Assignee
Inventors
- Shintaro Nakagaki (122 patents)
- Ichiro Negishi (32 patents)
- Tetsuji Suzuki (97 patents)
- Fujiko Tatsumi (20 patents)
- Ryusaku Takahashi (36 patents)
- Hiroyuki Bonde (9 patents)
- Tsutomu Matsumura (12 patents)
US Patent 5379135 · Granted Jan 3, 1995