Trademarks = 2

Forward Citations = 75

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15 inventors (with patents filed for the assignee):

Naoya Wada (4 out of 33 patents)

Tetsuya Kobayashi (2 out of 2 patents)

Yusaku Tottori (2 out of 2 patents)

4. Seitetsu Boku (2 out of 3 patents)

5. Tetsuya Kawanishi (1 out of 57 patents)

6. Atsushi Okamoto (1 out of 4 patents)

7. Tomokazu Oda (1 out of 1 patent)

8. Taketoshi Takahata (1 out of 1 patent)

9. Shusaku Noda (1 out of 1 patent)

10. Masaru Fukumitsu (1 out of 1 patent)

11. Haruyuki Endo (1 out of 1 patent)

12. Kazuaki Ikegai (1 out of 2 patents)

13. Isao Yamauchi (1 out of 14 patents)

14. Hiroyuki Yamazaki (1 out of 1 patent)

15. Takuya Yoda (1 out of 2 patents)

6 patents: Sort by Forward Citations

1. 10686529 - Optical communication system and optical communication method (2020-06-16),

2. 10634782 - Extravisual obstacle detecting system (2020-04-28),

3. 9612407 - Optical coupler for multicore fiber (2017-04-04),

4. 9146357 - Optical fiber-based optical functional device cartridge module (2015-09-29),

5. 8982442 - Wavelength selection polarization controller (2015-03-17),

6. 8571418 - High resolution optical waveform shaping device having phase shift compensation associated with optical intensity modulation (2013-10-29),

Company Overview

Optoquest Co., Ltd. is a leading manufacturer and supplier of precision optics and opto-mechanical solutions. With a strong focus on innovation and quality, Optoquest provides a wide range of high-performance optical components for various industries, including medical, aerospace, and defense. Their expertise in optical design, engineering, and manufacturing ensures that customers receive the best solutions for their specific needs.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

6 Patents

#101 in Saitama 343-0827

#5,990 in Japan

Saitama, Japan

Optoquest Co., Ltd.

Forward Citations = 75

15 inventors:

Naoya Wada (4 out of 33 patents)

Tetsuya Kobayashi (2 out of 2 patents)

Yusaku Tottori (2 out of 2 patents)

4. Seitetsu Boku (2 out of 3 patents)

5. Tetsuya Kawanishi (1 out of 57 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Optoquest Co., Ltd.. Retrieved from https://idiyas.com/company/optoquest-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]