Otsu, Japan

Tadami Kamaishi

This inventor holds 6 USPTO granted patents. Top assignees: Toray Industries, Inc., Toray Thiokol Company Limited, Other. Active years: 1981-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadami Kamaishi. Retrieved from https://idiyas.com/inventor/tadami-kamaishi

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


% Patents Active = 100.0

Average Co-Inventor Count = 2.6

ph-index = 4

Forward Citations = 38(Granted Patents)


Location History:

  • Ootsu, JP (1982)
  • Ohtsu, JP (1981 - 1995)
  • Otsu, JP (1985 - 2002)

Company Filing History:


Years Active: 1981-2002

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6 patents (USPTO):Explore Patents

Title: Innovations of Tadami Kamaishi

Introduction

Tadami Kamaishi is a notable inventor based in Otsu, Japan. He has made significant contributions to the field of materials science, particularly in the development of innovative aggregates and water-permeable materials. With a total of 6 patents to his name, Kamaishi's work reflects a commitment to advancing technology in construction materials.

Latest Patents

Kamaishi's latest patents include a novel aggregate and a manufacturing process for it. The aggregate comprises a core made of an elastic material, with a surfacing material adhered using resin. The manufacturing process involves mixing 100 parts by weight of the elastic core with 0.1 to 20 parts by weight of resin to ensure uniform adhesion. Additionally, he has developed a water-permeable material that boasts excellent chemical resistance, water resistance, and weatherability, preventing cracks from forming in the material. This composition includes aggregate grains, a polysulfide-modified epoxy resin, and a curing agent.

Career Highlights

Throughout his career, Kamaishi has worked with prominent companies, including Toray Industries, Inc. His innovative approaches have led to advancements in the materials used in various applications, enhancing their durability and functionality.

Collaborations

Kamaishi has collaborated with notable individuals in his field, including Shigeo Abiko and Takao Kitagawa. These partnerships have contributed to the successful development of his patented technologies.

Conclusion

Tadami Kamaishi's contributions to materials science through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the industry positively, paving the way for future innovations in construction materials.

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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