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Yamaguchi, Japan

Tokuyama Soda Kabushiki Kaisha

USPTO Granted Patents = 95

Forward Citations = 1,611

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161 inventors (with patents filed for the assignee):

Koshi Kusumoto (10 out of 10 patents)

Yasuji Kida (8 out of 8 patents)

Genji Taga (8 out of 13 patents)

4. Toshikatsu Sata (8 out of 8 patents)

5. Satoshi Imura (6 out of 15 patents)

6. Nobuyuki Kuramoto (6 out of 6 patents)

7. Takashi Tanaka (6 out of 7 patents)

8. Shunichi Nakamura (6 out of 6 patents)

9. Shozo Kato (5 out of 9 patents)

10. Hitofumi Taniguchi (5 out of 5 patents)

11. Akihiko Nakahara (5 out of 6 patents)

12. Yusuke Izumi (5 out of 6 patents)

13. Yoshiaki Watanabe (5 out of 5 patents)

14. Osamu Iwamoto (4 out of 22 patents)

15. Yukio Mizutani (4 out of 5 patents)

Core Competencies:

Photochromic Compounds

Aluminum Nitride

Microporous Materials

Composite Oxides

Cement Compositions

Electrochromic Displays

Thermistor Elements

Sinterable Compositions

Adhesive Coatings

Fluorine-Containing Polymers

Denture Repair

Organic Carbonates

95 patents: Sort by Forward Citations

1. 5513987 - Denture, method of repairing denture and dental soft relining material (1996-05-07),

2. 5349065 - Photochromic compound (1994-09-20),

3. 5336477 - Process for producing a composite alkali metal oxide (1994-08-09),

4. 5330833 - Tin oxide fiber and a process for producing the same (1994-07-19),

5. 5262142 - Composite oxide of formula R.sub.2 O.Al.sub.2 (1993-11-16),

6. 5260476 - Diacrylate compounds (1993-11-09),

7. 5246989 - Photochromic compound, composition and use thereof (1993-09-21),

8. 5242872 - Process for producing aluminum nitride sintered body (1993-09-07),

9. 5240692 - Basic magnesium carbonate and process for preparation thereof (1993-08-31),

10. 5238735 - Microporous shaped article and process for preparation thereof (1993-08-24),

11. 5234894 - Carbonyl acetonitrile derivative and herbicide containing it as an (1993-08-10),

12. 5221455 - Bipolar membrane and method for its production (1993-06-22),

13. 5216953 - Printing cylinder (1993-06-08),

14. 5214116 - Resin derived from sulfur-containing unsaturated compound and having a (1993-05-25),

15. 5206272 - Impression material compositions (1993-04-27),

Tokuyama Soda Kabushiki Kaisha is a Japanese chemical company that mainly operates in the fields of inorganic and organic chemicals, cement, and pharmaceuticals. With a focus on innovation and sustainability, the company aims to contribute to society through its high-quality products and services.

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

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USPTO Data Jan 1 1976 - Sep 15 2026

Tokuyama Soda Kabushiki Kaisha

95 Patents

#3 in Yamaguchi

#1,151 in Japan

#8,080 in the World

Yamaguchi, Japan

Tokuyama Soda Kabushiki Kaisha

Forward Citations = 1,611

161 inventors:

Koshi Kusumoto (10 out of 10 patents)

Yasuji Kida (8 out of 8 patents)

Genji Taga (8 out of 13 patents)

4. Toshikatsu Sata (8 out of 8 patents)

5. Satoshi Imura (6 out of 15 patents)

Please report any incorrect information to [email protected]

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