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For the Inventor, By the Inventor

Kanagawa, Japan

Tadashi Kitamura

This inventor holds 5 USPTO granted patents. Top assignee: Mitsui Toatsu Chemicals, Incorporated. Active years: 1978-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadashi Kitamura. Retrieved from https://idiyas.com/inventor/tadashi-kitamura-dautz6fl

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

USPTO Granted Patents = 5

% Patents Active = 100.0

Average Co-Inventor Count = 3.6

ph-index = 5

Forward Citations = 52(Granted Patents)


Location History:

  • Hiratsuka, JP (1978 - 1983)
  • Kanagawa, JP (1992 - 1995)
  • Kanagawa-ken, JP (1997)

Company Filing History:

goldMedal5 out of 1,379 
 
Mitsui Toatsu Chemicals, Incorporated
 patents

Years Active: 1978-1997

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5 patents (USPTO):Explore Patents
1. 5633317 - Isocyanate resin compositions and hot melt and pressure sensitive (1997-05-27),
2. 5418288 - Isocyanate resin compositions and hot melt and pressure sensitive (1995-05-23),
3. 5095059 - Oiled-face adherable, hot-melt adhesive composition and a non-slip (1992-03-10),
4. 4387115 - Composition for conductive cured product (1983-06-07),
5. 4122143 - Process for producing cured products (1978-10-24),

Title: The Innovations of Tadashi Kitamura

Introduction

Tadashi Kitamura is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of resin compositions, particularly focusing on isocyanate resin technologies. With a total of 5 patents to his name, Kitamura's work has had a considerable impact on adhesive and coating materials.

Latest Patents

Kitamura's latest patents revolve around isocyanate resin compositions and their applications. One of his key inventions is a resin composition that includes a graft copolymer with at least one isocyanate group and a number-average molecular weight ranging from 10,000 to 20,000. This composition also incorporates a high-molecular-weight polymer with similar isocyanate characteristics and a low-molecular-weight polymer, which may or may not contain an isocyanate group. The resulting resin composition exhibits tackiness at ordinary temperatures and boasts a long pot life. These properties make it suitable for use in reactive hot melt type adhesives, which can eliminate the need for a hot press process, as well as in reactive hot melt type pressure-sensitive adhesives and various coating materials.

Career Highlights

Tadashi Kitamura is currently employed at Mitsui Toatsu Chemicals, Incorporated, where he continues to innovate in the field of chemical engineering. His work has not only advanced the technology behind adhesives but has also contributed to the development of more efficient and effective materials in various applications.

Collaborations

Throughout his career, Kitamura has collaborated with esteemed colleagues such as Eiichi Kawasaki and Kiyoto Doi. These partnerships have fostered a creative environment that has led to the successful development of new technologies and products.

Conclusion

Tadashi Kitamura's contributions to the field of resin compositions highlight his innovative spirit and dedication to advancing adhesive technologies. His patents reflect a commitment to improving material properties and applications, making him a significant figure in the industry.

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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