Showa Denko Gas Products Co., Ltd.

Hiroshi Sugawara (1 out of 52 patents)

Hiroshi Yamaguchi (1 out of 103 patents)

Yoshinori Ono (1 out of 12 patents)

4.  Shingo Tanaka (1 out of 1 patent)

5.  Takaki Nasu (1 out of 3 patents)

6.  Toshifumi Hatanaka (1 out of 3 patents)

7.  Masaki Okada (1 out of 3 patents)

8.  Kiyotaka Miyata (1 out of 3 patents)

9.  Teruo Miura (1 out of 3 patents)

10.  Katsumi Fujima (1 out of 6 patents)

11.  Noboru Sawada (1 out of 2 patents)

12.  Masatoshi Enomoto (1 out of 14 patents)

13.  Masaki Okada (0 patent)

14.  Teruo Miura (0 patent)

15.  Masatoshi Oyama Office Enomoto (0 patent)