Assignee
Inventors
- Kunihiko Yoshida (15 patents)
- Tomio Mimura (34 patents)
- Shigeru Shimojo (19 patents)
- Mutsunori Karasaki (10 patents)
- Masaki Iijima (115 patents)
- Touru Seto (11 patents)
- Shigeaki Mitsuoka (34 patents)
US Patent 6036931 · Granted Mar 14, 2000