Inventor
SAWAMURA MITSUHARU
JP26 patents
Patents
26 patentsUS4714308ADec 22, 1987
Ultraviolet reflecting mirror
CANON KK63 citations96
US5715103AFeb 3, 1998
Neutral density (ND) filter
CANON KK59 citations95
US5648653AJul 15, 1997
Optical filter having alternately laminated thin layers provided on a light receiving surface of an image sensor
CANON KK85 citations95
US5858450AJan 12, 1999
Film forming method and apparatus therefor
CANON KK32 citations92
US5582879ADec 10, 1996
Cluster beam deposition method for manufacturing thin film
CANON KK25 citations92
US4658388AApr 14, 1987
Optical recording medium which includes a corrosion resistant film of a mixture of a carbide and a nitride
CANON KK27 citations92
US4320936AMar 23, 1982
Far ultraviolet dielectric multilayer film
CANON KK51 citations92
US4707820ANov 17, 1987
Optical film and process for producing same
CANON KK19 citations82
US4415233ANov 15, 1983
Achromatized beam splitter of low polarization
CANON KK24 citations82
US4579777AApr 1, 1986
Opto-magnetic recording medium
CANON KK23 citations81
US6128057AOct 3, 2000
LCD with masking member having multiple portions having different characteristics
CANON KK13 citations74
US4531838AJul 30, 1985
Method and device for controlling the film thickness of evaporated film
CANON KK9 citations74
US4261645AApr 14, 1981
Reflection preventive film having an aspherical layer
CANON KK12 citations74
US4247167AJan 27, 1981
Dichroic mirror with at least ten layers
CANON KK13 citations74
US4920007AApr 24, 1990
Magneto-optical recording medium with 9:1-1:9 aluminum or silicon oxide and aluminum or silicon nitride mixture
CANON KK7 citations73
US4777068AOct 11, 1988
Optical recording medium
CANON KK17 citations73
US4741967AMay 3, 1988
Magnetic recording medium
CANON KK16 citations73
US4711821ADec 8, 1987
Opto-magnetic recording medium
CANON KK11 citations73
US4695510ASep 22, 1987
Opto-magnetic recording medium
CANON KK15 citations73
US4578322AMar 25, 1986
Recording medium
CANON KK9 citations73
US5578536ANov 26, 1996
Evaporating material for producing optical thin film
CANON KK8 citations71
US4637953AJan 20, 1987
Magnetooptical recording medium with laminated anti-reflection film
CANON KK14 citations66
US6859315B2Feb 22, 2005
Polarization beam splitter and method of producing the same
CANON KK3 citations63
US6366332B1Apr 2, 2002
Display apparatus and process for production thereof
CANON KK2 citations63
US6957895B2Oct 25, 2005
Reflection mirror and optical equipment using the same
CANON KK4 citations59
US7008059B2Mar 7, 2006
Color combining optical system and image projection apparatus
CANON KK6 citations54