Inventor
OHMURA YOICHI
JP11 patents
⚠️ This page may combine multiple inventors who share the name “OHMURA YOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI ELECTRIC CORP
10 patentsUS7034282B2Apr 25, 2006
Optical rotary encoder
MITSUBISHI ELECTRIC CORP31 citations92
US7470892B2Dec 30, 2008
Optical encoder
MITSUBISHI ELECTRIC CORP9 citations84
US7405392B2Jul 29, 2008
Optical rotary encoder
MITSUBISHI ELECTRIC CORP10 citations83
US6232595B1May 15, 2001
Position detecting apparatus
MITSUBISHI ELECTRIC CORP19 citations83
US6972402B2Dec 6, 2005
Photoelectric rotary encoder
MITSUBISHI ELECTRIC CORP8 citations73
US6323786B1Nov 27, 2001
Absolute-value encoder device
MITSUBISHI ELECTRIC CORP7 citations72
US7589314B2Sep 15, 2009
Optical encoder applying substantially parallel light beams and three periodic optical elements
MITSUBISHI ELECTRIC CORP6 citations62
US6956200B2Oct 18, 2005
Phase-shift photoelectric encoder
MITSUBISHI ELECTRIC CORP6 citations62
US7538313B2May 26, 2009
Optical encoder having a no track portion of an optical scale being placed at a position symmetrical to a light non-transparent portion within an irradiation region of incident light
MITSUBISHI ELECTRIC CORP2 citations60
US7285769B2Oct 23, 2007
Optical encoder with reduced reflected light error having a light non-transparent portion with inclined surfaces
MITSUBISHI ELECTRIC CORP5 citations60