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For the Inventor, By the Inventor

Osaka, Japan

Sumikin Osaka Plant Engineering Co., Ltd.


USPTO Granted Patents = 1


Forward Citations = 1

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7 inventors (with patents filed for the assignee):

goldMedal Hideshi Miyazaki (1 out of 1 patent)

silverMedal Kosuke Nagai (1 out of 1 patent)

bronzeMedal Akihiro Hosokawa (1 out of 1 patent)

4.  Haruo Yokoyama (1 out of 1 patent)

5.  Muneyuki Ohara (1 out of 6 patents)

6.  Soji Fujimori (1 out of 1 patent)

7.  Hirotsugu Oishibashi (1 out of 7 patents)

8.  Kosuke Nagai (1 patent)

9.  Akihiro Hosokawa (0 patent)

10.  Hideshi Miyazaki (0 patent)


1 patent:

1. 5303514 - Rail grinding apparatus (1994-04-19),
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USPTO Data Jan 1 1976 - Dec 16 2025

1 Patents

#1,488 in Osaka

#15,539 in Japan

...
Osaka, Japan

Sumikin Osaka Plant Engineering Co., Ltd.

Forward Citations = 1

7 inventors:

goldMedal Hideshi Miyazaki (1 out of 1 patent)

silverMedal Kosuke Nagai (1 out of 1 patent)

bronzeMedal Akihiro Hosokawa (1 out of 1 patent)

4.  Haruo Yokoyama (1 out of 1 patent)

5.  Muneyuki Ohara (1 out of 6 patents)

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