Assignee
Inventors
- Akinori Mawatari (3 patents)
- Tetsuji Ono (28 patents)
- Hideo Kitayama (2 patents)
- Makoto Tsukada (6 patents)
- Kazumu Abe (1 patents)
- Yoshinori Matsuoka (14 patents)
- Toshio Mori (51 patents)
- Tomoko Mita (4 patents)
US Patent 5566379 · Granted Oct 15, 1996