Tokyo, Japan

Sadao Nishita

This inventor holds 6 USPTO granted patents. Top assignees: Kureha Kagaku Kogyo Kabushiki Kaisha, Kureha Chemical Industry Company, Limited. Active years: 1977-1981.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sadao Nishita. Retrieved from https://idiyas.com/inventor/sadao-nishita

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 = 6.0

ph-index = 3

Forward Citations = 24(Granted Patents)


Location History:

  • Tokyo, JA (1977 - 1978)
  • Tokyo, JP (1979 - 1981)

Company Filing History:


Years Active: 1977-1981

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6 patents (USPTO):Explore Patents

Title: Sadao Nishita: Innovator in Palladium Complex Catalysts

Introduction

Sadao Nishita is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of chemistry, particularly in the development of palladium complexes. With a total of 6 patents to his name, Nishita's work has had a notable impact on catalyst technology.

Latest Patents

Nishita's latest patents focus on a palladium complex that is crucial for the production of 1,3-diene oligomers. The complex, known as bis[tri(ortho-tolyl)phosphine] palladium, is produced by reacting a palladium salt with tri(ortho-tolyl)phosphine. The resultant bis[tri(ortho-tolyl)phosphine] palladium salt is then reduced with an alcoholic alkali. This innovative catalyst plays a vital role in enhancing the efficiency of chemical reactions in various industrial applications.

Career Highlights

Throughout his career, Sadao Nishita has worked with notable companies such as Kureha Kagaku Kogyo Kabushiki Kaisha and Kureha Chemical Industry Company, Limited. His experience in these organizations has allowed him to refine his expertise in catalyst development and chemical processes.

Collaborations

Nishita has collaborated with esteemed colleagues, including Yutaka Mukaida and Mikiro Yanaka. These partnerships have contributed to the advancement of his research and the successful implementation of his inventions.

Conclusion

Sadao Nishita's contributions to the field of chemistry, particularly through his innovative palladium complexes, have established him as a key figure in catalyst technology. His work continues to influence the industry and pave the way 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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