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For the Inventor, By the Inventor

Ami, Japan

Yukio Sakai

This inventor holds 8 USPTO granted patents. Top assignee: Mitsubishi Petrochemical Company Limited. Active years: 1983-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yukio Sakai. Retrieved from https://idiyas.com/inventor/yukio-sakai-es72kss8

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

Calculating rank
USPTO Granted Patents = 8

% Patents Active = 100.0

Average Co-Inventor Count = 2.5

ph-index = 5

Forward Citations = 73(Granted Patents)


Location History:

  • Ibaraki, JP (1987)
  • Ami, JP (1983 - 1990)

Company Filing History:

goldMedal8 out of 546 
 
Mitsubishi Petrochemical Company Limited
 patents

Years Active: 1983-1990

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8 patents (USPTO):Explore Patents
1. 4939114 - Silver-deposited catalyst for production of ethylene oxide (1990-07-03),
2. 4812437 - Silver-deposited catalyst for production of ethylene oxide (1989-03-14),
3. 4786624 - Silver catalyst for production of ethylene oxide from ethylene (1988-11-22),
4. 4746749 - Process for producing silver oxalate (1988-05-24),
5. 4690913 - Silver catalyst for production of ethylene oxide from ethylene and (1987-09-01),
6. 4642360 - Method for producing ethylene oxide (1987-02-10),
7. 4415476 - Silver-based catalyst containing chlorine as an anionic component for (1983-11-15),
8. 4414135 - Silver-based catalyst containing bromine and/or fluorine as an anionic (1983-11-08),

Title: The Innovations of Yukio Sakai

Introduction

Yukio Sakai is a prominent inventor based in Ami, Japan. He has made significant contributions to the field of chemical engineering, particularly in the development of catalysts for industrial processes. With a total of 8 patents to his name, Sakai's work has had a lasting impact on the production of essential chemicals.

Latest Patents

One of Sakai's latest patents is a silver-deposited catalyst for the production of ethylene oxide. This innovative catalyst is designed for the oxidation of ethylene, showcasing high selectivity and long life. The catalyst comprises a combination of ingredients, including silver and a cation component selected from sodium, potassium, rubidium, and cesium. Additionally, it features a carrier primarily made of alpha-alumina, which has specific properties such as a surface area of 0.6 to 2 m²/g and a water absorption of 20 to 50%. This invention represents a significant advancement in catalyst technology.

Career Highlights

Sakai has spent a considerable part of his career at Mitsubishi Petrochemical Company Limited, where he has been instrumental in various research and development projects. His expertise in catalyst design and chemical processes has positioned him as a key figure in the industry.

Collaborations

Throughout his career, Yukio Sakai has collaborated with notable colleagues, including Naohiro Nojiri and Tomoatsu Iwakura. These partnerships have fostered innovation and have contributed to the successful development of new technologies in the field.

Conclusion

Yukio Sakai's contributions to the field of chemical engineering, particularly through his innovative patents, have established him as a leading inventor in Japan. His work continues to influence the industry and drive advancements in catalyst 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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