Forward Citations = 4

Loading Chart...

7 inventors (with patents filed for the assignee):

Yoshimi Niwano (1 out of 13 patents)

Tsutomu Mabuchi (1 out of 8 patents)

Tsutomu Nishiguchi (1 out of 7 patents)

4. Katsutoshi Endo (1 out of 4 patents)

5. Kenichi Ikeda (1 out of 9 patents)

6. Takashi Ootsuka (1 out of 3 patents)

7. Takamichi Konno (1 out of 2 patents)

2 patents: Sort by Forward Citations

1. 5635448 - Herbicidal composition for upland farming and weeding method (1997-06-03),

2. 5578622 - Isothiazole derivatives and their uses (1996-11-26),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

2 Patents

#4,372 in Tokyo

#11,139 in Japan

Tokyo, Japan

Asamura Patent Office

Forward Citations = 4

7 inventors:

Yoshimi Niwano (1 out of 13 patents)

Tsutomu Mabuchi (1 out of 8 patents)

Tsutomu Nishiguchi (1 out of 7 patents)

4. Katsutoshi Endo (1 out of 4 patents)

5. Kenichi Ikeda (1 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Asamura Patent Office. Retrieved from https://idiyas.com/company/asamura-patent-office

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]