Yasuo Tanahashi

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Virtual image display device
- Patent number 9,810,908
- Issue date Nov 7, 2017
- Pioneer Corporation
- Yasuo Tanahashi
- G02 - OPTICS
Information Patent Grant
Optical pickup device and information recording/reproducing apparatus
- Patent number 7,835,237
- Issue date Nov 16, 2010
- Pioneer Corporation
- Yasuo Tanahashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup device and information recording/reproduction device
- Patent number 7,835,250
- Issue date Nov 16, 2010
- Pioneer Corporation
- Takuma Yanagisawa
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
MEASUREMENT DEVICE
- Publication number 20200191922
- Publication date Jun 18, 2020
- PIONEER CORPORATION
- Yasuo TANAHASHI
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
VIRTUAL IMAGE DISPLAY DEVICE
- Publication number 20140218804
- Publication date Aug 7, 2014
- PIONEER CORPORATION
- Yasuo Tanahashi
- G02 - OPTICS
Information Patent Application
OPTICAL PICKUP DEVICE AND INFORMATION RECORDING/REPRODUCING APPARATUS
- Publication number 20090103417
- Publication date Apr 23, 2009
- Pioneer Corporation
- Yasuo Tanahashi
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP DEVICE AND INFORMATION RECORDING/REPRODUCTION DEVICE
- Publication number 20090092029
- Publication date Apr 9, 2009
- Pioneer Corporation
- Takuma Yanagisawa
- G11 - INFORMATION STORAGE