Assignee
Inventors
- Hitonobu Furukawa (8 patents)
- Hayami Matsunaga (11 patents)
- Yoshikazu Suehiro (4 patents)
- Masao Iwata (36 patents)
- Takeo Yasuho (26 patents)
- Izumi Okamoto (5 patents)
- Kazuo Takeda (84 patents)
- Shuji Ida (2 patents)
US Patent 5490041 · Granted Feb 6, 1996