logo

For the Inventor, By the Inventor

Saitama, Japan

Toshikazu Kawai

This inventor holds 28 USPTO granted patents, primarily in Fluoroether Chemistry. Top assignees: Central Glass Company, Limited, Abbott Laboratories Corporation, Abbott Laboratories & Central Glass Co Ltd. Active years: 1983-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshikazu Kawai. Retrieved from https://idiyas.com/inventor/toshikazu-kawai

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

USPTO Granted Patents = 28

% Patents Active = 100.0

Average Co-Inventor Count = 3.2

ph-index = 6

Forward Citations = 142(Granted Patents)


Location History:

  • Kamifukuoka, JP (1983 - 1985)
  • Kawagoe, JP (1985 - 1997)
  • Tsurugashima, JP (1997 - 1999)
  • Saitama, JP (1991 - 2007)

Company Filing History:

goldMedal25 out of 1,011 
 
Central Glass Company, Limited
 patents
silverMedal2 out of 4,189 
 
Abbott Laboratories Corporation
 patents
bronzeMedal1 out of 1 
 
Abbott Laboratories & Central Glass Co Ltd
 patent
4. 1 out of 191 
 
Sagami Chemical Research Center
 patents
5. 1 out of 834,570 
Other
 patents
where one patent can have more than one assignee

Years Active: 1983-2007

Loading Chart...
Areas of Expertise:
Fluoromethyl Compounds
Purification Methods
Fluorobenzoic Acid
Fluoroether Compositions
Lewis Acid
Trifluoromethyl
Hexafluoropropane
Gas Chromatography
Hydrogenation Processes
Dichlorotrifluoromethyltoluene
Novel Isomers
Chemical Synthesis
28 patents (USPTO):Explore Patents
1. 7230142 - Process for purifying fluoromethyl 1,1,1,3,3,3-hexafluoroisopropyl ether (2007-06-12),
2. 6677492 - Fluoroether compositions and methods for inhibiting their degradation in the presence of a Lewis acid (2004-01-13),
3. 6444859 - Fluoroether compositions and methods for inhibiting their degradation in the presence of a Lewis acid (2002-09-03),
4. 6288127 - Fluoroether compositions and methods for inhibiting their degradation in the presence of a Lewis acid (2001-09-11),
5. 5990176 - Fluoroether compositions and methods for inhibiting their degradation in (1999-11-23),
6. 5811596 - Method of producing fluoromethyl 1,1,1,3,3,3-hexafluoroisopropyl ether (1998-09-22),
7. 5763684 - Method of purifying fluoromethyl-1,1,1,3,3,3-hexafluoroisopropyl ether (1998-06-09),
8. 5684211 - Method of purifying fluoromethyl-1,1,1,3,3,3-hexafluoroisopropyl ether (1997-11-04),
9. 5684210 - Method of purifying fluoromethyl-1,1,1,3,3,3, hexafluoroisopropyl ether (1997-11-04),
10. 5679576 - Gas chromatographic analysis of (1997-10-21),
11. 5600036 - 2-trifluoromethyl-4-chlorobenzalchloride and (1997-02-04),
12. 5449831 - Process of preparing 2-methyl-3-aminobenzotrifluoride (1995-09-12),
13. 5390667 - Absorption of carbon dioxide gas contained in exhalation of inhalation (1995-02-21),
14. 5017730 - Process of preparing bis (trifluoromethylphenyl) methanol (1991-05-21),
15. 4968852 - Trifluoromethylbenzoyl bromide and conversion of same to (1990-11-06),

Title: The Innovative Work of Inventor Toshikazu Kawai

Introduction:

Toshikazu Kawai, a prolific inventor hailing from Saitama, JP, has made significant contributions to the field of chemical purification and anesthetic stability. With an impressive portfolio of 28 patents under his belt, Kawai's dedication to innovation is truly commendable.

Latest Patents:

One of Kawai's latest patents includes a groundbreaking process for purifying fluoromethyl 1,1,1,3,3,3-hexafluoroisopropyl ether, which involves treating the compound with a basic aqueous solution to enhance its purity. Additionally, Kawai's invention of fluoroether compositions coupled with Lewis acid inhibitors has revolutionized anesthetic stability, ensuring these compounds remain intact in the presence of Lewis acids.

Career Highlights:

Throughout his career, Toshikazu Kawai has worked with esteemed companies such as Central Glass Company, Limited, and Abbott Laboratories. His time at these organizations allowed him to further hone his skills and expertise, leading to the development of groundbreaking inventions in the chemical and pharmaceutical sectors.

Collaborations:

Collaboration plays a pivotal role in the world of innovation, and Kawai has had the privilege of working alongside talented individuals such as Mineo Watanabe and Manami Kobayashi. Together, they have pushed the boundaries of what is possible in the realm of chemical purification and anesthetic stability.

Conclusion:

In conclusion, Toshikazu Kawai stands as a beacon of innovation in the field of patent inventions. His relentless pursuit of excellence and his groundbreaking contributions have not only transformed the industry but have also paved the way for future inventors to follow in his footsteps.

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]
Loading…