Assignee
Inventors
- Masayuki Kobayashi (160 patents)
- Kiyoshi Maeda (24 patents)
- Masato Toyota (2 patents)
- Hiroshi Ohnishi (76 patents)
- Hiroshi Tanaka (842 patents)
- Toshio Komemura (8 patents)
- Tamio Matsumura (8 patents)
US Patent 5679204 · Granted Oct 21, 1997