Mitsuharu Sawamura

Person

Yokohama-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Color combining optical system and image projection apparatus
- Patent number 7,008,059
- Issue date Mar 7, 2006
- Canon Kabushiki Kaisha
- Atsushi Oakuyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Reflection mirror and optical equipment using the same
- Patent number 6,957,895
- Issue date Oct 25, 2005
- Canon Kabushiki Kaisha
- Mitsuharu Sawamura
- G02 - OPTICS
Information Patent Grant
Polarization beam splitter and method of producing the same
- Patent number 6,859,315
- Issue date Feb 22, 2005
- Canon Kabushiki Kaisha
- Mitsuharu Sawamura
- G02 - OPTICS
Information Patent Grant
Display apparatus and process for production thereof
- Patent number 6,366,332
- Issue date Apr 2, 2002
- Canon Kabushiki Kaisha
- Hiroyuki Suzuki
- G02 - OPTICS
Information Patent Grant
LCD with masking member having multiple portions having different c...
- Patent number 6,128,057
- Issue date Oct 3, 2000
- Canon Kabushiki Kaisha
- Hiroyuki Suzuki
- G02 - OPTICS
Information Patent Grant
Film forming method and apparatus therefor
- Patent number 5,858,450
- Issue date Jan 12, 1999
- Canon Kabushiki Kaisha
- Hidehiko Fujimura
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Neutral density (ND) filter
- Patent number 5,715,103
- Issue date Feb 3, 1998
- Canon Kabushiki Kaisha
- Sayoko Amano
- G02 - OPTICS
Information Patent Grant
Optical filter having alternately laminated thin layers provided on...
- Patent number 5,648,653
- Issue date Jul 15, 1997
- Canon Kabushiki Kaisha
- Junichi Sakamoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cluster beam deposition method for manufacturing thin film
- Patent number 5,582,879
- Issue date Dec 10, 1996
- Canon Kabushiki Kaisha
- Hidehiko Fujimura
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Evaporating material for producing optical thin film
- Patent number 5,578,536
- Issue date Nov 26, 1996
- Canon Kabushiki Kaisha
- Makoto Kameyama
- G02 - OPTICS
Information Patent Grant
Magneto-optical recording medium with 9:1-1:9 aluminum or silicon o...
- Patent number 4,920,007
- Issue date Apr 24, 1990
- Canon Kabushiki Kaisha
- Mitsuharu Sawamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording medium
- Patent number 4,777,068
- Issue date Oct 11, 1988
- Canon Kabushiki Kaisha
- Hiroshi Omata
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 4,741,967
- Issue date May 3, 1988
- Canon Kabushiki Kaisha
- Satoshi Yoshihara
- G11 - INFORMATION STORAGE
Information Patent Grant
Ultraviolet reflecting mirror
- Patent number 4,714,308
- Issue date Dec 22, 1987
- Canon Kabushiki Kaisha
- Mitsuharu Sawamura
- G02 - OPTICS
Information Patent Grant
Opto-magnetic recording medium
- Patent number 4,711,821
- Issue date Dec 8, 1987
- Canon Kabushiki Kaisha
- Kazuhiko Kikuchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical film and process for producing same
- Patent number 4,707,820
- Issue date Nov 17, 1987
- Canon Kabushiki Kaisha
- Mitsuharu Sawamura
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Opto-magnetic recording medium
- Patent number 4,695,510
- Issue date Sep 22, 1987
- Canon Kabushiki Kaisha
- Mitsuharu Sawamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording medium which includes a corrosion resistant film...
- Patent number 4,658,388
- Issue date Apr 14, 1987
- Canon Kabushiki Kaisha
- Takahiko Ishiwatari
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetooptical recording medium with laminated anti-reflection film
- Patent number 4,637,953
- Issue date Jan 20, 1987
- Canon Kabushiki Kaisha
- Mitsuharu Sawamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Opto-magnetic recording medium
- Patent number 4,579,777
- Issue date Apr 1, 1986
- Canon Kabushiki Kaisha
- Kazuoki Honguu
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording medium
- Patent number 4,578,322
- Issue date Mar 25, 1986
- Canon Kabushiki Kaisha
- Mitsuharu Sawamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and device for controlling the film thickness of evaporated...
- Patent number 4,531,838
- Issue date Jul 30, 1985
- Canon Kabushiki Kaisha
- Mitsuharu Sawamura
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Achromatized beam splitter of low polarization
- Patent number 4,415,233
- Issue date Nov 15, 1983
- Canon Kabushiki Kaisha
- Susumu Itoh
- G02 - OPTICS
Information Patent Grant
Far ultraviolet dielectric multilayer film
- Patent number 4,320,936
- Issue date Mar 23, 1982
- Canon Kabushiki Kaisha
- Mitsuharu Sawamura
- G02 - OPTICS
Information Patent Grant
Reflection preventive film having an aspherical layer
- Patent number 4,261,645
- Issue date Apr 14, 1981
- Canon Kabushiki Kaisha
- Mitsuharu Sawamura
- G02 - OPTICS
Information Patent Grant
Dichroic mirror with at least ten layers
- Patent number 4,247,167
- Issue date Jan 27, 1981
- Canon Kabushiki Kaisha
- Mitsuhiro Tokuhara
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Color combining optical system and image projection apparatus
- Publication number 20050275807
- Publication date Dec 15, 2005
- Atsushi Okuyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method of forming film by sputtering, optical member, and sputterin...
- Publication number 20050016834
- Publication date Jan 27, 2005
- Canon Kabushiki Kaisha
- Mitsuharu Sawamura
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Reflection mirror and optical equipment using the same
- Publication number 20040169944
- Publication date Sep 2, 2004
- Canon Kabushiki Kaisha
- Mitsuharu Sawamura
- G02 - OPTICS
Information Patent Application
Color combining optical system and image projection apparatus
- Publication number 20040156022
- Publication date Aug 12, 2004
- Atsushi Okuyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method of forming film by sputtering, optical member, and sputterin...
- Publication number 20020185369
- Publication date Dec 12, 2002
- Mitsuharu Sawamura
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Optical element and liquid crystal projector and camera using the same
- Publication number 20020135706
- Publication date Sep 26, 2002
- Mitsuharu Sawamura
- G02 - OPTICS
Information Patent Application
Display apparatus and process for production thereof
- Publication number 20020054254
- Publication date May 9, 2002
- Hiroyuki Suzuki
- G02 - OPTICS

