Tokyo, Japan

Nippon Steel & Sumikin Pipe Co., Ltd.


USPTO Granted Patents = 3


Forward Citations = 4

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15 inventors (with patents filed for the assignee):

goldMedal Atsushi Tomizawa (3 out of 34 patents)

silverMedal Shinjiro Kuwayama (3 out of 13 patents)

bronzeMedal Naoaki Shimada (2 out of 26 patents)

4 Saburo Inoue (2 out of 13 patents)

5 Yusuke Kinoshita (1 out of 11 patents)

6 Manabu Okahisa (1 out of 21 patents)

7 Takashi Suyama (1 out of 12 patents)

8 Fumihiko Kikuchi (1 out of 5 patents)

9 Suyama Takashi (0 patent)

10 Kinoshita Yusuke (0 patent)

11 Hara Mitsusato (0 patent)

12 Kuwayama Shinjiro (0 patent)

13 Okahisa Manabu (0 patent)

14 Tomizawa Atsushi (0 patent)

15 Inoue Saburo (0 patent)


3 patents:

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USPTO Data Jan 1 1976 - Dec 9 2025

3 Patents

#3,271 in Tokyo

#8,780 in Japan

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Tokyo, Japan
Forward Citations = 4

15 inventors:

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