Assignee
Inventors
- Munetsugu Matsuo (13 patents)
- Naoya Masahashi (11 patents)
- Keizo Hashimoto (4 patents)
- Toshihiro Hanamura (18 patents)
- Hideki Fujii (114 patents)
- Masao Kimura (41 patents)
- Youji Mizuhara (11 patents)
- Hiroo Suzuki (35 patents)
US Patent 5348702 · Granted Sep 20, 1994