Assignee
Inventors
- Takao Okada (68 patents)
- Tsugiko Takase (12 patents)
- Shuzo Mishima (11 patents)
- Hisanari Shimazu (7 patents)
- Akira Yagi (20 patents)
- Hiroko Ota (13 patents)
- Hirofumi Miyamoto (56 patents)
- Takaaki Takenobu (1 patents)
US Patent D335888 · Granted May 25, 1993