Assignee
- Sumitomo Heavy Industries
- Kawasaki Steel
- Nkk Co.
- Sumitomo Metal Industries
- Kansai Netukagaku Kabushiki Kaisha
Inventors
- Shigeru Yamada (97 patents)
- Hiroyuki Shiraishi (34 patents)
- Terutsune Nishio (2 patents)
- Hideaki Morimoto (8 patents)
- Keiji Matsuda (14 patents)
- Tetsuro Uchida (16 patents)
- Tamotsu Takahashi (1 patents)
- Tsutomu Matsuno (2 patents)
- Keizi Kamegawa (1 patents)
- Makoto Numazawa (2 patents)
- Ryuzo Moritani (1 patents)
- Hidekuni Ito (3 patents)
- Toshio Kondo (91 patents)
- Hideki Ohhira (1 patents)
- Shunji Horinouchi (2 patents)