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For the Inventor, By the Inventor

Chigasaki, Japan

Toho Titanium Co., Ltd.


USPTO Granted Patents = 133



Trademarks = 5

Forward Citations = 1,292

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150 inventors (with patents filed for the assignee):

goldMedal Motoki Hosaka (26 out of 29 patents)

silverMedal Toshiya Uozumi (18 out of 18 patents)

bronzeMedal Toshihiko Sugano (16 out of 16 patents)

4.  Minoru Terano (13 out of 13 patents)

5.  Masuo Inoue (13 out of 13 patents)

6.  Hideki Sakai (9 out of 27 patents)

7.  Hiroyuki Kono (8 out of 9 patents)

8.  Hideo Takatori (8 out of 9 patents)

9.  Katsuyoshi Miyoshi (8 out of 8 patents)

10.  Shingo Yamada (7 out of 7 patents)

11.  Matsuhide Horikawa (7 out of 7 patents)

12.  Wataru Kagohashi (7 out of 7 patents)

13.  Atsushi Murai (7 out of 7 patents)

14.  Hisamune Tanaka (6 out of 6 patents)

15.  Norio Yamamoto (6 out of 6 patents)


Core Competencies:
Olefin Polymerization
Catalyst Production
Porous Titanium Body
Metal Titanium Manufacturing
Alkali Metal Titanate
Gas Diffusion Layer
Molten Salt Electrolyzer
Propylene Block Copolymer
Titanium Alloy Production
Lithium-Lanthanum-Titanium Oxide
Solid Catalyst Component
Refractory Metal Production

133 patents:

1. 12428503 - Method for producing catalyst for polymerization of olefin and catalyst for polymerization of olefin (2025-09-30),
2. 12331138 - Method for producing catalyst for olefin polymerization (2025-06-17),
3. 12103082 - Method for producing green compact and method for producing sintered body (2024-10-01),
4. 12090549 - Method for manufacturing porous metal body, and porous metal body (2024-09-17),
5. 12060378 - Solid catalyst component for olefin polymerization, method for producing solid catalyst component for olefin polymerization, method for producing catalyst for olefin polymerization and method for producing polymer of olefin (2024-08-13),
6. 11975388 - Titanium-based porous body and method for producing titanium-based porous body (2024-05-07),
7. 11912796 - Olefin polymer and method for producing olefin polymer (2024-02-27),
8. 11649554 - Method for producing metal titanium (2023-05-16),
9. 11566677 - Alkali metal titanate, method for producing alkali metal titanate, and friction material (2023-01-31),
10. 11554415 - Porous titanium-based sintered body, method for producing the same, and electrode (2023-01-17),
11. 11502307 - Manufacturing method of gas diffusion layer with microporous layer, and manufacturing method of fuel cell (2022-11-15),
12. 11502305 - Titanium-based porous body and method of producing the same (2022-11-15),
13. 11299796 - Method for recovering a minor metal and/or rare-earth metal (2022-04-12),
14. 11236189 - Solid catalyst component for polymerization of olefins, method for producing solid catalyst component for polymerization of olefins, catalyst for polymerization of olefins, method for producing polymer of olefin, method for producing polymer propylene copolymer and propylene copolymer (2022-02-01),
15. 11225536 - Method for producing solid catalyst component for polymerization of olefin, solid catalyst component for polymerization of olefin, catalyst for polymerization of olefin, method for producing catalyst for polymerization of olefin and method for producing polymer of olefin (2022-01-18),
TOHO TITANIUM CO., LTD. is a leading manufacturer and supplier of titanium products based in Japan. With over 50 years of experience, TOHO Titanium provides a wide range of high-quality titanium materials to various industries worldwide. Their product line includes titanium ingots, bars, sheets, pipes, and wire rods, among others. The company is committed to delivering innovative and reliable solutions, meeting the diverse needs of their customers. For more information, please visit their website.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

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133 Patents

#1 in Chigasaki

#909 in Japan

#5,894 in the World

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Chigasaki, Japan

Toho Titanium Co., Ltd.

Forward Citations = 1,292

150 inventors:

goldMedal Motoki Hosaka (26 out of 29 patents)

silverMedal Toshiya Uozumi (18 out of 18 patents)

bronzeMedal Toshihiko Sugano (16 out of 16 patents)

4.  Minoru Terano (13 out of 13 patents)

5.  Masuo Inoue (13 out of 13 patents)

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