Assignee
Inventors
- Tetsuro Kobayashi (77 patents)
- Kazuo Kawahara (9 patents)
- Katsushi Abe (15 patents)
- Kiyoshi Yamazaki (16 patents)
- Tomoko Iijima (3 patents)
- Koji Yokota (26 patents)
- Haruo Doi (19 patents)
- Hiroyasu Iwahara (1 patents)
US Patent 5352337 · Granted Oct 4, 1994