Mitsuharu Sawamura

Person

Patents Grantslast 30 patents

Color combining optical system and image projection apparatus

Reflection mirror and optical equipment using the same

Polarization beam splitter and method of producing the same

Display apparatus and process for production thereof

LCD with masking member having multiple portions having different c...

Film forming method and apparatus therefor

Neutral density (ND) filter

Optical filter having alternately laminated thin layers provided on...

Cluster beam deposition method for manufacturing thin film

Evaporating material for producing optical thin film

Magneto-optical recording medium with 9:1-1:9 aluminum or silicon o...

Optical recording medium

Magnetic recording medium

Ultraviolet reflecting mirror

Opto-magnetic recording medium

Optical film and process for producing same

Opto-magnetic recording medium

Optical recording medium which includes a corrosion resistant film...

Magnetooptical recording medium with laminated anti-reflection film

Opto-magnetic recording medium

Recording medium

Method and device for controlling the film thickness of evaporated...

Achromatized beam splitter of low polarization

Far ultraviolet dielectric multilayer film

Reflection preventive film having an aspherical layer

Dichroic mirror with at least ten layers

Patents Applicationslast 30 patents

Color combining optical system and image projection apparatus

Method of forming film by sputtering, optical member, and sputterin...

Reflection mirror and optical equipment using the same

Color combining optical system and image projection apparatus

Method of forming film by sputtering, optical member, and sputterin...

Optical element and liquid crystal projector and camera using the same

Display apparatus and process for production thereof