Assignee
Inventors
- Yukitoshi Okubo (10 patents)
- Tsuyoshi Santoh (26 patents)
- Miki Tamura (51 patents)
- Chieko Mihara (49 patents)
- Hiroyuki Sugata (33 patents)
- Osamu Kanome (50 patents)
- Masataka Yashima (53 patents)
US Patent 5480596 · Granted Jan 2, 1996