Osamu Sato

Person

Saitama-ken, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Light amount adjustment device and optical device
- Patent number 10,162,089
- Issue date Dec 25, 2018
- Canon Denshi Kabushiki Kaisha
- Osamu Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light amount adjustment apparatus and optical apparatus
- Patent number 8,654,429
- Issue date Feb 18, 2014
- Canon Denshi Kabushiki Kaisha
- Susumu Kato
- G02 - OPTICS
Information Patent Grant
Light quantity control device
- Patent number 6,064,432
- Issue date May 16, 2000
- Canon Denshi Kabushiki Kaisha
- Osamu Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light-quantity control device with spring control of light control...
- Patent number 5,749,015
- Issue date May 5, 1998
- Canon Denshi Kabushiki Kaisha
- Osamu Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light-quantity control device
- Patent number 5,705,873
- Issue date Jan 6, 1998
- Canon Denshi Kabushiki Kaisha
- Osamu Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light-quantity control device
- Patent number 5,646,769
- Issue date Jul 8, 1997
- Canon Denshi Kabushiki Kaisha
- Osamu Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light-quantity control device
- Patent number 5,646,770
- Issue date Jul 8, 1997
- Canon Denshi Kabushiki Kaisha
- Osamu Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Speed controller or an instrument having a speed controller includi...
- Patent number 5,590,236
- Issue date Dec 31, 1996
- Canon Denshi Kabushiki Kaisha
- Osamu Sato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Light-amount controlling apparatus
- Patent number 5,430,519
- Issue date Jul 4, 1995
- Canon Denshi Kabushiki Kaisha
- Koichi Shimada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
LIGHT AMOUNT ADJUSTMENT DEVICE AND OPTICAL DEVICE
- Publication number 20150331164
- Publication date Nov 19, 2015
- Canon Denshi Kabushiki Kaisha
- Osamu Sato
- G02 - OPTICS
Information Patent Application
LIGHT AMOUNT ADJUSTMENT APPARATUS AND OPTICAL APPARATUS
- Publication number 20120154888
- Publication date Jun 21, 2012
- Canon Denshi Kabushiki Kaisha
- Susumu KATO
- G02 - OPTICS

Person

Patents Grantslast 30 patents

Light amount adjustment device and optical device

Light amount adjustment apparatus and optical apparatus

Light quantity control device

Light-quantity control device with spring control of light control...

Light-quantity control device

Light-quantity control device

Light-quantity control device

Speed controller or an instrument having a speed controller includi...

Light-amount controlling apparatus

Patents Applicationslast 30 patents

LIGHT AMOUNT ADJUSTMENT DEVICE AND OPTICAL DEVICE

LIGHT AMOUNT ADJUSTMENT APPARATUS AND OPTICAL APPARATUS