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Nihon Cement Co., Ltd.

USPTO Granted Patents = 24

Forward Citations = 194

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55 inventors (with patents filed for the assignee):

Yukio Kishi (5 out of 5 patents)

Keiji Yamabe (2 out of 2 patents)

Masao Yoshinaga (2 out of 2 patents)

4. Chitake Yamagishi (2 out of 2 patents)

5. Takaharu Goto (2 out of 2 patents)

6. Yukinori Yamazaki (2 out of 2 patents)

7. Kanesuke Kasahara (2 out of 3 patents)

8. Kazushige Suzuki (2 out of 2 patents)

9. Tooru Tanibe (2 out of 2 patents)

10. Michio Ootani (2 out of 2 patents)

11. Noboru Nishimoto (2 out of 2 patents)

12. Yuukou Ishikawa (2 out of 2 patents)

13. Kenji Kawasaki (1 out of 66 patents)

14. Nobuyuki Kojima (1 out of 45 patents)

15. Yutaka Maruyama (1 out of 53 patents)

24 patents: Sort by Forward Citations

1. 5834106 - Ceramic substrate and producing process thereof, and a suction carrier (1998-11-10),

2. 5770916 - Laminated piezoelectric element and vibration wave actuator (1998-06-23),

3. 5731251 - Oxide ceramic sintered bodies (1998-03-24),

4. 5700414 - Heat-insulating panel serving as concrete form and method of (1997-12-23),

5. 5669127 - Method of manufacturing an electro-mechanical energy conversion device (1997-09-23),

6. 5665663 - Method for manufacturing oxide ceramic sintered bodies (1997-09-09),

7. 5650366 - Ceramic mirrors (1997-07-22),

8. 5631075 - Heat-insulating panel serving as concrete form (1997-05-20),

9. 5547505 - Compositions for low heat cements (1996-08-20),

10. 5492872 - Ceramic mirrors and method of manufacturing same (1996-02-20),

11. 5302329 - Process for producing .beta.-sialon based sintered bodies (1994-04-12),

12. 5209613 - Diamond tool and method of producing the same (1993-05-11),

13. 5181961 - Cement composition (1993-01-26),

14. 4984675 - Article sorting device (1991-01-15),

15. 4941561 - Article sorting device (1990-07-17),

Nihon Cement Co., Ltd. is a Japanese company that specializes in manufacturing and selling cement and related products. With a history dating back to 1955, the company has established itself as a leading provider of high-quality construction materials in the Japan market. Nihon Cement is committed to innovation and sustainability, striving to meet the evolving needs of the construction industry while minimizing its environmental impact.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

24 Patents

#1,068 in Tokyo

#2,580 in Japan

#25,825 in the World

Nihon Cement Co., Ltd.

Forward Citations = 194

55 inventors:

Yukio Kishi (5 out of 5 patents)

Keiji Yamabe (2 out of 2 patents)

Masao Yoshinaga (2 out of 2 patents)

4. Chitake Yamagishi (2 out of 2 patents)

5. Takaharu Goto (2 out of 2 patents)

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