Assignee
Inventors
- Koichi Akiyama (209 patents)
- Takashi Shibata (170 patents)
- Hiroma Miyashita (1 patents)
- Sanji Aoki (3 patents)
- Ken Hatta (45 patents)
- Takashi H. Ino (49 patents)
- Yasuhiro Mishima (17 patents)
US Patent 5395865 · Granted Mar 7, 1995