Assignee
Inventors
- Masanobu Takeuchi (22 patents)
- Hiroe Suzuki (3 patents)
- Toshie Takahashi (9 patents)
- Hiroki Maruyama (26 patents)
- Miyako Fukushima (1 patents)
- Keiko Naitou (1 patents)
- Touru Oguma (7 patents)
- Masayoshi Goto (14 patents)
US Patent 5624962 · Granted Apr 29, 1997