Assignee
Inventors
- Kenji Nakagawa (64 patents)
- Nozomu Tamura (16 patents)
- Saburo Moriwaki (9 patents)
- Kiyoshi Shibuya (28 patents)
- Shun Suhara (3 patents)
- Kazuyuki Katoh (8 patents)
- Toru Sato (81 patents)
- Toshitane Matsukawa (9 patents)
US Patent 5562151 · Granted Oct 8, 1996