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For the Inventor, By the Inventor

Yokohama, Japan

Osamu Isozaki

This inventor holds 64 USPTO granted patents and 1 published patent application, plus 5 CIPO patents, primarily in Coating Materials (CPC class 5251). Top assignees: Kansai Paint Company, Ltd., E.i. Dupont De Nemours and Company, Taisei Corporation. Active years: 1976-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Osamu Isozaki. Retrieved from https://idiyas.com/inventor/osamu-isozaki

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

USPTO Granted Patents = 64 

% Patents Active = 89.1

 

Average Co-Inventor Count = 2.5

ph-index = 14

Forward Citations = 557(Granted Patents)

Forward Citations (Not Self Cited) = 527(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Hiratsuka, JA (1976 - 1977)
  • Yokohama, JP (1986 - 2005)
  • Kanagawa-ken, JP (2001 - 2005)
  • Hiratsuka, JP (1980 - 2013)
  • Kanagawa, JP (1997 - 2014)

Company Filing History:

goldMedal62 out of 864 
 
Kansai Paint Company, Ltd.
 patents
silverMedal2 out of 16,339 
 
E.i. Dupont De Nemours and Company
 patents
bronzeMedal1 out of 81 
 
Taisei Corporation
 patents
4. 1 out of 834,453 
Other
 patents
where one patent can have more than one assignee

Years Active: 1976-2014

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Areas of Expertise:
Silsesquioxane
Titanium Oxide Film
Coating Composition
Photocurable Resin
Inorganic Film
Thermosetting
Crosslinking Agent
Aqueous Gel
Antifouling Paint
Curing Method
Polyurethane
Dispersion-Type Resin
64 patents (USPTO):Explore Patents
1. 8784947 - Silsesquioxane compound having polymerizable functional group (2014-07-22),
2. 8575383 - Silsesquioxane compound having polymerizable functional group (2013-11-05),
3. 7077895 - Coating compound for forming titanium oxide film, method for forming titanium oxide film and metal susbstrate coated with titanium oxide film (2006-07-18),
4. 6932882 - Coated film and method of laminating the same (2005-08-23),
5. 6902674 - Treating method for coating material waste water (2005-06-07),
6. 6881254 - Coating material for inorganic-film formation and method of forming inorganic film from the coating material (2005-04-19),
7. 6736890 - Coating material for forming titanium oxide film, method for forming titanium oxide film and use of said coating material (2004-05-18),
8. 6733580 - Inorganic film-forming coating composition, preparation method thereof and inorganic film-forming method (2004-05-11),
9. 6565641 - Inorganic film-forming coating composition, preparation method thereof and inorganic film-forming method (2003-05-20),
10. 6528577 - Aqueous polyurethane gel, process for producing the same, and use thereof (2003-03-04),
11. 6420090 - Liquid photocurable composition, water-based photocurable composition and resist pattern-forming method by use of the same (2002-07-16),
12. 6344307 - Photosensitive resin composition (2002-02-05),
13. 6331376 - Organic-solvent-based photocurable resist composition and resist pattern-forming method (2001-12-18),
14. 6303701 - Stainproof resin composition and production method therefor (2001-10-16),
15. 5882842 - Active energy ray-curable resin composition (1999-03-16),

Title: The Innovative Mind of Osamu Isozaki

Introduction: Osamu Isozaki, a prominent inventor based in Yokohama, Japan, holds an impressive portfolio of 64 patents. His work primarily focuses on the development of silsesquioxane compounds, which exhibit remarkable properties suitable for various industrial applications. Isozaki's contributions to the field of material science have significantly advanced the technology behind heat and scratch-resistant coatings.

Latest Patents: Among his notable recent inventions is a silsesquioxane compound featuring a polymerizable functional group. This composition aims to produce coating films that possess exceptional heat resistance and scratch resistance. Furthermore, it is designed to be highly compatible with a variety of polymerizable unsaturated compounds, including those with high polarity. The compound comprises organic groups directly attached to silicon atoms, with at least one organic group containing one or more urethane bonds alongside a (meth)acryloyloxy group, underscoring the innovative nature of his work.

Career Highlights: Osamu Isozaki has collaborated with leading companies in the industry, notably Kansai Paint Company, Ltd., and E.I. Dupont De Nemours and Company. His role in these organizations allowed him to leverage his expertise in chemical engineering to develop advanced materials that cater to the evolving needs of various sectors.

Collaborations: Throughout his career, Isozaki has worked alongside esteemed colleagues such as Noboru Nakai and Naozumi Iwasawa. These collaborations have enriched his research and contributed to the successful development of numerous patents that reflect the synergy of expertise in the field.

Conclusion: Osamu Isozaki stands out as a key figure in the world of innovation, with a track record of impactful inventions that continue to shape the industrial landscape. His dedication to advancing material science through silsesquioxane compounds exemplifies the spirit of innovation and the pursuit of excellence in 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]
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