Forward Citations = 92

Loading Chart...

14 inventors (with patents filed for the assignee):

Hideto Iwaoka (4 out of 24 patents)

Yoshiaki Nakano (2 out of 19 patents)

Kunio Tada (2 out of 7 patents)

4. Takeshi Inoue (2 out of 2 patents)

5. Yi Luo (2 out of 2 patents)

6. Takaaki Hirata (1 out of 11 patents)

7. Morio Wada (1 out of 22 patents)

8. Hiroshi Miyamoto (1 out of 45 patents)

9. Haruo Hosomatsu (1 out of 1 patent)

10. Eiji Yamamoto (1 out of 1 patent)

11. Masahito Seko (1 out of 1 patent)

12. Youichi Sekiguchi (1 out of 1 patent)

13. Shin-ichi Nakajima (1 out of 2 patents)

14. Takeshi Irita (1 out of 2 patents)

6 patents: Sort by Forward Citations

1. 5289494 - Distributed feedback semiconductor laser (1994-02-22),

2. 5189309 - Avalanche photodiode with AliNAsP cap layer (1993-02-23),

3. 5145792 - Method of fabricating a semiconductor optical device (1992-09-08),

4. 5084894 - Optical semiconductor device (1992-01-28),

5. 5077752 - Semiconductor laser (1991-12-31),

6. 5061030 - Optical integrated modulator (1991-10-29),

Company Overview

Optical Measurement Technology Development Co., Ltd. specializes in developing cutting-edge optical measurement solutions for various industries. Our innovative products are used for precise measurements in research labs, manufacturing facilities, and other settings. With a team of experts in optics and technology, we are dedicated to providing high-quality, reliable tools for our customers' measurement needs.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

6 Patents

#2,469 in Tokyo

#5,990 in Japan

Tokyo, Japan

Optical Measurement Technology Development Co., Ltd.

Forward Citations = 92

14 inventors:

Hideto Iwaoka (4 out of 24 patents)

Yoshiaki Nakano (2 out of 19 patents)

Kunio Tada (2 out of 7 patents)

4. Takeshi Inoue (2 out of 2 patents)

5. Yi Luo (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Optical Measurement Technology Development Co., Ltd.. Retrieved from https://idiyas.com/company/optical-measurement-technology-development-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]