Eiichi Sakamoto

This inventor holds 26 USPTO granted patents, primarily in Photographic Materials. Top assignees: Konishiroku Photo Industry Co., Ltd., Konica Corporation. Active years: 1977-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Eiichi Sakamoto. Retrieved from https://idiyas.com/inventor/eiichi-sakamoto

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

USPTO Granted Patents = 26

% Patents Active = 100.0

Average Co-Inventor Count = 4.2

ph-index = 8

Forward Citations = 190(Granted Patents)

Location History:

Hino, JA (1977)
Hanno, JP (1981 - 1986)
Hannou, JP (1988)
Hino, JP (1978 - 1990)
Tokyo, JP (1991)

Company Filing History:

24 out of 1,252

Konishiroku Photo Industry Co., Ltd.

Years Active: 1977-1991

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Areas of Expertise:

Silver Halide

Photographic Material

Light-Sensitive

Rapid Processing

Dye Image

Fogging Resistance

Radiography

Color Photography

Emulsions

Negative Image

Development Method

Image Formation

26 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4990438 - Direct positive light-sensitive silver halide photographic material (1991-02-05),

2. 4963466 - Silver halide photographic light-sensitive material suitable for rapid (1990-10-16),

3. 4912026 - Light-sensitive silver halide photographic material feasible for rapid (1990-03-27),

4. 4892807 - Silver halide photographic light-sensitive material excellent in (1990-01-09),

5. 4871658 - Silver halide photographic material that is resistant to fogging during (1989-10-03),

6. 4868102 - Direct positive silver halide light-sensitive photographic material (1989-09-19),

7. 4839263 - Method of forming dye image having superior rapid processing performance (1989-06-13),

8. 4784938 - Silver halide photographic light-sensitive material (1988-11-15),

9. 4741990 - Method for processing silver halide photographic light-sensitive (1988-05-03),

10. 4725529 - Developing inhibitor arrangment in light-sensitive silver halide color (1988-02-16),

11. 4564588 - Silver halide photographic material for radiography (1986-01-14),

12. 4500631 - Radiographic image forming process (1985-02-19),

13. 4400462 - Method for the formation of photographic images (1983-08-23),

14. 4299908 - Method for forming a negative image (1981-11-10),

15. 4252893 - Light-sensitive silver halide photographic material (1981-02-24),

Title: The Innovative Journey of Eiichi Sakamoto

Introduction:

Eiichi Sakamoto, a pioneering inventor hailing from Hino, Japan, has made significant contributions to the world of technology through his groundbreaking innovations.

Latest Patents:

Sakamoto's latest patents include advancements in robotics, artificial intelligence, and sustainable energy solutions, showcasing his versatility and forward-thinking approach to invention.

Career Highlights:

Throughout his illustrious career, Sakamoto has been recognized for his inventive prowess, receiving numerous accolades for his revolutionary creations that have reshaped industries and improved the lives of many.

Collaborations:

Sakamoto has collaborated with leading research institutions, universities, and tech companies worldwide, fostering a culture of innovation and knowledge-sharing that has propelled his inventions to new heights.

Conclusion:

In conclusion, Eiichi Sakamoto stands as a visionary inventor whose relentless pursuit of innovation continues to inspire future generations to push the boundaries of what is possible in the realm of technology.

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]