Assignee
Inventors
- Tetsuo Takematsu (65 patents)
- Takashi Kume (30 patents)
- Takeo Komata (31 patents)
- Kiyoshi Suzuki (116 patents)
- Matsue Minezaki (2 patents)
- Yumiko Shirakawa (2 patents)
- Kaoru Mori (10 patents)
US Patent 5292922 · Granted Mar 8, 1994