Mitsui Mining & Smelting Co., Ltd.

Shingo Ide (7 patents)

Takeshi Nabemoto (2 patents)

Toshiaki Kimura (6 patents)

4.  Toshiharu Moriya (4 patents)

5.  Takeshi Endo (9 patents)

6.  Koji Ueno (4 patents)

7.  Yasunori Tabira (11 patents)

8.  Kentaro Soma (0 patent)

9.  Joji Miki (1 patent)

10.  Haruka Watanabe (1 patent)

11.  Akiko Iwasa (1 patent)

12.  Junki Tomita (1 patent)

13.  Tokiharu Oyama (1 patent)

14.  Haruki Matsuo (0 patent)

15.  Takuya Kitabatake (0 patent)