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Chichibu Cement Kabushiki Kaisha

USPTO Granted Patents = 11

Forward Citations = 115

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28 inventors (with patents filed for the assignee):

Osamu Suzuki (5 out of 35 patents)

Mitsuroh Hayashi (5 out of 5 patents)

Mamoru Kanda (4 out of 4 patents)

4. Syousuke Ishiwata (3 out of 3 patents)

5. Shousuke Ishiwata (3 out of 3 patents)

6. Toshikazu Ichiyanagi (3 out of 4 patents)

7. Hideaki Oshima (2 out of 2 patents)

8. Teruo Udagawa (2 out of 2 patents)

9. Hiroshi Teshigawara (2 out of 3 patents)

10. Shoji Sekine (2 out of 3 patents)

11. Keiichi Minegishi (1 out of 8 patents)

12. Masaji Horiguchi (1 out of 1 patent)

13. Seihei Mii (1 out of 1 patent)

14. Giichi Sudoh (1 out of 2 patents)

15. Kanzaburo Sudoh (1 out of 1 patent)

11 patents: Sort by Forward Citations

1. 4993480 - Temperature controlling means for a thermostat for use in measuring (1991-02-19),

2. 4941346 - Vibration-type rheometer apparatus (1990-07-17),

3. 4759711 - Calcination apparatus for use in fluidized-bed burning installation for (1988-07-26),

4. 4758095 - Dual shaft pan mixer (1988-07-19),

5. 4729237 - Tuning fork vibration-type viscosity measuring apparatus (1988-03-08),

6. 4679427 - Apparatus for measuring viscosity (1987-07-14),

7. 4602505 - Apparatus for measuring viscosity (1986-07-29),

8. 4573908 - Method and apparatus for producing white cement clinker (1986-03-04),

9. 4407652 - Apparatus for calcining raw materials in the form of powder or particles (1983-10-04),

10. 4404031 - Process for producing hydraulic cements (1983-09-13),

11. 4148588 - Forced kneading mixer (1979-04-10),

Chichibu Cement Kabushiki Kaisha is a leading Japanese cement manufacturer with a history dating back to 1948. The company specializes in the production of various types of cement for construction and infrastructure projects. Chichibu Cement is known for its commitment to quality and sustainability, with a focus on reducing environmental impact throughout its operations.

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

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USPTO Data Jan 1 1976 - Dec 16 2025

11 Patents

#172 in

#4,041 in Japan

#50,190 in the World

Chichibu Cement Kabushiki Kaisha

Forward Citations = 115

28 inventors:

Osamu Suzuki (5 out of 35 patents)

Mitsuroh Hayashi (5 out of 5 patents)

Mamoru Kanda (4 out of 4 patents)

4. Syousuke Ishiwata (3 out of 3 patents)

5. Shousuke Ishiwata (3 out of 3 patents)

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