Forward Citations = 21

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8 inventors (with patents filed for the assignee):

Yoshio Satoh (3 out of 73 patents)

Masanori Yachi (2 out of 29 patents)

Hiroshi Ishikawa (2 out of 86 patents)

4. Kazutsugu Kikuchi (2 out of 6 patents)

5. Yoshitaka Takahashi (1 out of 59 patents)

6. Takashi Matsuda (1 out of 186 patents)

7. Osamu Ikata (1 out of 52 patents)

8. Ivan Dimitrov Avramov (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 6105426 - Tuning fork type vibration element and tuning fork type vibration gyro (2000-08-22),

2. 5996410 - Tuning fork type vibration gyro (1999-12-07),

3. 5874866 - Phase-shift oscillator having ladder-type saw filter feedback circuit (1999-02-23),

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

3 Patents

#151 in Yokohama

#8,929 in Japan

Yokohama, Japan

Fujitsu Towa Electron Limited

Forward Citations = 21

8 inventors:

Yoshio Satoh (3 out of 73 patents)

Masanori Yachi (2 out of 29 patents)

Hiroshi Ishikawa (2 out of 86 patents)

4. Kazutsugu Kikuchi (2 out of 6 patents)

5. Yoshitaka Takahashi (1 out of 59 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Fujitsu Towa Electron Limited. Retrieved from https://idiyas.com/company/fujitsu-towa-electron

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]