EPO Patents = 3

Trademarks = 2

Forward Citations = 24

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6 inventors (with patents filed for the assignee):

Koichi Yamakawa (5 out of 10 patents)

Yoko Yamakawa (3 out of 3 patents)

Kanade Ogawa (2 out of 4 patents)

4. Makoto Aoyama (1 out of 12 patents)

5. Takamitsu Morioka (1 out of 1 patent)

6. Tatsuhiko Imaoka (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 12661035 - Substance-in-blood concentration measurement device and substance-in-blood concentration measurement method (2026-06-23),

2. D1126405 - Biological component measuring device (2026-05-12),

3. 12135283 - Tissue identification device, tissue identification system, method of identifying tissue, and storage medium (2024-11-05),

4. D937425 - Biological component measuring device (2021-11-30),

5. D908884 - Biological component measuring device (2021-01-26),

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

5 Patents

#717 in Osaka

#6,652 in Japan

Osaka, Japan

Light Touch Technology Incorporated

Forward Citations = 24

6 inventors:

Koichi Yamakawa (5 out of 10 patents)

Yoko Yamakawa (3 out of 3 patents)

Kanade Ogawa (2 out of 4 patents)

4. Makoto Aoyama (1 out of 12 patents)

5. Takamitsu Morioka (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Light Touch Technology Incorporated. Retrieved from https://idiyas.com/company/light-touch-technology

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]

3 patents (EPO):

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]