Assignee
Inventors
- Masahiro Shikai (18 patents)
- Hajime Nakajima (56 patents)
- Toshiro Nakashima (7 patents)
- Kazuo Takashima (7 patents)
- Tatsushi Takahashi (4 patents)
- Shigeki Yamakawa (12 patents)
- Takeshi Fujiki (13 patents)
- Kunikazu Koura (8 patents)
- Unknown
- Shigeru Abe (41 patents)