Toshinao Ukai

This inventor holds 32 USPTO granted patents, primarily in Photographic Materials. Top assignees: Fuji Photo Film Company, Limited, Dana-Farber-Cancer Institute Inc., Yuji Mihara. Active years: 1977-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshinao Ukai. Retrieved from https://idiyas.com/inventor/toshinao-ukai

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

USPTO Granted Patents = 32

% Patents Active = 100.0

Average Co-Inventor Count = 3.5

ph-index = 8

Forward Citations = 216(Granted Patents)

Location History:

Asaka, JA (1977)
Asaka, JP (1979 - 1983)
Minami-ashigara, JP (1990)
Kanagawa, JP (1985 - 1995)
Shizuoka, JP (1995)
Kanagawa-ken, JP (1997)

Company Filing History:

31 out of 16,458

Fuji Photo Film Company, Limited

patents

1 out of 1,268

Dana-Farber-Cancer Institute Inc.

where one patent can have more than one assignee

Years Active: 1977-1997

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Areas of Expertise:

Cancer Treatment

Methine Derivatives

Photopolymerizable Composition

Silver Halide Emulsion

Near Infrared Absorbing Composition

Heat-Developable Materials

Dye Laser

Light-Sensitive Elements

Photographic Materials

Superhigh Contrast Material

Color Light-Sensitive Materials

Thermally Developable Material

32 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5618831 - Composition and method for treating cancer (1997-04-08),

2. 5476945 - Water-soluble methine derivatives of thiazole (1995-12-19),

3. 5424442 - Water-soluble methine compounds useful in photographic silver halide (1995-06-13),

4. 5385807 - Photopolymerizable composition (1995-01-31),

5. 5294709 - Methine compounds and methine dyes (1994-03-15),

6. 5250692 - Water-soluble methine compounds useful in photographic silver halide (1993-10-05),

7. 5149619 - Silver halide photographic emulsion (1992-09-22),

8. 5032500 - Process for the preparation of silver halide photographic emulsion (1991-07-16),

9. 4987064 - Silver halide photographic materials (1991-01-22),

10. 4965170 - Silver halide photographic material and method for forming super high (1990-10-23),

11. 4956263 - Silver halide photographic material containing a compound capable of (1990-09-11),

12. 4925782 - Silver halide photographic light-sensitive element containing water (1990-05-15),

13. 4923789 - Silver halide photographic material (1990-05-08),

14. 4923638 - Near infrared absorbing composition (1990-05-08),

15. 4908293 - Superhigh contrast negative type silver halide photographic material (1990-03-13),

Title: Toshinao Ukai: Pioneering Innovations in Cancer Treatment and Spectral Sensitizing Dyes

Introduction:

Toshinao Ukai, a prolific inventor based in Kanagawa, Japan, has made significant contributions to the fields of pharmaceuticals and spectral sensitizing dyes. With an impressive portfolio of 32 patents, Ukai continues to push the boundaries of innovation in his respective industries.

Latest Patents:

Among his latest patents, Ukai has developed a groundbreaking Composition and method for treating cancer. This pharmaceutical composition aims to treat cancer in animals using specific compounds outlined in the General Formula (I). Additionally, Ukai's Water-soluble methine derivatives of thiazole patent showcases a novel methine compound that serves as a spectral sensitizing dye and antitumor agent.

Career Highlights:

Throughout his career, Toshinao Ukai has been associated with esteemed companies such as Fuji Photo Film Company, Limited, where he has undoubtedly gained invaluable experience in research and development. His expertise in chemistry and pharmaceuticals has led to the successful creation of innovative solutions for challenging medical conditions.

Collaborations:

Ukai has had the privilege of collaborating with esteemed colleagues such as Haruo Takei and Yuji Mihara. These collaborations have likely fostered a dynamic and innovative work environment, enabling Ukai to thrive and achieve groundbreaking advancements in his field.

Conclusion:

In conclusion, Toshinao Ukai's dedication to innovation and his pioneering spirit have established him as a prominent figure in the world of pharmaceuticals and spectral sensitizing dyes. With a remarkable track record of patents and a history of successful collaborations, Ukai continues to shape the future of these critical industries with his inventive solutions and groundbreaking research.

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]