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For the Inventor, By the Inventor

Kurashiki, Japan

Yasuo Tokitoh

This inventor holds 17 USPTO granted patents, primarily in Chemical Processes. Top assignee: Kuraray Co., Ltd.. Active years: 1981-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuo Tokitoh. Retrieved from https://idiyas.com/inventor/yasuo-tokitoh

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

Calculating rank
USPTO Granted Patents = 17

% Patents Active = 94.1

Average Co-Inventor Count = 2.4

ph-index = 6

Forward Citations = 107(Granted Patents)


Location History:

  • Kurashiki, JP (1981 - 1992)
  • Ibaragi, JP (1992 - 1995)
  • Hasaki, JP (1995)
  • Kawanishi, JP (1997)
  • Kitakanbara-gun, JP (1999)
  • Okayama-ken, JP (2005)

Company Filing History:

goldMedal17 out of 1,872 
 
Kuraray Co., Ltd.
 patents

Years Active: 1981-2005

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Areas of Expertise:
Chemical Processes
Hydroformylation
Phosphonium Salts
Composite Manufacturing
Catalysts
Higher Carbonyl Compounds
Trimethylolheptanes
Continuous Production
Octa-2,7-dien-1-ol
2-Hydroxy-4-methyltetrahydrofuran
2-Formyl-1,4-butanediol
Rhodium-containing Catalyst
17 patents (USPTO):Explore Patents
1. 6929787 - Composite and manufacturing method thereof (2005-08-16),
2. 5994590 - Process for producing 7-octen-1-al (1999-11-30),
3. 5684167 - Process for producing 2-hydroxy-4-methyltetrahydrofuran (1997-11-04),
4. 5434311 - Rhodium-containing catalyst (1995-07-18),
5. 5414138 - Process for producing 2-formyl-1,4-butanediol (1995-05-09),
6. 5118885 - Process for producing octa-2,7-dien-1-ol (1992-06-02),
7. 5100854 - Phosphonium salts and processes for production of and uses for the same (1992-03-31),
8. 5057631 - Process for continuous production of octa-2,7-dien-1-ol (1991-10-15),
9. 4992609 - Phosphonium salts and processes for production of and uses for the same (1991-02-12),
10. 4935488 - Trimethylolheptanes and use thereof (1990-06-19),
11. 4927960 - Phosphonium salts and processes for production of and uses for the same (1990-05-22),
12. 4871880 - Hydroformylation process (1989-10-03),
13. 4861922 - Hydroformylation of 3-methyl-3-buten-1-ol and analogs thereof and use of (1989-08-29),
14. 4808756 - Method for production of .alpha.,.omega.-dialdehydes (1989-02-28),
15. 4808737 - Process for producing 2-hydroxy-4-methyltetrahydropyran (1989-02-28),

Title: Yasuo Tokitoh: Innovator in Catalytic Processes

Introduction

Yasuo Tokitoh is a prominent inventor based in Kurashiki, Japan. He has made significant contributions to the field of catalysis, holding a total of 17 patents. His work focuses on developing innovative methods and materials that enhance catalytic activity and efficiency.

Latest Patents

One of his latest patents is for a composite and manufacturing method thereof. This composite is designed to be easy to manufacture while exhibiting excellent catalytic activity and mechanical strength. It is produced by heating and drying a mixture of a carrier in powder form and a metal hydroxide, either in powder or molten form, under a gas flow or reduced pressure. This composite can be utilized as a catalyst for the isomerization of olefins or for the oxidation reaction of alcohols. Another notable patent is the process for producing 7-octen-1-al. This process involves the isomerization of 2,7-octadien-1-ol by feeding it along with hydrogen to a reaction zone in the presence of a copper catalyst. The method ensures a high yield and selectivity while maintaining stable operation over extended periods.

Career Highlights

Yasuo Tokitoh has worked with notable companies such as Kuraray Co., Ltd. and Kurary Company, Ltd. His experience in these organizations has allowed him to refine his expertise in catalytic processes and materials.

Collaborations

Throughout his career, Yasuo has collaborated with esteemed colleagues, including Noriaki Yoshimura and Toshihiro Omatsu. These partnerships have contributed to the advancement of his innovative work in catalysis.

Conclusion

Yasuo Tokitoh's contributions to the field of catalysis through his patents and collaborations highlight his role as a significant innovator. His work continues to influence advancements in catalytic processes and 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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