logo

For the Inventor, By the Inventor

Toyota, Japan

Yoshihisa Katoh

This inventor holds 8 USPTO granted patents. Top assignees: Toshiba Ceramics Co., Ltd., Other. Active years: 1988-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshihisa Katoh. Retrieved from https://idiyas.com/inventor/yoshihisa-katoh

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

USPTO Granted Patents = 8

% Patents Active = 100.0

Average Co-Inventor Count = 3.7

ph-index = 5

Forward Citations = 65(Granted Patents)


Company Filing History:

goldMedal8 out of 189 
 
Toshiba Ceramics Co., Ltd.
 patents
silverMedal1 out of 834,453 
Other
 patents
where one patent can have more than one assignee

Years Active: 1988-1992

Loading Chart...
8 patents (USPTO):Explore Patents
1. 5128107 - Apparatus for making ester (1992-07-07),
2. 5011603 - Ceramic filter (1991-04-30),
3. 4957625 - Ceramic filter modules in series with piston backwash (1990-09-18),
4. 4909950 - Process and apparatus for separating solid-liquid compositions (1990-03-20),
5. 4897204 - Process and apparatus for gas dissolution (1990-01-30),
6. 4863617 - Process and apparatus for separating solid-liquid compositions (1989-09-05),
7. 4839488 - Electric discharge machine using a ceramic filter to filter the working (1989-06-13),
8. 4751007 - Method for filtering Bacillus subtilis (1988-06-14),

Title: Innovations of Yoshihisa Katoh

Introduction

Yoshihisa Katoh is a notable inventor based in Toyota, Japan. He has made significant contributions to the field of engineering, particularly in the development of innovative apparatuses and filters. With a total of eight patents to his name, Katoh's work reflects a commitment to advancing technology and improving industrial processes.

Latest Patents

Among his latest patents is an "Apparatus for making ester." This apparatus includes an esterification device, a neutralization device connected to the esterification device, a distillation device connected to the neutralization device, a container for storing the distilled ester, a filter casing, and a ceramic filter designed for cross-flow filtration of the distilled ester. Another significant patent is for a "Ceramic filter," which features a support layer with filter passages and a filter layer that has specific thickness and pore volume characteristics. This innovative design enhances filtration efficiency and effectiveness.

Career Highlights

Yoshihisa Katoh has worked with Toshiba Ceramics Co., Ltd., where he has applied his expertise in ceramics and filtration technologies. His career is marked by a dedication to research and development, leading to the creation of patents that address practical challenges in manufacturing and production.

Collaborations

Throughout his career, Katoh has collaborated with notable colleagues, including Takashi Ogawa and Mitsumasa Hasegawa. These partnerships have contributed to the advancement of his projects and the successful implementation of his inventions.

Conclusion

Yoshihisa Katoh's contributions to the field of engineering through his patents and collaborations highlight his innovative spirit and dedication to improving industrial processes. His work continues to influence the development of new technologies in the ceramics and filtration sectors.

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…