Company Filing History:

18 out of 191

Sagami Chemical Research Center

patents

2 out of 1,235

Nissan Chemical Industries Limited

Nippon Chemical Industrial Co., Ltd.

patents

5. 1 out of 48

Toyo Jozo Company, Ltd.

patents

where one patent can have more than one assignee

Years Active: 1976-2002

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21 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6335452 - 1-substituted 2,5-dithienyl pyrrole derivatives and film-forming materials (2002-01-01),

2. 6172240 - Pyrrole derivatives, film-forming material and method of preparing the derivatives (2001-01-09),

3. 5344968 - Method for producing o-alkoxybenzoic acid (1994-09-06),

4. 4340740 - Alpha-thio-alpha-aryl-substituted alkanonitrile and process for (1982-07-20),

5. 4308208 - .alpha.-Methylthio-.alpha.-(p-phthalimidophenyl)-propionic acid (1981-12-29),

6. 4278802 - Novel .alpha.-thio-alkanoic acid derivatives (1981-07-14),

7. 4242522 - O-(N-Allyl-2,6-dichloroanilino)phenylacetic acid derivative and a (1980-12-30),

8. 4242519 - Novel .alpha.-thio-alkanoic acid derivatives (1980-12-30),

9. 4237298 - Aromatic acetic acid derivatives having sulfur atom at alpha-position (1980-12-02),

10. 4189595 - [N-benzyl-o-(2,6-dichloroanilino)phenyl]acetic acid derivatives (1980-02-19),

11. 4144248 - Aromatic acetic acid derivatives having sulfur atom at alpha-position (1979-03-13),

12. 4137406 - Cephalosporins having a sulfur containing functional group in the (1979-01-30),

13. 4107178 - Thioprene or furan derivatives and process for preparation thereof (1978-08-15),

14. 4086420 - Thioprene or furan derivatives and process for preparation thereof (1978-04-25),

15. 4051151 - Thiophene derivatives and process for preparation thereof (1977-09-27),

Title: The Innovative Mind of Katsuyuki Ogura

Introduction

Katsuyuki Ogura, based in Sagamihara, Japan, is an accomplished inventor with a remarkable portfolio of 21 patents. His contributions to the fields of chemistry and materials science have garnered significant attention in various industries.

Latest Patents

Ogura's latest inventions focus on 1-substituted 2,5-dithienyl pyrrole derivatives and film-forming materials. His patents detail the development of pyrrole derivatives, specifically the 2-(2-thienyl)-5-(5-tricyanoethenyl-2-thienyl)pyrrole derivatives. These derivatives exhibit metallic luster, excellent stability in air, and high solubility in organic solvents, making them ideal for use in film-forming materials.

Career Highlights

Throughout his career, Katsuyuki Ogura has worked with several renowned companies, including the Sagami Chemical Research Center and Nissan Chemical Industries Limited. His work in these organizations has been pivotal in advancing research and innovation in chemical materials.

Collaborations

Ogura has collaborated with esteemed colleagues such as Genichi Tsuchihashi and Shuichi Mitamura. These partnerships have fostered an environment of creativity and innovation, allowing for the development of groundbreaking inventions and patents.

Conclusion

Katsuyuki Ogura stands out as a prolific inventor whose work continues to influence the fields of chemistry and material science. With a strong foundation of patents and collaborative endeavors, he remains a key figure in driving innovation forward.

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