Mitsuo Takahashi

Person

Osaka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Light-emitting device with a protection layer to prevent the inter-...
- Patent number 7,807,489
- Issue date Oct 5, 2010
- Sumitomo Electric Industries, Ltd.
- Mitsuo Takahashi
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Vertical cavity surface emitting laser diode having a high reflecti...
- Patent number 7,330,495
- Issue date Feb 12, 2008
- Sumitomo Electric Industries, Ltd.
- Mitsuo Takahashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor optical device and method of manufacturing the same
- Patent number 6,625,187
- Issue date Sep 23, 2003
- Sumitomo Electric Industries, Ltd.
- Nobuyuki Ikoma
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Sheet picking-up device
- Patent number 5,133,540
- Issue date Jul 28, 1992
- Kabushiki Kaisha Daisei Kikai
- Tomosaburo Suzuki
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Bagging apparatus, and bag opening device for article-bagging
- Patent number 5,056,300
- Issue date Oct 15, 1991
- Kabushiki Kaisha Daisei Kikai
- Tomosaburo Suzuki
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Method of manufacturing a distributed brass reflector type semicond...
- Patent number 5,045,499
- Issue date Sep 3, 1991
- Research Development Corporation of Japan
- Hideaki Nishizawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Distributed bragg reflector type semiconductor laser
- Patent number 4,914,670
- Issue date Apr 3, 1990
- Nishizawa; Hideaki
- Hideaki Nishizawa
- H01 - BASIC ELECTRIC ELEMENTS

Mitsuo Takahashi

Person

Patents Grantslast 30 patents

Light-emitting device with a protection layer to prevent the inter-...

Vertical cavity surface emitting laser diode having a high reflecti...

Semiconductor optical device and method of manufacturing the same

Sheet picking-up device

Bagging apparatus, and bag opening device for article-bagging

Method of manufacturing a distributed brass reflector type semicond...

Distributed bragg reflector type semiconductor laser