Forward Citations = 4

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6 inventors (with patents filed for the assignee):

Katsuoki Kawanishi (1 out of 3 patents)

Shoji Kawamori (1 out of 1 patent)

Kenichi Takenoya (1 out of 1 patent)

4. Tsuyoshi Tsubone (1 out of 1 patent)

5. Kouhei Kobayashi (1 out of 1 patent)

6. Toshimi Zaitsu (1 out of 1 patent)

1 patent: Sort by Forward Citations

1. 5681465 - Filtration equipment with filtrate recovery process (1997-10-28),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

1 Patents

#243 in Yokohama

#15,759 in Japan

Yokohama, Japan

Human Techno Co., Ltd.

Forward Citations = 4

6 inventors:

Katsuoki Kawanishi (1 out of 3 patents)

Shoji Kawamori (1 out of 1 patent)

Kenichi Takenoya (1 out of 1 patent)

4. Tsuyoshi Tsubone (1 out of 1 patent)

5. Kouhei Kobayashi (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Human Techno Co., Ltd.. Retrieved from https://idiyas.com/company/human-techno-company

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]