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Ishikawajima-harima Kukogyo K.k.

USPTO Granted Patents = 1

Forward Citations = 4

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6 inventors (with patents filed for the assignee):

Takashi Moro (1 out of 3 patents)

Ryuzaburo Otsuka (1 out of 1 patent)

Hidetsugu Yamazaki (1 out of 1 patent)

4. Seiji Tadano (1 out of 1 patent)

5. Toshihumi Yuzawa (1 out of 1 patent)

6. Kiyoshi Tsuchiya (1 out of 5 patents)

1 patent: Sort by Forward Citations

1. 4939431 - Control system for synchronous rotation of cutter heads, for use in (1990-07-03),

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USPTO Data Jan 1 1976 - Dec 16 2025

1 Patents

#26 in all of

#15,539 in Japan

Ishikawajima-harima Kukogyo K.k.

Forward Citations = 4

6 inventors:

Takashi Moro (1 out of 3 patents)

Ryuzaburo Otsuka (1 out of 1 patent)

Hidetsugu Yamazaki (1 out of 1 patent)

4. Seiji Tadano (1 out of 1 patent)

5. Toshihumi Yuzawa (1 out of 1 patent)

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