Inventor
KAWAMOTO RYUJI
JP8 patents
⚠️ This page may combine multiple inventors who share the name “KAWAMOTO RYUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OMRON TATEISI ELECTRONICS CO
6 patentsUS7194153B1Mar 20, 2007
Optical switch device
OMRON TATEISI ELECTRONICS CO14 citations82
US7095919B2Aug 22, 2006
Optical switch
OMRON TATEISI ELECTRONICS CO11 citations82
US6535159B1Mar 18, 2003
Immersion object detection system and method
OMRON TATEISI ELECTRONICS CO12 citations71
US7289696B2Oct 30, 2007
Optical switch device
OMRON TATEISI ELECTRONICS CO2 citations61
US11658548B2May 23, 2023
Voice coil motor
OMRON TATEISI ELECTRONICS CO0 citations60
US11742739B2Aug 29, 2023
Gimmick device
OMRON TATEISI ELECTRONICS CO0 citations49