Keiji Iimura

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Semiconductor lamp and light bulb type LED lamp
- Patent number 8,506,103
- Issue date Aug 13, 2013
- Keiji Iimura
- F21 - LIGHTING
Information Patent Grant
Light guide unit
- Patent number 7,532,800
- Issue date May 12, 2009
- Keiji Iimura
- G02 - OPTICS
Information Patent Grant
Surface illuminator using point light source
- Patent number 7,218,830
- Issue date May 15, 2007
- Keiji Iimura
- G02 - OPTICS
Information Patent Grant
Photocatalyst apparatus, method of manufacture thereof and photocat...
- Patent number 6,771,866
- Issue date Aug 3, 2004
- Keiji Iimura
- G02 - OPTICS
Information Patent Grant
Photocatalytic apparatus and method for activating photocatalytic m...
- Patent number 6,675,425
- Issue date Jan 13, 2004
- Keiji Iimura
- A46 - BRUSHWARE
Information Patent Grant
Photocatalytic optical fibers and apparatus using the optical fibers
- Patent number 6,501,893
- Issue date Dec 31, 2002
- Keiji Iimura
- G01 - MEASURING TESTING
Information Patent Grant
Light diffusing apparatus using light guide
- Patent number 6,361,180
- Issue date Mar 26, 2002
- Keiji Iimura
- G02 - OPTICS
Information Patent Grant
Cleaning apparatus using ultraviolet rays
- Patent number 6,239,442
- Issue date May 29, 2001
- Keiji Iimura
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Photocatalyst device and photocatalyst reactor
- Patent number 6,238,630
- Issue date May 29, 2001
- Keiji Iimura
- G02 - OPTICS
Information Patent Grant
Optical fiber with photocatalyst and method for activating the same
- Patent number 6,108,476
- Issue date Aug 22, 2000
- Keiji Iimura
- G02 - OPTICS
Information Patent Grant
Cleaning apparatus using photocatalyst
- Patent number 6,094,767
- Issue date Aug 1, 2000
- Keiji Iimura
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Flat light source with U-shaped configuration
- Patent number 6,039,452
- Issue date Mar 21, 2000
- Keiji Iimura
- G02 - OPTICS
Information Patent Grant
Flat light source and passive display utilizing bypass light guide
- Patent number 6,036,329
- Issue date Mar 14, 2000
- Keiji Iimura
- G02 - OPTICS
Information Patent Grant
Flat panel light source device and passive display device utilizing...
- Patent number 5,913,594
- Issue date Jun 22, 1999
- Keiji Iimura
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Semiconductor lamp and light bulb type LED lamp
- Publication number 20110286200
- Publication date Nov 24, 2011
- Keiji IIMURA
- F21 - LIGHTING
Information Patent Application
Refrigerator having photocatalyst
- Publication number 20080236183
- Publication date Oct 2, 2008
- Keiji Iimura
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Method for making discharge fluorescent apparatus including fluores...
- Publication number 20070264898
- Publication date Nov 15, 2007
- Keiji IImura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Light guide unit
- Publication number 20070147760
- Publication date Jun 28, 2007
- Keiji Iimura
- G02 - OPTICS
Information Patent Application
Stress luminescent device using stress luminescent material
- Publication number 20070080623
- Publication date Apr 12, 2007
- Keiji Iimura
- G04 - HOROLOGY
Information Patent Application
Discharge fluorescen apparatus including fluorescent fibers
- Publication number 20060113885
- Publication date Jun 1, 2006
- Keiji Iimura
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Surface illuminator using point light source
- Publication number 20050276566
- Publication date Dec 15, 2005
- Keiji Iimura
- G02 - OPTICS
Information Patent Application
Photocatalyst apparatus, method of manufacture thereof and photocat...
- Publication number 20030026585
- Publication date Feb 6, 2003
- Keiji Iimura
- G02 - OPTICS
Information Patent Application
Photocatalytic panel and method for activating same
- Publication number 20010007507
- Publication date Jul 12, 2001
- Keiji Iimura
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Keiji Iimura

Person

Patents Grantslast 30 patents

Semiconductor lamp and light bulb type LED lamp

Light guide unit

Surface illuminator using point light source

Photocatalyst apparatus, method of manufacture thereof and photocat...

Photocatalytic apparatus and method for activating photocatalytic m...

Photocatalytic optical fibers and apparatus using the optical fibers

Light diffusing apparatus using light guide

Cleaning apparatus using ultraviolet rays

Photocatalyst device and photocatalyst reactor

Optical fiber with photocatalyst and method for activating the same

Cleaning apparatus using photocatalyst

Flat light source with U-shaped configuration

Flat light source and passive display utilizing bypass light guide

Flat panel light source device and passive display device utilizing...

Patents Applicationslast 30 patents

Semiconductor lamp and light bulb type LED lamp

Refrigerator having photocatalyst

Method for making discharge fluorescent apparatus including fluores...

Light guide unit

Stress luminescent device using stress luminescent material

Discharge fluorescen apparatus including fluorescent fibers

Surface illuminator using point light source

Photocatalyst apparatus, method of manufacture thereof and photocat...

Photocatalytic panel and method for activating same