5 min. walk from Marunouchi North Exit
Otemachi Station (Subway* ): Direct access from C8, C11, C12 Exits
*) Tokyo Metro (Marunouchi Line, Chiyoda Line, Tozai Line, Hanzomon Line), Toei Subway (Mita Line)
Taxi
When using a cab, please show this map to your taxi driver.
Otemachi Main Office, ASAMURA IP P.C.
Address: Otemachi 1st Square West Tower 17F,
1-5-1, Otemachi, Chiyoda-ku, Tokyo 100-0004, JAPAN
P.O. BOX: P.O. BOX 156, Ginza Post Office, 100-8691, JAPAN
Phone: ＋81-3-6840-1536 (rep.)
FAX: +81-3-6840-1540
E-Mail: Inquiry Form
How to access our office
At the time of your scheduled visit, please wait in the central area (around the tree) of the Otemachi First Square 1F Atrium (the hall between the West and East Towers). A member of our team will be waiting to welcome you.
If you enter the building from the basement entrance, please use the escalator between B1 and F1 to reach the atrium on the 1st floor.
When entering from C11, please use the escalator located to the right after entering the building, not the one located near the C11 entrance.
1F Atrium Escalator between B1 and 1F
If you have not scheduled a visit in advance, please call or email us. Our staff will follow up with you to assist.
To enter the elevator hall on the 1st floor of Otemachi First Square, you will be given a card to pass through the security gate when you meet us on the 1st floor.
1F West Tower
Entrance to the upper floor elevator hall
Photo of the office Please click here
KANDA Office, ASAMURA IP P.C.
Address: Ikko Global Bldg 7F, 2-4-2, Uchikanda, Chiyoda-ku,Tokyo 101-0047, JAPAN
Kanda Station(JR Yamanote Line): 3 min. walk
Kanda Station(Tokyo Metro Ginza Line) :4 min. walk
Otemachi Station(Tokyo Metro Marunouchi Line): 5 min. walk
Phone: ＋81-3-3257-1910
FAX: ＋81-3-3525-7037