Inventor
IIMA MITSUNORI
JP36 patents
⚠️ This page may combine multiple inventors who share the name “IIMA MITSUNORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ASAHI OPTICAL CO LTD
32 patentsUS5892219AApr 6, 1999
Light intensity controlling device
ASAHI OPTICAL CO LTD26 citations93
US5844707ADec 1, 1998
Scanning optical device
ASAHI OPTICAL CO LTD28 citations93
US5838001ANov 17, 1998
Scanning optical device and polygon mirror cover
ASAHI OPTICAL CO LTD44 citations93
US5646767AJul 8, 1997
Scanning optical system
ASAHI OPTICAL CO LTD39 citations93
US4998790AMar 12, 1991
Optical scanning apparatus
ASAHI OPTICAL CO LTD26 citations93
US5909300AJun 1, 1999
Scanning apparatus having a cascade scanning optical system
ASAHI OPTICAL CO LTD30 citations92
US5828479AOct 27, 1998
Cascade scanning optical system
ASAHI OPTICAL CO LTD33 citations92
US5486688AJan 23, 1996
Non-scanning type optical reading apparatus having illuminating equalization filter
ASAHI OPTICAL CO LTD44 citations92
US5453870ASep 26, 1995
Optical scanning system
ASAHI OPTICAL CO LTD30 citations92
US5179269AJan 12, 1993
Bar code reader having an automatically actuated visible light laser beam
ASAHI OPTICAL CO LTD24 citations92
US4968876ANov 6, 1990
Laser beam reader having a projecting and receiving optical system
ASAHI OPTICAL CO LTD30 citations92
US4916318AApr 10, 1990
Scan type optical reader with changing beam waist position
ASAHI OPTICAL CO LTD25 citations92
US4812026AMar 14, 1989
Telephoto lens system
ASAHI OPTICAL CO LTD24 citations92
US6114682ASep 5, 2000
Apparatus and method for controlling light intensity
ASAHI OPTICAL CO LTD20 citations84
US5898805AApr 27, 1999
Light transmission device using optical fiber
ASAHI OPTICAL CO LTD17 citations84
US5812299ASep 22, 1998
Scanning optical device
ASAHI OPTICAL CO LTD17 citations84
US5760944AJun 2, 1998
Scanning optical device
ASAHI OPTICAL CO LTD18 citations84
US6181415B1Jan 30, 2001
Position sensor for transmission type optical deflector and apparatus for correcting scanning position of scanning optical system
ASAHI OPTICAL CO LTD6 citations74
US6064504AMay 16, 2000
Scanning optical device
ASAHI OPTICAL CO LTD11 citations74
US5969347AOct 19, 1999
Synchronizing apparatus of a cascade scanning optical system having tilting measurement of reflecting surfaces
ASAHI OPTICAL CO LTD13 citations74
US5903378AMay 11, 1999
Scanning apparatus having a cascade scanning optical system
ASAHI OPTICAL CO LTD15 citations74
US5903377AMay 11, 1999
Scanning apparatus having a cascade scanning optical system
ASAHI OPTICAL CO LTD7 citations74
US5841566ANov 24, 1998
Multi-beam scanning optical device
ASAHI OPTICAL CO LTD13 citations74
US5825403AOct 20, 1998
Optical scanning system and method for setting curvature of field therein
ASAHI OPTICAL CO LTD10 citations74
US5825522AOct 20, 1998
Cascade scanning optical system
ASAHI OPTICAL CO LTD10 citations74
US5812727ASep 22, 1998
Holder for optical fibers in a scanning optical device
ASAHI OPTICAL CO LTD8 citations74
US5162938ANov 10, 1992
Light scanning system
ASAHI OPTICAL CO LTD17 citations74
US5130840AJul 14, 1992
Light scanning system
ASAHI OPTICAL CO LTD17 citations74
US5043569AAug 27, 1991
Optical system of laser beam reader
ASAHI OPTICAL CO LTD10 citations71
US5047625ASep 10, 1991
Optical system of laser beam reader
ASAHI OPTICAL CO LTD12 citations69
US5867299AFeb 2, 1999
Cascade scanning optical system
ASAHI OPTICAL CO LTD5 citations63
US5442477AAug 15, 1995
Optical scanning system
ASAHI OPTICAL CO LTD4 citations63
PENTAX CORP
4 patentsUS6844892B2Jan 18, 2005
Multi-beam scanning device
PENTAX CORP12 citations83
US7242836B2Jul 10, 2007
Method of processing optical fiber
PENTAX CORP2 citations63
US6996311B1Feb 7, 2006
Optical communication device
PENTAX CORP2 citations62
US7050677B2May 23, 2006
Optical fiber and method for producing the same
PENTAX CORP0 citations51