Toshihiro Hirai

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Nagano, JP

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Patents Grantslast 30 patents

Information Patent Grant
Variable focal length lens, and focal length adjusting device, and...
- Patent number 8,169,715
- Issue date May 1, 2012
- Seiko Precision Inc.
- Takeshi Kinoshita
- G02 - OPTICS
Information Patent Grant
Focusing device and imaging device
- Patent number 7,933,081
- Issue date Apr 26, 2011
- Seiko Precision Inc.
- Akira Yasuda
- G02 - OPTICS
Information Patent Grant
Method and equipment for making polychlorobiphenyl nontoxic
- Patent number 7,196,240
- Issue date Mar 27, 2007
- Ueda Textile Science Foundation
- Hirofusa Shirai
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
Actuator
- Patent number 7,109,643
- Issue date Sep 19, 2006
- Japan as represented by the Director General of Agency of Shinshu University
- Toshihiro Hirai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Polyurethane elastomer actuator
- Patent number 5,977,685
- Issue date Nov 2, 1999
- Nitta Corporation
- Yasushi Kurita
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL DEVICE, MICROLENS ARRAY, AND METHOD OF FABRICATING OPTICAL...
- Publication number 20210063786
- Publication date Mar 4, 2021
- NITTO DENKO CORPORATION
- Yasumi YAMADA
- G02 - OPTICS
Information Patent Application
OPTICAL DEVICE AND METHOD OF FABRICATING OPTICAL DEVICE
- Publication number 20210055544
- Publication date Feb 25, 2021
- NITTO DENKO CORPORATION
- Yasumi YAMADA
- G02 - OPTICS
Information Patent Application
FOCUSING DEVICE AND IMAGING DEVICE
- Publication number 20100103542
- Publication date Apr 29, 2010
- SEIKO PRECISION, INC.
- Akira Yasuda
- G02 - OPTICS
Information Patent Application
SENSOR
- Publication number 20100024533
- Publication date Feb 4, 2010
- Shinshu University
- Mutsumi Kimura
- G01 - MEASURING TESTING
Information Patent Application
Variable Focal Length Lens, And Focal Length Adjusting Device, And...
- Publication number 20090303613
- Publication date Dec 10, 2009
- SEIKO Precision, Inc.
- Takeshi Kinoshita
- G02 - OPTICS
Information Patent Application
Method and equipment for making polychlorobiphenyl nontoxic
- Publication number 20050107652
- Publication date May 19, 2005
- Hirofusa Shirai
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES