Assignee
Inventors
- Ryoso Masaki (84 patents)
- Shigeki Morinaga (58 patents)
- Kazuo Tahara (53 patents)
- Hirohisa Yamamura (20 patents)
- Kenzo Kajiwara (4 patents)
- Hiroyuki Yamada (357 patents)
- Nobuo Inoue (18 patents)
- Toshio Suzuki (378 patents)
US Patent 5481460 · Granted Jan 2, 1996