Assignee
Inventors
- Nobuyuki Taniguchi (253 patents)
- Takeshi Egawa (51 patents)
- Tohru Matsui (27 patents)
- Takanobu Omaki (40 patents)
- Norio Ishikawa (114 patents)
- Akiyoshi Nakamura (26 patents)
- Shuzo Matsushita (9 patents)
US Patent 5249012 · Granted Sep 28, 1993