Katsumi Asakawa

Person

Nagaokakyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Unauthorized use preventing system of projection-type projector
- Patent number 9,185,563
- Issue date Nov 10, 2015
- Mitsubishi Electric Corporation
- Katsumi Asakawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Projector having blue light alleviating part
- Patent number 9,046,752
- Issue date Jun 2, 2015
- Mitsubishi Electric Corporation
- Katsumi Asakawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Projector having blue light alleviating part
- Patent number 9,039,199
- Issue date May 26, 2015
- Mitsubishi Electric Corporation
- Katsumi Asakawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Projector, network system including projector, and method of contro...
- Patent number 7,150,534
- Issue date Dec 19, 2006
- Mitsubishi Denki Kabushiki Kaisha
- Kazuaki Matoba
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Projector, network system including projector, and method of contro...
- Patent number 7,118,232
- Issue date Oct 10, 2006
- Mitsubishi Denki Kabushiki Kaisha
- Kazuaki Matoba
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Projector, network system including projector, and method of contro...
- Patent number 7,059,722
- Issue date Jun 13, 2006
- Mitsubishi Denki Kabushiki Kaisha
- Kazuaki Matoba
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Color video camera for generating a luminance signal with unattenua...
- Patent number 6,788,342
- Issue date Sep 7, 2004
- Mitsubishi Denki Kabushiki Kaisha
- Hiroaki Sugiura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Projection display apparatus
- Patent number 6,634,757
- Issue date Oct 21, 2003
- Mitsubishi Denki Kabushiki Kaisha
- Katsumi Asakawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Color video camera for generating a luminance signal with unattenua...
- Patent number 6,108,038
- Issue date Aug 22, 2000
- Mitsubishi Denki Kabushiki Kaisha
- Hiroaki Sugiura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Projection-type liquid crystal display apparatus
- Patent number 6,072,459
- Issue date Jun 6, 2000
- Mitsubishi Denki Kabushiki Kaisha
- Katsumi Asakawa
- G02 - OPTICS
Information Patent Grant
Projection-type liquid crystal display device
- Patent number 6,072,458
- Issue date Jun 6, 2000
- Mitsubishi Denki Kabushiki Kaisha
- Katsumi Asakawa
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Color video camera for generating a Luminance signal with unattenua...
- Patent number 5,966,170
- Issue date Oct 12, 1999
- Mitsubishi Denki Kabushiki
- Hiroaki Sugiura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Color video camera
- Patent number 5,652,620
- Issue date Jul 29, 1997
- Mitsubishi Denki Kabushiki Kaisha
- Hiroaki Sugiura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Color video camera for generating a luminance signal with unattenua...
- Patent number 5,450,124
- Issue date Sep 12, 1995
- Mitsubishi Denki Kabushiki Kaisha
- Hiroaki Sugiura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
UNAUTHORIZED USE PREVENTING SYSTEM OF PROJECTION-TYPE PROJECTOR
- Publication number 20140201818
- Publication date Jul 17, 2014
- Mitsubishi Electric Corporation
- Katsumi ASAKAWA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PROJECTOR
- Publication number 20130286052
- Publication date Oct 31, 2013
- Katsumi ASAKAWA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PROJECTOR
- Publication number 20130265498
- Publication date Oct 10, 2013
- Katsumi ASAKAWA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Projector, network system including projector, and method of contro...
- Publication number 20060187425
- Publication date Aug 24, 2006
- Kazuaki Matoba
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PROJECTOR, NETWORK SYSTEM INCLUDING PROJECTOR, AND METHOD OF CONTRO...
- Publication number 20060187426
- Publication date Aug 24, 2006
- Kazuaki Matoba
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Projection display apparatus
- Publication number 20020118341
- Publication date Aug 29, 2002
- Katsumi Asakawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Projector, network system including projector, and method of contro...
- Publication number 20020113952
- Publication date Aug 22, 2002
- Kazuaki Matoba
- G06 - COMPUTING CALCULATING COUNTING

Katsumi Asakawa

Person

Patents Grantslast 30 patents

Unauthorized use preventing system of projection-type projector

Projector having blue light alleviating part

Projector having blue light alleviating part

Projector, network system including projector, and method of contro...

Projector, network system including projector, and method of contro...

Projector, network system including projector, and method of contro...

Color video camera for generating a luminance signal with unattenua...

Projection display apparatus

Color video camera for generating a luminance signal with unattenua...

Projection-type liquid crystal display apparatus

Projection-type liquid crystal display device

Color video camera for generating a Luminance signal with unattenua...

Color video camera

Color video camera for generating a luminance signal with unattenua...

Patents Applicationslast 30 patents

UNAUTHORIZED USE PREVENTING SYSTEM OF PROJECTION-TYPE PROJECTOR

PROJECTOR

PROJECTOR

Projector, network system including projector, and method of contro...

PROJECTOR, NETWORK SYSTEM INCLUDING PROJECTOR, AND METHOD OF CONTRO...

Projection display apparatus

Projector, network system including projector, and method of contro...