Assignee
Inventors
- Kiichi Sawai (60 patents)
- Masayasu Kurono (73 patents)
- Takahiko Mitani (32 patents)
- Makoto Sato (30 patents)
- Hiroyuki Oowaki (1 patents)
- Bunkichi Kato (2 patents)
- Haruo Takahashi (17 patents)
US Patent 5468728 · Granted Nov 21, 1995