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For the Inventor, By the Inventor

Hyogo, Japan

Yasutaka Tanaka

This inventor holds 7 USPTO granted patents. Top assignee: Daicel Chemical Industries, Ltd.. Active years: 1989-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasutaka Tanaka. Retrieved from https://idiyas.com/inventor/yasutaka-tanaka

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

USPTO Granted Patents = 7

% Patents Active = 100.0

Average Co-Inventor Count = 3.2

ph-index = 3

Forward Citations = 18(Granted Patents)


Location History:

  • Himeji, JP (1989 - 1992)
  • Hyogo, JP (1993 - 1999)
  • Hiroshima-ken, JP (1999)
  • Ohtake, JP (2000)

Company Filing History:

goldMedal7 out of 1,165 
 
Daicel Chemical Industries, Ltd.
 patents

Years Active: 1989-2000

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7 patents (USPTO):Explore Patents
1. 6166225 - Processes for producing dialdehyde monoacetals (2000-12-26),
2. 5952258 - Process for the preparation of pyridine using zeolite catalysts (1999-09-14),
3. 5914428 - Process for preparation of isocyanate compounds (1999-06-22),
4. 5789614 - Process for preparation of aliphatic diisocyanate compounds (1998-08-04),
5. 5258541 - Process for producing carbonic acid ester (1993-11-02),
6. 5091563 - Process for preparing .alpha.-phenylpropionic acid derivative (1992-02-25),
7. 4843172 - Process for preparing .alpha.-phenylpropionic acid derivative (1989-06-27),

Title: Yasutaka Tanaka: Innovator in Chemical Processes

Introduction

Yasutaka Tanaka is a prominent inventor based in Hyogo, Japan. He has made significant contributions to the field of chemical processes, holding a total of 7 patents. His work has had a considerable impact on various industrial applications.

Latest Patents

Tanaka's latest patents include innovative processes such as "Processes for producing dialdehyde monoacetals" and "Process for the preparation of pyridine using zeolite catalysts." The latter patent discloses a method for preparing pyridine bases through a reaction of aliphatic aldehydes and/or ketones with ammonia under gaseous phase, utilizing specified catalysts carried in or onto zeolites with a defined specific density range.

Career Highlights

Yasutaka Tanaka is currently associated with Daicel Chemical Industries, Ltd., where he continues to advance his research and development efforts. His expertise in chemical processes has positioned him as a key figure in his field.

Collaborations

Tanaka has collaborated with notable colleagues, including Hidetaka Kojima and Yasuo Tsuji, contributing to various projects and innovations within the industry.

Conclusion

Yasutaka Tanaka's contributions to chemical processes and his innovative patents underscore his role as a leading inventor in the field. His work continues to influence advancements in chemical engineering and industrial applications.

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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