Assignee
Inventors
- Hideharu Daifuku (14 patents)
- Yoshitomo Masuda (30 patents)
- Kinya Suzuki (5 patents)
- Hiroshi Harashima (5 patents)
- Hiroshi Kaneda (85 patents)
- Yoshio Takizawa (28 patents)
- Takahiro Kawagoe (40 patents)
US Patent 5602712 · Granted Feb 11, 1997