For the Inventor, By the Inventor

Enter assignee name

Sumitomo Chemical Companylimited

USPTO Granted Patents = 17

Forward Citations = 4

Loading Chart...

Loading Chart...

40 inventors (with patents filed for the assignee):

Shinji Ohtomo (2 out of 16 patents)

Koji Ichikawa (1 out of 191 patents)

Mutsuko Higo (1 out of 8 patents)

4. William Tarran (1 out of 8 patents)

5. Martin Humphries (1 out of 25 patents)

6. Florence Bourcet (1 out of 16 patents)

7. Yoshiaki Tsubata (1 out of 23 patents)

8. Mikio Takigawa (1 out of 8 patents)

9. Toshiaki Sugimura (1 out of 2 patents)

10. Toshihiko Ogata (1 out of 31 patents)

11. Daichi Fujimoto (1 out of 6 patents)

12. Shinnosuke Yoshioka (1 out of 5 patents)

13. Tomokazu Yasunaga (1 out of 2 patents)

14. Koji Kashu (1 out of 15 patents)

15. Hiromu Sakamoto (1 out of 21 patents)

17 patents: Sort by Forward Citations

1. 10870796 - Organic light emitting polymer comprising light-emitting repeat unit in backbone of polymer and device therewith (2020-12-22),

2. 10870755 - Method for producing thermoplastic aromatic polysulfone resin, method for producing epoxy composition, and method for producing cured epoxy product (2020-12-22),

3. 10870726 - Polymer (2020-12-22),

4. 10861684 - Sputtering target (2020-12-08),

5. 10858590 - Compound, liquid crystal composition, optical film, polarizing plate, and optical display (2020-12-08),

6. 10858461 - Thermoplastic elastomer composition and molded body thereof (2020-12-08),

7. 10854818 - Dendrimer compound and organic luminescent device employing the same (2020-12-01),

8. 10852254 - Foreign object inspection device and foreign object inspection method (2020-12-01),

9. 10851207 - Aromatic polysulfone, prepreg, and method for producing prepreg (2020-12-01),

10. 10844019 - 1-phenyl-3-carbamoyl urea compound, and use thereof (2020-11-24),

11. 10840492 - Separator and secondary battery including the separator (2020-11-17),

12. 10838300 - Salt and photoresist composition containing the same (2020-11-17),

13. 10836913 - Alumina slurry, method for producing same, and coating liquid (2020-11-17),

14. 10835912 - Detector and spraying device provided with said detector (2020-11-17),

15. 7858708 - Propylene-ethylene-butene block copolymer and molded article thereof (2010-12-28),

Sumitomo Chemical Company, Limited is a leading global chemical company based in Japan, engaged in the manufacture and sale of a wide range of chemical products. Established in 1907, the company operates in various sectors including petrochemicals, agrochemicals, and specialty chemicals. With a commitment to innovation and sustainability, Sumitomo Chemical focuses on developing advanced materials and solutions that contribute to a better quality of life. The company emphasizes research and development to drive growth and address global challenges, such as environmental sustainability and resource efficiency.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

17 Patents

#1,260 in Tokyo

#3,159 in Japan

#34,849 in the World

Sumitomo Chemical Companylimited

Forward Citations = 4

40 inventors:

Shinji Ohtomo (2 out of 16 patents)

Koji Ichikawa (1 out of 191 patents)

Mutsuko Higo (1 out of 8 patents)

4. William Tarran (1 out of 8 patents)

5. Martin Humphries (1 out of 25 patents)

Please report any incorrect information to support@idiyas.com

Loading…