Akira Kawakatsu

Person

Yokohama-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Photocatalyzer and lamp or lighting fixture having a photocatalyzer
- Patent number 6,242,862
- Issue date Jun 5, 2001
- Toshiba Lighting & Technology Corporation
- Akira Kawakatsu
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Incandescent lamp
- Patent number 5,719,468
- Issue date Feb 17, 1998
- Toshiba Lighting Technology Corporation
- Hiroyoshi Takanishi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Incandescent lamp having good color rendering properties at a high...
- Patent number 5,146,130
- Issue date Sep 8, 1992
- Toshiba Lighting & Technology Corporation
- Akira Kawakatsu
- G02 - OPTICS
Information Patent Grant
Light interference film and lamp
- Patent number 5,142,197
- Issue date Aug 25, 1992
- Toshiba Lighting & Technology Corporation
- Akira Kawakatsu
- G02 - OPTICS
Information Patent Grant
Optical interference film and lamp having the same
- Patent number 5,113,109
- Issue date May 12, 1992
- Toshiba Lighting & Technology Corporation
- Akira Kawakatsu
- G02 - OPTICS
Information Patent Grant
Scratch resistant optical interference film
- Patent number 5,000,528
- Issue date Mar 19, 1991
- Kabushiki Kaisha Toshiba
- Akira Kawakatsu
- G02 - OPTICS
Information Patent Grant
Pitted light diffusive coating, a method of forming the coating and...
- Patent number 4,998,038
- Issue date Mar 5, 1991
- Kabushiki Kaisha Toshiba
- Tsutomu Watanabe
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical interference film having high and low refractive index laye...
- Patent number 4,983,001
- Issue date Jan 8, 1991
- Kabushiki Kaisha Toshiba
- Akiko Hagiuda
- G02 - OPTICS
Information Patent Grant
Light diffusive coating, a method of forming the coating and a lamp...
- Patent number 4,869,927
- Issue date Sep 26, 1989
- Kabushiki Kaisha Toshiba
- Akira Kawakatsu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Reflection mirror for reflecting visible rays and for transmitting...
- Patent number 4,850,661
- Issue date Jul 25, 1989
- Kabushiki Kaisha Toshiba
- Akira Kawakatsu
- G02 - OPTICS
Information Patent Grant
Light diffusive coating and a lamp having the coating
- Patent number 4,721,877
- Issue date Jan 26, 1988
- Kabushiki Kaisha Toshiba
- Akira Kawakatsu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Lamp having interference film
- Patent number 4,701,663
- Issue date Oct 20, 1987
- Kabushiki Kaisha Toshiba
- Akira Kawakatsu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Incandescent lamp with bulb having IR reflecting film
- Patent number 4,652,789
- Issue date Mar 24, 1987
- Kabushiki Kaisha Toshiba
- Akira Kawakatsu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Incandescent lamp with film of alternately stacked layers
- Patent number 4,524,410
- Issue date Jun 18, 1985
- Tokyo Shibaura Denki Kabushiki Kaisha
- Akira Kawakatsu
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
HIGH-PRESSURE DISCHARGE LAMP AND LIGHTING EQUIPMENT
- Publication number 20090267480
- Publication date Oct 29, 2009
- Toshiba Lighting & Technology Corporation
- Akira Kawakatsu
- H01 - BASIC ELECTRIC ELEMENTS

Akira Kawakatsu

Person

Patents Grantslast 30 patents

Photocatalyzer and lamp or lighting fixture having a photocatalyzer

Incandescent lamp

Incandescent lamp having good color rendering properties at a high...

Light interference film and lamp

Optical interference film and lamp having the same

Scratch resistant optical interference film

Pitted light diffusive coating, a method of forming the coating and...

Optical interference film having high and low refractive index laye...

Light diffusive coating, a method of forming the coating and a lamp...

Reflection mirror for reflecting visible rays and for transmitting...

Light diffusive coating and a lamp having the coating

Lamp having interference film

Incandescent lamp with bulb having IR reflecting film

Incandescent lamp with film of alternately stacked layers

Patents Applicationslast 30 patents

HIGH-PRESSURE DISCHARGE LAMP AND LIGHTING EQUIPMENT