Assignee
Inventors
- Hiroshi Iino (10 patents)
- Yasushi Hiraoka (16 patents)
- Masahiro Takase (2 patents)
- Mitsuhiro Takeda (9 patents)
- Kouzo Tokuyama (3 patents)
- Atsushi Kajiwara (1 patents)
- Kazuhiko Nobunaga (4 patents)
US Patent 5944665 · Granted Aug 31, 1999