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For the Inventor, By the Inventor

Sagamihara, Japan

Cig Photonics Japan Limited


USPTO Granted Patents = 20

Forward Citations = 7

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9 inventors (with patents filed for the assignee):

goldMedal Daisuke Noguchi (14 out of 87 patents)

silverMedal Hiroshi Yamamoto (12 out of 15 patents)

bronzeMedal Osamu Kagaya (4 out of 84 patents)

4.  Shigeru Mieda (1 out of 1 patent)

5.  Hirofumi Nakagawa (1 out of 3 patents)

6.  Daisuke Murakami (1 out of 1 patent)

7.  Takayuki Nakao (1 out of 5 patents)

8.  Hiroyoshi Ishii (1 out of 1 patent)

9.  Takuma Ban (1 out of 1 patent)


20 patents:

1. 12769070 - Optical module (2026-10-20),
2. 12587285 - Optical transceiver (2026-03-24),
3. 12413041 - Optical module with two differential transmission line pairs with different lengths designed to cancel phase shift and stabilize high-frequency signal (2025-09-09),
4. 12224552 - Optical module (2025-02-11),
5. 12206218 - Optical module (2025-01-21),
6. 12027815 - Optical module (2024-07-02),
7. 11792915 - Printed circuit board and optical transceiver (2023-10-17),
8. 11740419 - Optical subassembly (2023-08-29),
9. 11736197 - Optical module (2023-08-22),
10. 11641240 - Optical module (2023-05-02),
11. 11503715 - Optical module (2022-11-15),
12. 11483929 - Optical module (2022-10-25),
13. 11456393 - Optical module (2022-09-27),
14. 11340412 - Optical module (2022-05-24),
15. 11317513 - Optical module (2022-04-26),
Company Overview
Cig Photonics Japan Limited is a specialized company based in Sagamihara, Japan, focusing on the development and manufacturing of advanced photonic devices and systems. The organization is dedicated to innovation in optical technologies, catering to various sectors including telecommunications, industrial applications, and scientific research. With a strong emphasis on research and development, Cig Photonics aims to enhance the performance and efficiency of photonic solutions, contributing to advancements in the field of optics and photonics.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

20 Patents

#3 in Sagamihara

#2,945 in Japan

#31,295 in the World

Sagamihara, JP
Sagamihara, Japan

Cig Photonics Japan Limited

Forward Citations = 7

9 inventors:

goldMedal Daisuke Noguchi (14 out of 87 patents)

silverMedal Hiroshi Yamamoto (12 out of 15 patents)

bronzeMedal Osamu Kagaya (4 out of 84 patents)

4.  Shigeru Mieda (1 out of 1 patent)

5.  Hirofumi Nakagawa (1 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Cig Photonics Japan Limited. Retrieved from https://idiyas.com/company/cig-photonics-japan

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]
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