% Expired Patents = 33.3

Forward Citations = 472

Loading Chart...

10 inventors (with patents filed for the assignee):

Masahide Kato (2 out of 2 patents)

Yasuhiro Umetsu (2 out of 2 patents)

Shinya Morita (1 out of 72 patents)

4. Masayoshi Minami (1 out of 20 patents)

5. Satoshi Aizawa (1 out of 6 patents)

6. Masayuki Yamada (1 out of 4 patents)

7. Kosuke Imafuku (1 out of 14 patents)

8. Katsutoshi Hoshino (1 out of 1 patent)

9. Hiromi Okada (1 out of 6 patents)

10. Kazuhisa Osaka (1 out of 1 patent)

3 patents: Sort by Forward Citations

#3,543 in Tokyo

#8,922 in Japan

Techno Quartz Inc.

Forward Citations = 472

10 inventors:

Masahide Kato (2 out of 2 patents)

Yasuhiro Umetsu (2 out of 2 patents)

Shinya Morita (1 out of 72 patents)

4. Masayoshi Minami (1 out of 20 patents)

5. Satoshi Aizawa (1 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Techno Quartz Inc.. Retrieved from https://idiyas.com/company/techno-quartz

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]