Assignee
Inventors
- Masami Mizuno (7 patents)
- Masayuki Kimura (79 patents)
- Takayuki Nakajima (58 patents)
- Takeshi Kawarai (7 patents)
- Masanori Numa (1 patents)
- Takahiro Nakata (10 patents)
- Kazuo Tsukiyama (2 patents)
US Patent 5355228 · Granted Oct 11, 1994