Katsumi TANAKA

Person

Matsumoto-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Illumination system having first and second lens arrays including p...
- Patent number 9,454,069
- Issue date Sep 27, 2016
- Seiko Epson Corporation
- Katsumi Tanaka
- F21 - LIGHTING
Information Patent Grant
Illumination system including first and second lens arrays wherein...
- Patent number 9,104,094
- Issue date Aug 11, 2015
- Seiko Epson Coporation
- Katsumi Tanaka
- F21 - LIGHTING
Information Patent Grant
Projector having integrator with greater illuminance in offset dire...
- Patent number 9,039,190
- Issue date May 26, 2015
- Seiko Epson Corporation
- Katsumi Tanaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Projector
- Patent number 8,985,787
- Issue date Mar 24, 2015
- Seiko Epson Corporation
- Katsumi Tanaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Illuminator and projector
- Patent number 8,525,940
- Issue date Sep 3, 2013
- Seiko Epson Corporation
- Katsumi Tanaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Projector having light amount control based on projection system F-...
- Patent number 8,474,987
- Issue date Jul 2, 2013
- Seiko Epson Corporation
- Kazuhiro Nishida
- G02 - OPTICS
Information Patent Grant
Illumination apparatus and projector having the same
- Patent number 8,469,523
- Issue date Jun 25, 2013
- Seiko Epson Corporation
- Kenshi Sakai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Projector
- Patent number 8,398,244
- Issue date Mar 19, 2013
- Seiko Epson Corporation
- Toshihiro Shimizu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
ILLUMINATION SYSTEM, PROJECTION-TYPE DISPLAY APPARATUS, AND OPTICAL...
- Publication number 20150098063
- Publication date Apr 9, 2015
- SEIKO EPSON CORPORATION
- Katsumi Tanaka
- G02 - OPTICS
Information Patent Application
PROJECTOR
- Publication number 20130271735
- Publication date Oct 17, 2013
- SEIKO EPSON CORPORATION
- Katsumi TANAKA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ILLUMINATOR AND PROJECTOR
- Publication number 20120188468
- Publication date Jul 26, 2012
- SEIKO EPSON CORPORATION
- Katsumi TANAKA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PROJECTOR
- Publication number 20120182526
- Publication date Jul 19, 2012
- SEIKO EPSON CORPORATION
- Katsumi TANAKA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PROJECTOR
- Publication number 20100328631
- Publication date Dec 30, 2010
- SEIKO EPSON CORPORATION
- Kazuhiro NISHIDA
- G02 - OPTICS
Information Patent Application
ILLUMINATION APPARATUS AND PROJECTOR HAVING THE SAME
- Publication number 20100177287
- Publication date Jul 15, 2010
- SEIKO EPSON CORPORATION
- Kenshi SAKAI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROJECTOR
- Publication number 20100165299
- Publication date Jul 1, 2010
- SEIKO EPSON CORPORATION
- Toshihiro SHIMIZU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ILLUMINATION SYSTEM, PROJECTION-TYPE DISPLAY APPARATUS, AND OPTICAL...
- Publication number 20100007854
- Publication date Jan 14, 2010
- SEIKO EPSON CORPORATION
- Katsumi Tanaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Katsumi TANAKA

Person

Patents Grantslast 30 patents

Illumination system having first and second lens arrays including p...

Illumination system including first and second lens arrays wherein...

Projector having integrator with greater illuminance in offset dire...

Projector

Illuminator and projector

Projector having light amount control based on projection system F-...

Illumination apparatus and projector having the same

Projector

Patents Applicationslast 30 patents

ILLUMINATION SYSTEM, PROJECTION-TYPE DISPLAY APPARATUS, AND OPTICAL...

PROJECTOR

ILLUMINATOR AND PROJECTOR

PROJECTOR

PROJECTOR

ILLUMINATION APPARATUS AND PROJECTOR HAVING THE SAME

PROJECTOR

ILLUMINATION SYSTEM, PROJECTION-TYPE DISPLAY APPARATUS, AND OPTICAL...