Assignee
Inventors
- Shigeyoshi Watanabe (32 patents)
- Tsuneaki Fuse (25 patents)
- Koji Sakui (244 patents)
- Masako Ohta (16 patents)
- Yukihito Oowaki (79 patents)
- Kenji Numata (36 patents)
- Fujio Masuoka (391 patents)
US Patent 6295241 · Granted Sep 25, 2001