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Osaka Cement Co., Ltd.

USPTO Granted Patents = 9

Forward Citations = 258

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19 inventors (with patents filed for the assignee):

Shiro Ikegami (4 out of 4 patents)

Akitoshi Imura (4 out of 4 patents)

Toru Saito (4 out of 4 patents)

4. Jun Takada (2 out of 35 patents)

5. Mikio Takano (2 out of 9 patents)

6. Toshio Takada (2 out of 24 patents)

7. Yoshinari Miura (2 out of 3 patents)

8. Kiichi Oda (2 out of 2 patents)

9. Naoichi Yamamoto (2 out of 2 patents)

10. Tomomitsu Sugi (2 out of 2 patents)

11. Kouji Kataoka (1 out of 13 patents)

12. Tadashi Chiba (1 out of 7 patents)

13. Sowjun Matsumura (1 out of 7 patents)

14. Itsuji Yoshikawa (1 out of 1 patent)

15. Yoshiko Hotta (1 out of 1 patent)

9 patents: Sort by Forward Citations

1. 5652016 - Tetracalcium phosphate-based materials and processes for their (1997-07-29),

2. 5569490 - Tetracalcium phosphate-based materials and processes for their (1996-10-29),

3. 5536575 - Tetracalcium phosphate-based materials and processes for their (1996-07-16),

4. 5409982 - Tetracalcium phosphate-based materials and process for their preparation (1995-04-25),

5. 5266181 - Controlled composite deposition method (1993-11-30),

6. 5229035 - Bi-Pb-Sr-Ca-Cu-O system superconductors (1993-07-20),

7. 5223031 - Cement/asphalt mixtures and processes for preparation of the same (1993-06-29),

8. 5173475 - Bi-Pb-Sr-Ba-Ca-Cu-O system superconductor (1992-12-22),

9. 4266980 - Expansive solidifying material (1981-05-12),

Osaka Cement Co., Ltd. is a leading manufacturer of cement products in Japan. With a history dating back to 1896, the company has a strong reputation for quality and innovation. Osaka Cement's products are widely used in construction projects across the country, contributing to the development of infrastructure and buildings. Their commitment to sustainability and eco-friendly practices sets them apart in the industry.

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

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USPTO Data Jan 1 1976 - Dec 9 2025

9 Patents

#430 in Osaka

#4,573 in Japan

Osaka Cement Co., Ltd.

Forward Citations = 258

19 inventors:

Shiro Ikegami (4 out of 4 patents)

Akitoshi Imura (4 out of 4 patents)

Toru Saito (4 out of 4 patents)

4. Jun Takada (2 out of 35 patents)

5. Mikio Takano (2 out of 9 patents)

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