Assignee
Inventors
- John J. Napiorkowski (43 patents)
- Raymond D. Jones (7 patents)
- Toshitaka Fukushima (35 patents)
- Kazumi Koyama (11 patents)
- Kouji Ueno (50 patents)
- Tamio Miyamura (8 patents)
- Yuichi Kawabata (7 patents)
US Patent 4319300 · Granted Mar 9, 1982