Inventor
SUGAWARA SATORU
JP46 patents
⚠️ This page may combine multiple inventors who share the name “SUGAWARA SATORU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
14 patentsUS6075493AJun 13, 2000
Tapered slot antenna
RICOH KK199 citations99
US6008770ADec 28, 1999
Planar antenna and antenna array
RICOH KK106 citations98
US5357123AOct 18, 1994
Light emitting diode array with dovetail
RICOH KK136 citations98
US6975663B2Dec 13, 2005
Surface-emission laser diode operable in the wavelength band of 1.1-7μm and optical telecommunication system using such a laser diode
RICOH KK88 citations97
US7245647B2Jul 17, 2007
Surface-emission laser diode operable in the wavelength band of 1.1-1.7mum and optical telecommunication system using such a laser diode
RICOH KK28 citations92
US7002527B2Feb 21, 2006
Variable-directivity antenna and method for controlling antenna directivity
RICOH KK34 citations92
US6686808B1Feb 3, 2004
Coplanar stripline with corrugated structure
RICOH KK36 citations92
US7590159B2Sep 15, 2009
Surface-emission laser diode operable in the wavelength band of 1.1-1.7 micrometers and optical telecommunication system using such a laser diode
RICOH KK9 citations83
US6219001B1Apr 17, 2001
Tapered slot antenna having a corrugated structure
RICOH KK11 citations74
US7330157B2Feb 12, 2008
Antenna device having wide operation range with a compact size
RICOH KK4 citations63
US7092345B2Aug 15, 2006
Optical module
RICOH KK2 citations63
US6937405B2Aug 30, 2005
Optical pickup projecting two laser beams from apparently approximated light-emitting points
RICOH KK4 citations63
US6411175B1Jun 25, 2002
Power distribution/synthesis apparatus
RICOH KK6 citations63
US7423953B2Sep 9, 2008
Optical module and optical recording and/or reproducing apparatus
RICOH KK0 citations52
ISHII TOSHIHIRO
7 patentsUS8750732B2Jun 10, 2014
Moisture sensor, moisture detector, and image forming apparatus
ISHII TOSHIHIRO25 citations92
US8111725B2Feb 7, 2012
Surface-emitting laser, surface-emitting laser array, optical scanning device, and image forming apparatus
ISHII TOSHIHIRO21 citations92
US9696674B2Jul 4, 2017
Optical sensor and image forming apparatus
ISHII TOSHIHIRO4 citations72
US10039452B2Aug 7, 2018
Optical sensor, optical testing device, and optical characteristic detection method
ISHII TOSHIHIRO3 citations70
US9831633B2Nov 28, 2017
Surface-emitting laser module, optical scanner device, and image forming apparatus
ISHII TOSHIHIRO1 citations62
US8916418B2Dec 23, 2014
Surface-emitting laser module, optical scanner device, and image forming apparatus
ISHII TOSHIHIRO3 citations62
US9276377B2Mar 1, 2016
Surface-emitting laser module, optical scanner device, and image forming apparatus
ISHII TOSHIHIRO0 citations51
RICOH CO LTD
5 patentsUS7978739B2Jul 12, 2011
Surface emitting laser element, surface emitting laser array, optical scanning device, and image forming apparatus
RICOH CO LTD20 citations92
US9157853B2Oct 13, 2015
Moisture sensor, moisture detector, and image forming apparatus
RICOH CO LTD8 citations84
US11215945B2Jan 4, 2022
Optical sensor and image forming apparatus
RICOH CO LTD0 citations62
US10606204B2Mar 31, 2020
Optical sensor and image forming apparatus
RICOH CO LTD0 citations52
US9678006B2Jun 13, 2017
Optical sensor and image forming apparatus
RICOH CO LTD0 citations52
JIKUTANI NAOTO
5 patentsUS8891571B2Nov 18, 2014
Vertical cavity surface emitting laser device, vertical cavity surface emitting laser array, optical scanning apparatus, image forming apparatus, optical transmission module and optical transmission system
JIKUTANI NAOTO6 citations83
US8675271B2Mar 18, 2014
Surface-emitting laser element, surface-emitting laser array, optical scanner device, and image forming apparatus
JIKUTANI NAOTO4 citations73
US8624950B2Jan 7, 2014
Surface-emitting laser comprising emission region having peripheral portion with anisotropy in two perpendicular directions, and surface-emitting laser array, optical scanning apparatus and image forming apparatus including the same
JIKUTANI NAOTO5 citations73
US9570887B2Feb 14, 2017
Vertical cavity surface emitting laser device, vertical cavity surface emitting laser array, optical scanning apparatus, image forming apparatus, optical transmission module and optical transmission system
JIKUTANI NAOTO2 citations72
US8594146B2Nov 26, 2013
Surface emitting laser element, surface emitting laser array, optical scanning device, and image forming apparatus
JIKUTANI NAOTO4 citations62
OHBA YOSHIHIRO
4 patentsUS9267886B2Feb 23, 2016
Optical sensor and image forming apparatus
OHBA YOSHIHIRO3 citations72
US9513216B2Dec 6, 2016
Optical sensor and image forming apparatus
OHBA YOSHIHIRO0 citations51
US9513218B2Dec 6, 2016
Optical sensor and image forming device incorporating the same
OHBA YOSHIHIRO1 citations51
US8976216B2Mar 10, 2015
Light source unit, optical scanning device, and image forming apparatus
OHBA YOSHIHIRO0 citations51