Assignee
Inventors
- Shoji Honda (19 patents)
- Masayuki Shono (29 patents)
- Ryoji Hiroyama (29 patents)
- Yasuyuki Bessho (31 patents)
- Hiroyuki Kase (3 patents)
- Toyozo Nishida (5 patents)
- Takahiro Uetani (7 patents)
- Junko Suzuki (17 patents)
US Patent 5555271 · Granted Sep 10, 1996