Inventor
TATEOKA MASAMICHI
JP36 patents
⚠️ This page may combine multiple inventors who share the name “TATEOKA MASAMICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
28 patentsUS4256364AMar 17, 1981
Two-dimensional scanning optical system with distortion correction
CANON KK58 citations96
US4179183ADec 18, 1979
Device for scanning a light beam at a constant speed
CANON KK48 citations93
US5463418AOct 31, 1995
Plural-beam scanning optical apparatus
CANON KK24 citations92
US4674825AJun 23, 1987
Scanning optical system
CANON KK25 citations92
US4634232AJan 6, 1987
Light source device for close spacing of two light beams
CANON KK33 citations92
US4441792AApr 10, 1984
Telecentric projection lenses
CANON KK24 citations82
US4180307ADec 25, 1979
Two-dimensional scanning apparatus with constant speed scan
CANON KK25 citations82
US5485194AJan 16, 1996
Optical scanning apparatus
CANON KK9 citations74
US5187606AFeb 16, 1993
Scanning optical apparatus
CANON KK10 citations74
US4682316AJul 21, 1987
Optical information processing apparatus for light beam focus detection and control
CANON KK11 citations74
US4585314AApr 29, 1986
Projection lens
CANON KK11 citations74
US4571021AFeb 18, 1986
Plural-beam scanning apparatus
CANON KK13 citations74
US4543491ASep 24, 1985
Original reading device
CANON KK7 citations74
US4527858AJul 9, 1985
Uniform speed scanning lens having a high resolving power
CANON KK12 citations74
US4380390AApr 19, 1983
Exposure correcting device
CANON KK8 citations74
US4259004AMar 31, 1981
Scanning device with optical path length compensator
CANON KK12 citations74
US4226500AOct 7, 1980
Scanning optical system with reflective lens
CANON KK8 citations74
US5323183AJun 21, 1994
Image recording apparatus
CANON KK17 citations73
US5028103AJul 2, 1991
Optical scanning apparatus
CANON KK19 citations73
US4514626AApr 30, 1985
Apparatus for reading an original surface by illuminating it with a slit-like beam
CANON KK8 citations73
US4343531AAug 10, 1982
Light beam scanning device with constant spot intensity and scan speed related modulating means
CANON KK14 citations73
US4907858AMar 13, 1990
Optical pickup apparatus
CANON KK17 citations72
US5078487AJan 7, 1992
Projecting apparatus
CANON KK5 citations63
US5066083ANov 19, 1991
Scanning optical system
CANON KK2 citations63
US4661858AApr 28, 1987
Reading apparatus
CANON KK2 citations63
US4635243AJan 6, 1987
Optical information processing apparatus
CANON KK4 citations63
US4459016AJul 10, 1984
Projection device
CANON KK4 citations62
US4370032AJan 25, 1983
Projection lens
CANON KK1 citations52
TOSHIBA KK
7 patentsUS7873168B2Jan 18, 2011
Secret information management apparatus and secret information management system
TOSHIBA KK19 citations83
US7415722B2Aug 19, 2008
Server computer protection apparatus and method for controlling data transfer by the same
TOSHIBA KK8 citations74
US7116675B2Oct 3, 2006
Methods and systems for transferring packets and preventing illicit access
TOSHIBA KK10 citations74
US7404211B2Jul 22, 2008
Systems and methods for protecting a server computer
TOSHIBA KK7 citations71
US7478425B2Jan 13, 2009
Server computer protection apparatus, method, program product, and server computer apparatus
TOSHIBA KK3 citations60
US12489608B2Dec 2, 2025
Cryptography communication system, key exchange node, application execution environment, control method, and storage medium
TOSHIBA KK0 citations44
US9148355B2Sep 29, 2015
System management device, network system, system management method, and program
TOSHIBA KK0 citations40