Tsuyoshi Maruyama

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for adjusting output light color of vehicular headlamp unit
- Patent number 10,557,611
- Issue date Feb 11, 2020
- Stanley Electric Co., Ltd.
- Takashi Sugiyama
- F21 - LIGHTING
Information Patent Grant
Semiconductor light emitting device having quantum well layer sandw...
- Patent number 7,084,422
- Issue date Aug 1, 2006
- Stanley Electric Co., Ltd.
- Tsuyoshi Maruyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor light emitting device having quantum well layer sandw...
- Patent number 6,900,467
- Issue date May 31, 2005
- Stanley Electric Co., Ltd.
- Tsuyoshi Maruyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Edge emission type semiconductor device for emitting super luminesc...
- Patent number 6,593,602
- Issue date Jul 15, 2003
- Stanley Electric Co., Ltd.
- Ji Hao Liang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Light radiating device with large beam spot size and spatial optica...
- Patent number 6,520,670
- Issue date Feb 18, 2003
- Stanley Electric Co., Ltd.
- Ji Hao Liang
- F21 - LIGHTING
Information Patent Grant
Wet treatment adapted for mirror etching ZnSe
- Patent number 5,445,706
- Issue date Aug 29, 1995
- Stanley Electric Co., Ltd.
- Yasuo Okuno
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR ADJUSTING OUTPUT LIGHT COLOR OF VEHICULAR HEADLAMP UNIT
- Publication number 20190257493
- Publication date Aug 22, 2019
- Stanley Electric Co., Ltd
- Takashi Sugiyama
- F21 - LIGHTING
Information Patent Application
Semiconductor light emitting device having quantum well layer sandw...
- Publication number 20050145857
- Publication date Jul 7, 2005
- Stanley Electric Co., Ltd
- Tsuyoshi Maruyama
- B82 - NANO-TECHNOLOGY
Information Patent Application
Semiconductor light emitting device having quantum well layer sandw...
- Publication number 20040069996
- Publication date Apr 15, 2004
- Stanley Electric Co., Ltd
- Tsuyoshi Maruyama
- B82 - NANO-TECHNOLOGY
Information Patent Application
Edge emission type semiconductor device for emitting super luminesc...
- Publication number 20020024052
- Publication date Feb 28, 2002
- Stanley Electric Co., Ltd
- J. H. Liang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Light radiating device with large beam spot size and spatial optica...
- Publication number 20020024823
- Publication date Feb 28, 2002
- Stanley Electric Co., Ltd
- J. H. Liang
- H01 - BASIC ELECTRIC ELEMENTS