Ichiro Yoshida

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Semiconductor laser diode
- Patent number 5,734,671
- Issue date Mar 31, 1998
- Sumitomo Electric Industries, Ltd.
- Tsukuru Katsuyama
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Multi-beam semiconductor laser with separated contacts characterize...
- Patent number 5,663,975
- Issue date Sep 2, 1997
- Sumitomo Electric Industries, Ltd.
- Ichiro Yoshida
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of sorting semiconductor lasers
- Patent number 5,617,957
- Issue date Apr 8, 1997
- Sumitomo Electric Industries, Ltd.
- Ichiro Yoshida
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor laser having an AlGaInP cladding layer
- Patent number 5,586,135
- Issue date Dec 17, 1996
- Sumitomo Electric Industries, Ltd.
- Ichiro Yoshida
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Optical amplifier
- Patent number 5,572,356
- Issue date Nov 5, 1996
- Sumitomo Electric Industries, Ltd.
- Ichiro Yoshida
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor laser and manufacturing method of the same
- Patent number 5,496,767
- Issue date Mar 5, 1996
- Sumitomo Electric Industries, Ltd.
- Ichiro Yoshida
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Semiconductor laser and method of manufacturing the same
- Patent number 5,479,427
- Issue date Dec 26, 1995
- Sumitomo Electric Industries, Ltd.
- Ichiro Yoshida
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Method of sorting semiconductor lasers
- Patent number 5,446,537
- Issue date Aug 29, 1995
- Sumitomo Electric Industries, Ltd.
- Ichiro Yoshida
- G01 - MEASURING TESTING
Information Patent Grant
Current block type semiconductor laser
- Patent number 5,446,753
- Issue date Aug 29, 1995
- Sumitomo Electric Industries, Ltd.
- Ichiro Yoshida
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Multi-beam semiconductor laser and method for producing the same
- Patent number 5,359,619
- Issue date Oct 25, 1994
- Sumitomo Electric Industries, Ltd.
- Ichiro Yoshida
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor laser having an optical waveguide layer including an...
- Patent number 5,276,698
- Issue date Jan 4, 1994
- Sumitomo Electric Ind., Ltd.
- Ichiro Yoshida
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Semiconductor laser
- Patent number 5,274,656
- Issue date Dec 28, 1993
- Sumitomo Electric Industries, Ltd.
- Ichiro Yoshida
- B82 - NANO-TECHNOLOGY

Ichiro Yoshida

Person

Patents Grantslast 30 patents

Semiconductor laser diode

Multi-beam semiconductor laser with separated contacts characterize...

Method of sorting semiconductor lasers

Semiconductor laser having an AlGaInP cladding layer

Optical amplifier

Semiconductor laser and manufacturing method of the same

Semiconductor laser and method of manufacturing the same

Method of sorting semiconductor lasers

Current block type semiconductor laser

Multi-beam semiconductor laser and method for producing the same

Semiconductor laser having an optical waveguide layer including an...

Semiconductor laser