Inventor
ISHIKAWA FUMIHIKO
JP17 patents
⚠️ This page may combine multiple inventors who share the name “ISHIKAWA FUMIHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHIKOKU SOGO KENKYUSHO KK
5 patentsUS5465806ANov 14, 1995
Electric vehicle
SHIKOKU SOGO KENKYUSHO KK164 citations96
US5222568AJun 29, 1993
Electric vehicle
SHIKOKU SOGO KENKYUSHO KK77 citations94
US5313130AMay 17, 1994
Superconduction bearing
SHIKOKU SOGO KENKYUSHO KK23 citations88
US5719455AFeb 17, 1998
Method of designing a superconductivity employing apparatus and a superconductivity employing apparatus constructed by the method
SHIKOKU SOGO KENKYUSHO KK14 citations72
US5646811AJul 8, 1997
Reverse-charge prevention apparatus
SHIKOKU SOGO KENKYUSHO KK3 citations61
RICOH KK
3 patentsUS5289147AFeb 22, 1994
Image forming apparatus having system for reducing noise
RICOH KK38 citations92
US5555469ASep 10, 1996
Image forming apparatus having toner recycling device with electrostatic conveyor
RICOH KK10 citations74
US5245385ASep 14, 1993
Image forming apparatus which reduces noise generated therefrom
RICOH KK17 citations73