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Kiyoshi Ichimura

This inventor holds 7 USPTO granted patents. Top assignee: Mitsubishi Rayon Company, Limited. Active years: 1988-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kiyoshi Ichimura. Retrieved from https://idiyas.com/inventor/kiyoshi-ichimura

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 7

% Patents Active = 100.0

Average Co-Inventor Count = 4.5

ph-index = 5

Forward Citations = 65(Granted Patents)

Location History:

Abiko, JP (1988)
Tokyo, JP (1990 - 1991)

Company Filing History:

Mitsubishi Rayon Company, Limited

Years Active: 1988-1991

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7 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4997259 - Light source system with uniforming device for optical fiber type (1991-03-05),

2. 4984859 - Optical fiber ribbon end-structure (1991-01-15),

3. 4942292 - Apparatus for following sun light (1990-07-17),

4. 4934787 - Mode scrambler (1990-06-19),

5. 4929169 - Working equipment for roughening the side of optical fiber (1990-05-29),

6. 4916406 - Automatic gain control circuit (1990-04-10),

7. 4741932 - Coating composition and method for forming a multi-layered coating (1988-05-03),

Profile summary based on public USPTO records.

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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