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For the Inventor, By the Inventor

Kanagawa, Japan

Takeshi Nakamine

This inventor holds 19 USPTO granted patents. Top assignee: Fuji Photo Film Company, Limited. Active years: 1989-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takeshi Nakamine. Retrieved from https://idiyas.com/inventor/takeshi-nakamine

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

USPTO Granted Patents = 19

% Patents Active = 100.0

Average Co-Inventor Count = 3.4

ph-index = 5

Forward Citations = 60(Granted Patents)


Location History:

  • Ashigara, JP (1997)
  • Kanagawa, JP (1989 - 1999)
  • Minami-Ashigara, JP (1999 - 2006)

Company Filing History:

goldMedal19 out of 16,458 
 
Fuji Photo Film Company, Limited
 patents

Years Active: 1989-2006

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19 patents (USPTO):Explore Patents
1. 6995273 - 1H-pyrazolo[1,5-b]-1,2,4-triazole compound, coupler and silver halide color photographic light-sensitive material (2006-02-07),
2. 6773875 - Silver halide color photographic light-sensitive material, pyrrolotriazole compound, and dye-forming compound (2004-08-10),
3. 6649771 - Silver halide color photographic light-sensitive material, pyrrolotriazole compound and dye-forming compound (2003-11-18),
4. 6544724 - Coupler and silver halide color photographic light-sensitive material (2003-04-08),
5. 6235457 - Arylidene compound, azomethine compound and silver halide photographic material (2001-05-22),
6. 5985531 - Silver halide color photographic light-sensitive material containing a (1999-11-16),
7. 5858635 - Silver halide color photographic material (1999-01-12),
8. 5667951 - Silver halide color photographic material containing photographic yellow (1997-09-16),
9. 5656418 - Silver halide color photographic material (1997-08-12),
10. 5605788 - Silver halide color photographic material (1997-02-25),
11. 5236803 - Color light-sensitive material with hydroquinone reducing agent (1993-08-17),
12. 5206131 - Diffusion transfer type silver halide color photosensitive materials (1993-04-27),
13. 5202225 - Silver halide photographic materials with redox releasers containing (1993-04-13),
14. 5139919 - Heat-developable color photographic materials with combination of (1992-08-18),
15. 5017454 - Heat-developable color light-sensitive material (1991-05-21),

Title: **The Innovative Contributions of Takeshi Nakamine**

Introduction

Takeshi Nakamine is a prominent inventor based in Kanagawa, Japan, holding an impressive portfolio of 19 patents. His work primarily focuses on advancements in photographic materials and compounds, showcasing his significant contributions to the field of photography and imaging technologies.

Latest Patents

Among his latest innovations, Nakamine has developed a groundbreaking patent for a 1H-pyrazolo[1,5-b]-1,2,4-triazole compound, which includes a silver halide color photographic light-sensitive material. This compound is defined by its specific chemical formula, where R can represent a variety of organic groups, and L denotes functional groups such as —CO— or —SO—. Additionally, X may either be a hydrogen atom or a group that can be released during the coupling process with an oxidized product of a developing agent, including various organic groups. This innovation is crucial for enhancing the performance of photographic materials.

Career Highlights

Nakamine has built a successful career at Fuji Photo Film Company, Limited, where he has contributed significantly to the development of photographic technologies. His innovative approach and commitment to research have positioned him as a leader in the industry, with numerous patents that reflect his expertise and vision in creating advanced photographic materials.

Collaborations

Throughout his career, Nakamine has had the opportunity to collaborate with esteemed coworkers such as Toshio Kawagishi and Naoto Matsuda. These partnerships have fostered an environment of creativity and innovation, allowing them to collectively advance the field of photographic science.

Conclusion

Takeshi Nakamine's contributions to innovations in photographic materials demonstrate the importance of creativity and research in driving technology forward. With a total of 19 patents, his work continues to influence the landscape of photography, showcasing the vital role of inventors in shaping modern imaging technologies.

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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