Hiroshi Nagame

This inventor holds 33 USPTO granted patents, primarily in Electrophotographic Technology. Top assignees: Ricoh Company, Ltd., Semiconductor Energy Laboratory Co., Ltd.. Active years: 1990-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Nagame. Retrieved from https://idiyas.com/inventor/hiroshi-nagame

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

USPTO Granted Patents = 33

% Patents Active = 87.9

Average Co-Inventor Count = 4.7

ph-index = 17

Forward Citations = 772(Granted Patents)

Location History:

Shizuoka-ken, JP (2003)
Shizuoka, JP (2000 - 2007)
Numazu, JP (1990 - 2009)

Company Filing History:

Semiconductor Energy Laboratory Co., Ltd.

patents

where one patent can have more than one assignee

Years Active: 1990-2009

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Areas of Expertise:

Electrophotographic Photoconductor

Image Forming Apparatus

Process Cartridge

Electrophotographic Method

Photoconductor Manufacturing

Electrophotographic Drum

Charge Unit

Frictional Resistance Measurement

Lubricity Imparting Unit

Ozone Adsorption

Water Vapor Permeability

Activated Carbon Fibers

33 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7482104 - Toner, developer, toner container and latent electrostatic image carrier, and process cartridge, image forming method, and image forming apparatus using the same (2009-01-27),

2. 7386256 - Toner, developer, toner container and latent electrostatic image carrier, and process cartridge, image forming method, and image forming apparatus using the same (2008-06-10),

3. 7341814 - Electrophotographic photoconductor, preparation method thereof, electrophotographic apparatus and process cartridge (2008-03-11),

4. 7315722 - Image forming apparatus and image forming method (2008-01-01),

5. 7177570 - Measurement of frictional resistance of photoconductor against belt in image forming apparatus, process cartridge, and image forming method (2007-02-13),

6. 7153621 - Electrophotographic photoreceptor and image forming apparatus using the photoreceptor (2006-12-26),

7. 6879799 - Image-forming apparatus and image-forming process-cartridge (2005-04-12),

8. 6844124 - Electrophotographic photoreceptor, method for manufacturing the photoreceptor, and image forming method and apparatus using the photoreceptor (2005-01-18),

9. 6706459 - Electrophotographic drum-shaped photoconductor and image forming method and apparatus using the same (2004-03-16),

10. 6686114 - Electrophotographic image forming method and apparatus (2004-02-03),

11. 6641964 - Electrophotographic photoreceptor, method for manufacturing the photoreceptor, and image forming method and apparatus using the photoreceptor (2003-11-04),

12. 6562529 - Electrophotographic drum-shaped photoconductor and image forming method and apparatus using the same (2003-05-13),

13. 6558862 - Electrophotographic photoreceptor and image forming apparatus using the photoreceptor (2003-05-06),

14. 6521386 - Electrophotographic photoreceptor and electrophotographic image forming method and apparatus using the photoreceptor (2003-02-18),

15. 6363237 - Unit for imparting lubricity to electrophotographic photoconductor, electrophotographic image formation apparatus including the unit, and image formation method using the apparatus (2002-03-26),

Title: Hiroshi Nagame - Innovative Inventor from Numazu, Japan

Introduction: Hiroshi Nagame is a renowned inventor hailing from Numazu, Japan, known for his groundbreaking contributions to various technological fields.

Latest Patents: Hiroshi Nagame holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous innovation and forward-thinking approach.

Career Highlights: With over two decades of experience in the tech industry, Hiroshi Nagame has worked with leading research institutions and universities to develop cutting-edge solutions that have revolutionized the way we interact with technology.

Collaborations: Throughout his career, Hiroshi Nagame has collaborated with top companies in Japan and internationally, fostering a culture of innovation and knowledge-sharing to drive progress in the tech sector.

Conclusion: Hiroshi Nagame's passion for innovation and his relentless pursuit of excellence have solidified his reputation as a visionary inventor, shaping the future of technology in Japan and beyond.

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]