Assignee
Inventors
- Toshihiro Iwakuma (89 patents)
- Hiroshi Yamamoto (819 patents)
- Yoshio Hironaka (15 patents)
- Hidetsugu Ikeda (66 patents)
- Chishio Hosokawa (216 patents)
- Seiji Tomita (29 patents)
- Takashi Arakane (27 patents)
US Patent 8580391 · Granted Nov 12, 2013