Inventor
ENDO KENJI
JP44 patents
⚠️ This page may combine multiple inventors who share the name “ENDO KENJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DAINIPPON SCREEN MFG
7 patentsUS4867542ASep 19, 1989
Laser exposure apparatus
DAINIPPON SCREEN MFG6 citations71
US4810068AMar 7, 1989
Laser exposure apparatus
DAINIPPON SCREEN MFG9 citations71
US5010465AApr 23, 1991
Optical lighting system
DAINIPPON SCREEN MFG3 citations63
US5718503AFeb 17, 1998
Illumination apparatus
DAINIPPON SCREEN MFG2 citations62
US5005959AApr 9, 1991
Illumination system
DAINIPPON SCREEN MFG6 citations62
US4878745ANov 7, 1989
Optical system for effecting increased irradiance in peripheral area of object
DAINIPPON SCREEN MFG6 citations62
US5084808AJan 28, 1992
Lighting optical system
DAINIPPON SCREEN MFG1 citations52
TOHOKU RIKO KK
6 patentsUS6543761B2Apr 8, 2003
Sheet feeding device for an image forming apparatus
TOHOKU RIKO KK42 citations96
US6508465B1Jan 21, 2003
Sheet feeder with dynamic speed control
TOHOKU RIKO KK55 citations96
US6338480B1Jan 15, 2002
Sheet feeding device for an image forming apparatus
TOHOKU RIKO KK51 citations96
US5927703AJul 27, 1999
Sheet feeding apparatus
TOHOKU RIKO KK76 citations96
US6123329ASep 26, 2000
Paper feeder and paper tray elevation device therefor
TOHOKU RIKO KK67 citations92
US6213015B1Apr 10, 2001
Printer
TOHOKU RIKO KK2 citations61
TDK CORP
5 patentsUS5999070ADec 7, 1999
Dielectric filter having tunable resonating portions
TDK CORP28 citations92
US4806889AFeb 21, 1989
Ceramic filter
TDK CORP36 citations86
US6246303B1Jun 12, 2001
Dielectric filter
TDK CORP5 citations74
US6570473B2May 27, 2003
Band pass filter
TDK CORP11 citations71
US8013794B2Sep 6, 2011
Surface mount antenna and antenna module
TDK CORP2 citations61
NEC CORP
5 patentsUS5524017AJun 4, 1996
Quantum well semiconductor laser
NEC CORP15 citations74
US4961196AOct 2, 1990
Semiconductor laser
NEC CORP12 citations74
US6324201B1Nov 27, 2001
Light emitting semiconductor element capable of suppressing change of driving current
NEC CORP6 citations63
US6200382B1Mar 13, 2001
Method of manufacturing a semiconductor laser device and a crystal growth apparatus for use in a semiconductor laser device
NEC CORP4 citations63
US6847666B2Jan 25, 2005
Self-sustained pulsating laser diode
NEC CORP0 citations52
YOKOWO SEISAKUSHO KK
4 patentsUS6666690B2Dec 23, 2003
Coil spring contact connector
YOKOWO SEISAKUSHO KK56 citations96
US9391390B2Jul 12, 2016
Spring connector with waterproofing function
YOKOWO SEISAKUSHO KK5 citations68
US12261402B2Mar 25, 2025
Spring connector
YOKOWO SEISAKUSHO KK0 citations52
US7255572B2Aug 14, 2007
Electrical connector provided with coiled spring contact
YOKOWO SEISAKUSHO KK0 citations42
SCHLUMBERGER TECHNOLOGY CORP
3 patentsUS9091154B2Jul 28, 2015
Systems and methods for hybrid cable telemetry
SCHLUMBERGER TECHNOLOGY CORP8 citations80
US12147005B2Nov 19, 2024
Ultrasonic pulse-echo and caliper formation characterization
SCHLUMBERGER TECHNOLOGY CORP5 citations70
US9535185B2Jan 3, 2017
Failure point diagnostics in cable telemetry
SCHLUMBERGER TECHNOLOGY CORP1 citations48