Hitachi, Ltd. and Hitachi Car Engineering Co., Ltd.

Keiji Hanzawa (1 out of 115 patents)

Masahiro Matsumoto (1 out of 142 patents)

Kazuhiko Sato (1 out of 47 patents)

4.  Kazuo Ojima (1 out of 14 patents)

5.  Junichi Horie (1 out of 33 patents)

6.  Takayuki Itsuji (1 out of 11 patents)

7.  Akio Yasukawa (1 out of 23 patents)

8.  Masami Shida (1 out of 27 patents)

9.  Hiroshi Kuroiwa (1 out of 88 patents)

10.  Masahiko Ibamoto (1 out of 62 patents)

11.  Satoshi Shimada (1 out of 63 patents)

12.  Seikou Suzuki (1 out of 23 patents)

13.  Atsushi Miyazaki (1 out of 35 patents)

14.  Seiji Kuryu (1 out of 6 patents)

15.  Akihiko Saito (1 out of 8 patents)