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Toho Chemical Industry Co., Ltd.

USPTO Granted Patents = 24

EPO Patents = 2

Forward Citations = 113

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57 inventors (with patents filed for the assignee):

Takashi Kato (4 out of 4 patents)

Akira Suga (3 out of 4 patents)

Seiichi Koshisaka (3 out of 3 patents)

4. Akira Ikeda (3 out of 6 patents)

5. Takashi Tokuue (3 out of 3 patents)

6. Kaname Saitoh (2 out of 3 patents)

7. Taro Tsushima (2 out of 2 patents)

8. Katsutoshi Sato (2 out of 2 patents)

9. Tetsuhiro Utsumi (2 out of 2 patents)

10. Naoya Kutsuzawa (2 out of 2 patents)

11. Naoki Haga (2 out of 2 patents)

12. Akiyuki Hiraide (2 out of 2 patents)

13. Tadao Goto (2 out of 3 patents)

14. Hiroyoshi Hamanaka (2 out of 8 patents)

15. Hachiro Tadenuma (2 out of 2 patents)

24 patents: Sort by Forward Citations

1. 11091400 - Admixture for hydraulic composition (2021-08-17),

2. 10487170 - Polycondensation product containing phenolic copolymer and dispersant for hydraulic composition containing the same (2019-11-26),

3. 9382155 - Gypsum dispersant (2016-07-05),

4. 9062137 - Block copolymer and antistatic agent comprising same (2015-06-23),

5. 8835585 - Copolymer and cement dispersant including the copolymer (2014-09-16),

6. 8742017 - Antistatic agent and resin composition containing same (2014-06-03),

7. 8536280 - Star polymer and coupling agent for anionic polymerization (2013-09-17),

8. 8487068 - Method of manufacturing polybenzoxazole precursor (2013-07-16),

9. 8163683 - Pour point depressant for lubricant (2012-04-24),

10. 7714048 - Biodegradable resin composition (2010-05-11),

11. 7393886 - Cement dispersant and concrete composition containing the dispersant (2008-07-01),

12. 7388122 - Dewaxing aid (2008-06-17),

13. 7312294 - Norbornane lactone (meth)acrylate and polymer thereof (2007-12-25),

14. 7038351 - Metal-graphite brush and motor including a metal-graphite brush (2006-05-02),

15. 6281273 - Method of preparing heating type paving material as well as composition for heating type paving material to be used for the method (2001-08-28),

TOHO CHEMICAL INDUSTRY CO., LTD. is a chemical manufacturing company that specializes in the production and distribution of a wide range of chemical products. With a strong commitment to quality and innovation, TOHO CHEMICAL INDUSTRY CO., LTD. has been serving various industries including electronics, automotive, healthcare, and more. Their website provides detailed information about their products, services, and corporate values.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

24 Patents

#1,066 in Tokyo

#2,580 in Japan

#25,857 in the World

Toho Chemical Industry Co., Ltd.

Forward Citations = 113

57 inventors:

Takashi Kato (4 out of 4 patents)

Akira Suga (3 out of 4 patents)

Seiichi Koshisaka (3 out of 3 patents)

4. Akira Ikeda (3 out of 6 patents)

5. Takashi Tokuue (3 out of 3 patents)

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