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For the Inventor, By the Inventor

Otake, Japan

Takaaki Fujiwa

This inventor holds 26 USPTO granted patents, primarily in Lactone-Modified Resins. Top assignees: Daicel Chemical Industries, Ltd., Nippon Paint Compnay, Ltd., Diacel Chemical Industries, Ltd.. Active years: 1992-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takaaki Fujiwa. Retrieved from https://idiyas.com/inventor/takaaki-fujiwa

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 = 3.1

ph-index = 7

Forward Citations = 110(Granted Patents)


Location History:

  • both Otake, JP (1992)
  • Hiroshima, JP (1992 - 1996)
  • Arai, JP (1997)
  • Otake, JP (1993 - 1998)
  • Hiroshima-ken, JP (1996 - 1998)
  • Niigata-ken, JP (1997 - 1998)
  • Ohtake, JP (1996 - 1999)

Company Filing History:

goldMedal25 out of 1,165 
 
Daicel Chemical Industries, Ltd.
 patents
silverMedal6 out of 827 
 
Nippon Paint Compnay, Ltd.
 patents
bronzeMedal1 out of 7 
 
Diacel Chemical Industries, Ltd.
 patents
4. 1 out of 119 
 
Toyo Aluminium Kabushiki Kaisha
 patents
where one patent can have more than one assignee

Years Active: 1992-1999

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Areas of Expertise:
Lactone-Modified Polyvinyl
Alicyclic Compound
Epoxy Resin
Modified Acrylic Monomers
Polyols
Anti-Static Resin
Diketene Compound
Hydrolysis Resistant
Carbonate Polymer
Aluminum Pigments
Curable Resin
26 patents (USPTO):Explore Patents
1. 5856552 - Composition comprising a novel phosphatized alicyclic compound and (1999-01-05),
2. 5824815 - Composition comprising a novel phosphatized alicyclic compound and (1998-10-20),
3. 5777027 - Curable resin composition which comprises a lactone-modified polyvinyl (1998-07-07),
4. 5733982 - Carbonate group-modified epoxy resin, a process for the preparation (1998-03-31),
5. 5721329 - Lactone-modified diketene (meth)acrylate compound, a process for the (1998-02-24),
6. 5712334 - Lacton-modified polyvinyl alcohol and permanently anti-static resin (1998-01-27),
7. 5658989 - Modified acrylic polyyol carbonate polymer (1997-08-19),
8. 5650532 - Acrylic monomer (1997-07-22),
9. 5631342 - Lactone-modified diketene(meth)acrylate compound, a process for the (1997-05-20),
10. 5612412 - Lactone-modified polyvinyl alcohol, a process for the preparation thereof (1997-03-18),
11. 5574098 - Lactone-modified polyvinyl acetal resin and process for the preparation (1996-11-12),
12. 5569773 - Process for producing a composition comprising epoxy compounds having (1996-10-29),
13. 5556927 - Carbonate group-modified epoxy resin, a process for the preparation (1996-09-17),
14. 5540768 - Aluminum pigments (1996-07-30),
15. 5527968 - Process for the production of modified acrylic monomers (1996-06-18),

Title: An Overview of Takaaki Fujiwa: Innovator in Phosphatized Alicyclic Compounds

Introduction: Takaaki Fujiwa, based in Otake, Japan, is a prominent inventor known for his significant contributions to the field of chemistry and materials science. With a remarkable portfolio of 26 patents, Fujiwa has led innovations that push the boundaries of various applications, particularly in coatings and resins.

Latest Patents: Among his latest patents, Takaaki Fujiwa has developed compositions comprising novel phosphatized alicyclic compounds. These inventions include compositions that are described as useful antigassing agents for water-based coating compositions containing metallic elements, such as aluminum powder or flake pigments, often utilized in the coating of automobile bodies. His inventions also serve as flame retardants for an array of resins and are applicable in water-based inks, showcasing the versatility and utility of his work.

Career Highlights: Throughout his career, Takaaki Fujiwa has made impactful contributions while working with notable companies. He has been associated with Daicel Chemical Industries, Ltd. and Nippon Paint Company, Ltd., where he leveraged his expertise to develop innovative solutions and expand the applications of chemical compounds in various industries.

Collaborations: Fujiwa has collaborated with distinguished professionals like Tomohisa Isobe and Shinji Nakano. These partnerships have further fueled innovative projects and have been instrumental in the successful development of new materials and compositions.

Conclusion: Takaaki Fujiwa’s dedication to innovation is evident through his extensive patent portfolio and collaborations with industry leaders. His work on phosphatized alicyclic compounds has opened new avenues in the fields of coatings and materials science, making a lasting impact on the industry and setting the stage for future advancements.

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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