Inventor
OKADA NORIKAZU
JP30 patents
⚠️ This page may combine multiple inventors who share the name “OKADA NORIKAZU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHARP KK
12 patentsUS7943897B2May 17, 2011
Optical encoder and electronic equipment
SHARP KK10 citations84
US7612327B2Nov 3, 2009
Optical encoder and electronic equipment having the same
SHARP KK8 citations84
US7329858B2Feb 12, 2008
Optical encoder and electronic equipment having same
SHARP KK9 citations84
US7276687B2Oct 2, 2007
Optical encoder and electronic equipment using the same
SHARP KK13 citations84
US7223963B2May 29, 2007
Optical encoder
SHARP KK11 citations82
US7439489B2Oct 21, 2008
Photoelectric encoder and electronic equipment using the same
SHARP KK6 citations63
US7391010B2Jun 24, 2008
Photoelectric encoder and electronic equipment with increased resolution
SHARP KK5 citations61
US7820957B2Oct 26, 2010
Optical encoder for detecting movement of a moving object and electronic equipment including the optical encoder
SHARP KK4 citations60
US8040267B2Oct 18, 2011
Decoder device and movement controller
SHARP KK1 citations50
US11092465B2Aug 17, 2021
Optical encoder
SHARP KK0 citations47
US9640700B2May 2, 2017
Optical sensor, and electronic apparatus
SHARP KK0 citations44
US9599506B2Mar 21, 2017
Optical sensor and electronic apparatus with a first auxiliary current and current amplifier
SHARP KK0 citations41
OKADA NORIKAZU
3 patentsUS9176007B2Nov 3, 2015
Optical sensor including light-receiving element having two terminals and electronics device including the optical sensor
OKADA NORIKAZU4 citations71
US9083185B2Jul 14, 2015
Power source device, electronic device, image forming apparatus, and power source control method
OKADA NORIKAZU1 citations50
US9389573B2Jul 12, 2016
Image forming apparatus, image forming method, and computer-readable storage medium
OKADA NORIKAZU1 citations47