Yukiharu Tagawa

Person

Hyogo-ken, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Light source device having a discharge lamp with high radiance and...
- Patent number 7,015,651
- Issue date Mar 21, 2006
- Ushiodenki Kabushiki Kaisha
- Masashi Okamoto
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of manufacturing discharge lamps and a discharge lamp with a...
- Patent number 6,814,641
- Issue date Nov 9, 2004
- Ushiodenki Kabushiki Kaisha
- Yukiharu Tagawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Lamp seal using functionally gradient material
- Patent number 6,787,996
- Issue date Sep 7, 2004
- Ushiodenki Kabushiki Kaisha
- Katsuya Saito
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Lamp and lamp package made of functionally gradient material
- Patent number 6,597,114
- Issue date Jul 22, 2003
- Ushiodenki Kabushiki Kaisha
- Yukiharu Tagawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cermet for lamp and ceramic discharge lamp
- Patent number 6,495,959
- Issue date Dec 17, 2002
- Ushiodenki Kabushiki Kaisha
- Mituru Ikeuchi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
High-frequency excitation point light source lamp device
- Patent number 6,486,603
- Issue date Nov 26, 2002
- Ushiodenki Kabushiki Kaisha
- Mitsuru Ikeuchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cermet and ceramic discharge lamp
- Patent number 6,465,940
- Issue date Oct 15, 2002
- Ushiodenki Kabushiki Kaisha
- Mitsuru Ikeuchi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Electricity lead-in body for bulb and method for manufacturing the...
- Patent number 6,375,533
- Issue date Apr 23, 2002
- Ushiodenki Kabushiki Kaisha
- Tetuya Torikai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electricity introducing member for vessels
- Patent number 6,320,314
- Issue date Nov 20, 2001
- Ushiodenki Kabushiki Kaisha
- Tetuya Torikai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Ceramic lamp
- Patent number 6,313,582
- Issue date Nov 6, 2001
- Ushiodenki Kabushiki Kaisha
- Shouji Miyanaga
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Sealing body for a discharge lamp
- Patent number 6,175,188
- Issue date Jan 16, 2001
- Ushiodenki Kabushiki Kaisha
- Yukihiro Morimoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Plugging structure for vessels
- Patent number 6,107,740
- Issue date Aug 22, 2000
- Ushiodenki Kabushiki Kaisha
- Yukihiro Morimoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Low pressure discharge lamp having electrodes with a lithium-contai...
- Patent number 5,962,977
- Issue date Oct 5, 1999
- Ushiodenki Kabushiki Kaisha
- Keiichi Matsumoto
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Light source device
- Publication number 20030214253
- Publication date Nov 20, 2003
- Ushiodenki Kabushiki Kaisha
- Masashi Okamoto
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Yukiharu Tagawa

Person

Patents Grantslast 30 patents

Light source device having a discharge lamp with high radiance and...

Method of manufacturing discharge lamps and a discharge lamp with a...

Lamp seal using functionally gradient material

Lamp and lamp package made of functionally gradient material

Cermet for lamp and ceramic discharge lamp

High-frequency excitation point light source lamp device

Cermet and ceramic discharge lamp

Electricity lead-in body for bulb and method for manufacturing the...

Electricity introducing member for vessels

Ceramic lamp

Sealing body for a discharge lamp

Plugging structure for vessels

Low pressure discharge lamp having electrodes with a lithium-contai...

Patents Applicationslast 30 patents

Light source device