Inventor
SAKAMOTO AKIRA
JP154 patents
⚠️ This page may combine multiple inventors who share the name “SAKAMOTO AKIRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJI XEROX CO LTD
11 patentsUS6529541B1Mar 4, 2003
Surface emitting semiconductor laser
FUJI XEROX CO LTD79 citations98
US6597017B1Jul 22, 2003
Semiconductor device, surface emitting semiconductor laser and edge emitting semiconductor laser
FUJI XEROX CO LTD72 citations96
US8023539B2Sep 20, 2011
Method for driving surface emitting semiconductor laser, optical transmission module, and handheld electronic device
FUJI XEROX CO LTD20 citations93
US7078257B2Jul 18, 2006
Surface emitting semiconductor laser, and method and apparatus for fabricating the same
FUJI XEROX CO LTD25 citations92
US6650683B2Nov 18, 2003
Surface emitting semiconductor laser
FUJI XEROX CO LTD30 citations92
US6144685ANov 7, 2000
Two-dimensional surface emitting laser array, two-dimensional surface emitting laser beam scanner, two-dimensional surface emitting laser beam recorder, and two-dimensional surface emitting laser beam recording method
FUJI XEROX CO LTD49 citations91
US5848087ADec 8, 1998
Two-dimensional surface emitting laser array, two-dimensional surface emitting laser beam scanner, two-dimensional surface emitting laser beam recorder, and two-dimensional surface emitting laser beam recording method
FUJI XEROX CO LTD21 citations91
US7386025B2Jun 10, 2008
Surface emitting semiconductor laser array and optical transmission system using the same
FUJI XEROX CO LTD19 citations89
US7221828B2May 22, 2007
Optical wave length division multiplexing module and communication system using the same
FUJI XEROX CO LTD10 citations84
US6590917B2Jul 8, 2003
Surface emitting laser and surface emitting laser array
FUJI XEROX CO LTD16 citations84
US7079562B2Jul 18, 2006
Apparatus for fabricating surface emitting semiconductor laser
FUJI XEROX CO LTD5 citations74
SONY CORP
6 patentsUS7680591B2Mar 16, 2010
Navigation apparatus, position information registration method and program thereof
SONY CORP53 citations94
US7301441B2Nov 27, 2007
Boarding environment controlling system, boarding environment controlling apparatus, and boarding environment controlling method
SONY CORP53 citations91
US4734795AMar 29, 1988
Apparatus for reproducing audio signal
SONY CORP32 citations90
US7738499B2Jun 15, 2010
Audio/video synchronizing system and monitor apparatus
SONY CORP8 citations83
US7769184B2Aug 3, 2010
Apparatus and method for measuring sound field
SONY CORP12 citations82
US4683586AJul 28, 1987
Scrambling system for an audio frequency signal
SONY CORP24 citations82
YAMAMURA KAZUHISA
4 patentsUS8742528B2Jun 3, 2014
Photodiode and photodiode array
YAMAMURA KAZUHISA33 citations93
US9190551B2Nov 17, 2015
Photodiode and photodiode array
YAMAMURA KAZUHISA19 citations92
US8629485B2Jan 14, 2014
Semiconductor photodetection element
YAMAMURA KAZUHISA25 citations92
US8564087B2Oct 22, 2013
Photodiode manufacturing method and photodiodes
YAMAMURA KAZUHISA23 citations92
HAMAMATSU PHOTONICS KK
4 patentsUS8994135B2Mar 31, 2015
Photodiode and photodiode array
HAMAMATSU PHOTONICS KK26 citations92
US6933489B2Aug 23, 2005
Back illuminated photodiode array and method of manufacturing the same
HAMAMATSU PHOTONICS KK29 citations92
US9419159B2Aug 16, 2016
Semiconductor light-detecting element
HAMAMATSU PHOTONICS KK15 citations84
US7649236B2Jan 19, 2010
Semiconductor photodetector and photodetecting device having layers with specific crystal orientations
HAMAMATSU PHOTONICS KK15 citations84
SAKAMOTO AKIRA
4 patentsUS8916945B2Dec 23, 2014
Semiconductor light-detecting element
SAKAMOTO AKIRA26 citations92
US8229615B2Jul 24, 2012
Vehicle drive power generation control apparatus
SAKAMOTO AKIRA24 citations92
US8067755B2Nov 29, 2011
Production device and production method for an optical device component having a grating structure
SAKAMOTO AKIRA15 citations92
US8160267B2Apr 17, 2012
Car audio equipment
SAKAMOTO AKIRA9 citations84
TOYO SEIKAN KAISHA LTD
3 patentsOKI ELECTRIC IND CO LTD
3 patentsOBAYASHI KAZUYOSHI
3 patentsTANI KEISUKE
2 patentsFUJIKURA LTD
2 patentsUS7973914B2Jul 5, 2011
Physical quantity measuring apparatus utilizing optical frequency domain reflectometry and method for temperature and strain measurement using the apparatus
FUJIKURA LTD9 citations83
US7889332B2Feb 15, 2011
Physical quantity measuring apparatus utilizing optical frequency domain reflectometry, and method for simultaneous measurement of temperature and strain using the apparatus
FUJIKURA LTD10 citations83
NIPPON TELEGRAPH & TELEPHONE
1 patentSHARP KK
1 patentHITACHI LTD
1 patentODA KAZUNORI
1 patentJUJO PAPER CO LTD
1 patentSHINETSU CHEMICAL CO
1 patentDAINIPPON PRINTING CO LTD
1 patentSUMITOMO ELEC HARDMETAL CORP
1 patentShowing the top 50 of 154 patents by PatentIndex Score.