Inventor
ITOH AKIHIRO
JP69 patents
⚠️ This page may combine multiple inventors who share the name “ITOH AKIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
15 patentsUS6765232B2Jul 20, 2004
Semiconductor light-emitting device, surface-emission laser diode, and production apparatus thereof, production method, optical module and optical telecommunication system
RICOH KK155 citations99
US6674785B2Jan 6, 2004
Vertical-cavity, surface-emission type laser diode and fabrication process thereof
RICOH KK99 citations99
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
US7684458B2Mar 23, 2010
Surface-emission laser diode and fabrication process thereof
RICOH KK42 citations96
US7180100B2Feb 20, 2007
Semiconductor light-emitting device, surface-emission laser diode, and production apparatus thereof, production method, optical module and optical telecommunication system
RICOH KK24 citations93
US7067846B2Jun 27, 2006
Semiconductor light-emitting device, surface-emission laser diode, and production apparatus thereof, production method, optical module and optical telecommunication system
RICOH KK22 citations93
US6898406B2May 24, 2005
Developing device having a developer forming a magnet brush
RICOH KK37 citations93
US5403673AApr 4, 1995
Functional thin film member
RICOH KK39 citations93
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
US6887636B2May 3, 2005
Toner for two-component developer, image forming method and device for developing electrostatic latent image
RICOH KK45 citations92
US7453096B2Nov 18, 2008
Method of fabricating a semiconductor light-emitting device
RICOH KK11 citations84
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
US7260137B2Aug 21, 2007
Vertical-cavity surface-emission type laser diode and fabrication process thereof
RICOH KK8 citations74
US7022539B2Apr 4, 2006
Vertical-cavity, surface-emission type laser diode and fabrication process thereof
RICOH KK10 citations74
US7519095B2Apr 14, 2009
Vertical-cavity, surface-emission type laser diode and fabrication process thereof
RICOH KK2 citations63
SATO SHUNICHI
6 patentsUS8508567B2Aug 13, 2013
Surface-emission laser array, optical scanning apparatus and image forming apparatus
SATO SHUNICHI20 citations92
US8089498B2Jan 3, 2012
Surface-emission laser array, optical scanning apparatus apparatus and image forming apparatus
SATO SHUNICHI30 citations92
US8970309B2Mar 3, 2015
Atomic oscillator and method for fabricating atomic oscillator
SATO SHUNICHI9 citations84
US8208511B2Jun 26, 2012
Surface emitting laser, surface emitting laser array, optical scanning device, image forming apparatus, optical transmission module and optical transmission system
SATO SHUNICHI17 citations83
US8705585B2Apr 22, 2014
Surface-emitting laser array, optical scanning device, and image forming device
SATO SHUNICHI6 citations73
US8199788B2Jun 12, 2012
Surface-emission laser diode and fabrication process thereof
SATO SHUNICHI1 citations63
ITOH AKIHIRO
5 patentsUS8774242B2Jul 8, 2014
Surface emitting laser diode, optical scanning apparatus and image forming apparatus
ITOH AKIHIRO3 citations62
US8480185B2Jul 9, 2013
Brake control apparatus
ITOH AKIHIRO4 citations62
US8421837B2Apr 16, 2013
Surface-emitting laser element, surface-emitting laser array, optical scanning device, and image forming apparatus
ITOH AKIHIRO4 citations62
US8104845B2Jan 31, 2012
Vehicle braking apparatus
ITOH AKIHIRO5 citations62
US8070239B2Dec 6, 2011
Regenerative braking coordination device
ITOH AKIHIRO4 citations62
RICOH CO LTD
4 patentsUS7957444B2Jun 7, 2011
Surface-emission laser diode, surface-emission laser diode array, optical scanning apparatus and image forming apparatus
RICOH CO LTD12 citations84
US7981700B2Jul 19, 2011
Semiconductor oxidation apparatus and method of producing semiconductor element
RICOH CO LTD11 citations79
US7968362B2Jun 28, 2011
Semiconductor light-emitting device, surface-emission laser diode, and production apparatus thereof, production method, optical module and optical telecommunication system
RICOH CO LTD6 citations74
US7940827B2May 10, 2011
Vertical-cavity, surface-emission type laser diode and fabrication process thereof
RICOH CO LTD2 citations63
HARASAKA KAZUHIRO
2 patentsUS9201404B2Dec 1, 2015
Alkali metal cell, atomic oscillator, and alkali metal cell fabricating method
HARASAKA KAZUHIRO11 citations83
US8736652B2May 27, 2014
Surface-emitting laser device, surface-emitting laser array, optical scanner, image forming apparatus, and method for manufacturing surface-emitting laser device
HARASAKA KAZUHIRO3 citations62
BONAC CORP
2 patentsOHGI TADAAKI
2 patentsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD
2 patentsKOBAYASHI YOSUKE
2 patentsSHOUJI HIROYOSHI
2 patentsUS8609447B2Dec 17, 2013
Method of manufacturing surface emitting laser, and surface emitting laser, surface emitting laser array, optical scanning device and image forming apparatus
SHOUJI HIROYOSHI2 citations61
US8416822B2Apr 9, 2013
Manufacturing method, surface-emitting laser device, surface-emitting laser array, optical scanner, and image forming apparatus
SHOUJI HIROYOSHI4 citations61
NAGAO NOBUAKI
2 patentsNISSAN MOTOR
1 patentMAKITA CORP
1 patentAOKI ERIKO
1 patentPANASONIC CORP
1 patentHITACHI LTD
1 patentMATSUSHITA AKIO
1 patentShowing the top 50 of 69 patents by PatentIndex Score.