Assignee
Inventors
- Tsunenari Futagi (2 patents)
- Nobuyuki Kakiya (5 patents)
- Tadahisa Akiyama (2 patents)
- Ikuo Kato (6 patents)
- Akitoshi Uchiumi (2 patents)
- Shinichi Ohnaka (2 patents)
- Toshimasa Koshimizu (3 patents)
- Haruo Machida (34 patents)
- Yuji Matsumoto (97 patents)