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Kawasaki, Japan

Harumi Sakoh

This inventor holds 9 USPTO granted patents. Top assignee: Canon Kabushiki Kaisha. Active years: 1990-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Harumi Sakoh. Retrieved from https://idiyas.com/inventor/harumi-sakoh

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

USPTO Granted Patents = 9

% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 6

Forward Citations = 124(Granted Patents)

Location History:

Tokyo, JP (1990 - 1992)
Kawasaki, JP (1994 - 1998)
Yokohama, JP (2001)

Company Filing History:

9 out of 92,901

Canon Kabushiki Kaisha

Years Active: 1990-2001

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9 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6215971 - Electrophotographic image-forming method, electrophotographic image-forming apparatus, and process cartridge (2001-04-10),

2. 5800955 - Electrophotographic photosensitive member having (1998-09-01),

3. 5587778 - Overlaid image forming apparatus (1996-12-24),

4. 5558964 - Electrophotographic photosensitive member, and electrophotographic (1996-09-24),

5. 5485250 - Electrophotographic apparatus with photosensitive member having surface (1996-01-16),

6. 5374494 - Electrophotographic photosensitive member, electrophotographic (1994-12-20),

7. 5357320 - Electrophotographic apparatus (1994-10-18),

8. 5114814 - Photosensitive member for electrophotography, image forming method and (1992-05-19),

9. 4920022 - Electrophotographic photosensitive member comprising aryl amine charge (1990-04-24),

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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