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For the Inventor, By the Inventor

Mie, Japan

Isao Teshigahara

This inventor holds 7 USPTO granted patents and 3 EPO patents. Top assignee: Mitsubishi Chemical Corporation. Active years: 2006-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Isao Teshigahara. Retrieved from https://idiyas.com/inventor/isao-teshigahara

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 = 85.7

 

Average Co-Inventor Count = 2.5

ph-index = 4

Forward Citations = 41(Granted Patents)


Company Filing History:

goldMedal7 out of 2,423 
 
Mitsubishi Chemical Corporation
 patents

Years Active: 2006-2009

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7 patents (USPTO):Explore Patents
1. 7632777 - Composite oxide catalyst and method for preparation thereof (2009-12-15),
2. 7579501 - Composite oxide catalyst and method of producing the same (2009-08-25),
3. 7279442 - Process for producing catalyst for production of unsaturated aldehyde and unsaturated carboxylic acid (2007-10-09),
4. 7262148 - Catalyst for production of unsaturated aldehyde and unsaturated carboxylic acid, and process for its production (2007-08-28),
5. 7217680 - Method for producing composite oxide catalyst (2007-05-15),
6. 7147011 - Method for packing solid catalyst (2006-12-12),
7. 7132384 - Process for producing composite oxide catalyst (2006-11-07),

Title: Isao Teshigahara: Innovator in Composite Oxide Catalysts

Introduction

Isao Teshigahara is a prominent inventor based in Mie, Japan. He has made significant contributions to the field of chemical engineering, particularly in the development of composite oxide catalysts. With a total of 7 patents to his name, Teshigahara's work has had a substantial impact on various industrial processes.

Latest Patents

Teshigahara's latest patents focus on composite oxide catalysts and methods for their preparation. One of his notable inventions is a composite oxide catalyst for the oxidation of olefins, which includes essential components such as molybdenum (Mo) and bismuth (Bi). This catalyst is characterized by a specific surface area of 5 to 25 m/g and a pore volume of 0.2 to 0.7 cc/g. The pore diameter distribution is also critical, with specific percentages allocated to different pore sizes. Additionally, he has developed methods for using these catalysts in the vapor phase catalytic oxidation of compounds like acrolein and methacrolein.

Career Highlights

Teshigahara is currently associated with Mitsubishi Chemical Corporation, where he continues to innovate and contribute to advancements in chemical processes. His work has been instrumental in enhancing the efficiency and effectiveness of catalysts used in various applications.

Collaborations

Throughout his career, Teshigahara has collaborated with notable colleagues, including Nariyasu Kanuka and Kazuharu Tazawa. These collaborations have further enriched his research and development efforts.

Conclusion

Isao Teshigahara's contributions to the field of composite oxide catalysts exemplify his innovative spirit and dedication to advancing chemical engineering. His patents and ongoing work continue to influence the industry positively.

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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