Inventor
OHSHIMA SHIGERU
JP22 patents
⚠️ This page may combine multiple inventors who share the name “OHSHIMA SHIGERU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
13 patentsUS6504636B1Jan 7, 2003
Optical communication system
TOSHIBA KK136 citations99
US6040934AMar 21, 2000
Receptacle-type optical transmission/reception apparatus
TOSHIBA KK90 citations97
US5920414AJul 6, 1999
Wavelength division multiplexing optical transmission apparatus and optical repeater
TOSHIBA KK160 citations97
US5799118AAug 25, 1998
Integrated optical multiplexer-and-demultiplexer
TOSHIBA KK87 citations95
US5986787ANov 16, 1999
Near-infrared communication apparatus
TOSHIBA KK60 citations94
US6417942B1Jul 9, 2002
Optical communication system and method of controlling optical communication system
TOSHIBA KK27 citations92
US5739943AApr 14, 1998
Polarization control unit
TOSHIBA KK49 citations92
US5170451ADec 8, 1992
Optical wdm (wavelength division multiplex) coupler
TOSHIBA KK49 citations92
US4998256AMar 5, 1991
Semiconductor laser apparatus
TOSHIBA KK46 citations90
US5483368AJan 9, 1996
Optical communication system suitable for selective reception of multiple services
TOSHIBA KK19 citations84
US6965739B2Nov 15, 2005
Optical communication system
TOSHIBA KK11 citations74
US5056887AOct 15, 1991
Optical mixing device
TOSHIBA KK15 citations74
US7061948B2Jun 13, 2006
Wavelength stabilizing apparatus and method of adjusting the same
TOSHIBA KK1 citations52
CANON KK
7 patentsUS4857997AAug 15, 1989
Color television camera incorporating a color resolving prism system
CANON KK28 citations92
US4589015AMay 13, 1986
Color television camera with bias light device featuring reduced color shading
CANON KK33 citations92
US4812911AMar 14, 1989
Adapter with built-in shutter
CANON KK16 citations74
US4262305AApr 14, 1981
TV Camera
CANON KK12 citations74
US4236177ANov 25, 1980
Beam splitting prism assembly with bias light source
CANON KK14 citations74
US4216494AAug 5, 1980
Television camera with bias light
CANON KK8 citations74
US4797734AJan 10, 1989
Pickup apparatus
CANON KK4 citations63