Assignee
Inventors
- Katsumi Kouzu (7 patents)
- Tadao Kimura (38 patents)
- Toshiaki Nakanishi (57 patents)
- Shuuhei Marukawa (6 patents)
- Kiwamu Inui (17 patents)
- Koh Watanabe (8 patents)
- Kunio Kanamaru (18 patents)
US Patent 6411063 · Granted Jun 25, 2002