Tomokazu Tokunaga

Person

Sasayama-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Cemented optical element
- Patent number 8,331,045
- Issue date Dec 11, 2012
- Panasonic Corporation
- Tetsuya Suzuki
- G02 - OPTICS
Information Patent Grant
Optical component and method for producing the same
- Patent number 8,194,327
- Issue date Jun 5, 2012
- Panasonic Corporation
- Toru Nanba
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Optical element
- Patent number 8,179,605
- Issue date May 15, 2012
- Panasonic Corporation
- Toshiaki Takano
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Optical component and method for producing the same
- Patent number 8,174,770
- Issue date May 8, 2012
- Panasonic Corporation
- Toru Nanba
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Prism and optical device
- Patent number 7,978,426
- Issue date Jul 12, 2011
- Panasonic Corporation
- Tomokazu Tokunaga
- G02 - OPTICS
Information Patent Grant
Bonded optical element and manufacturing method thereof
- Patent number 7,885,018
- Issue date Feb 8, 2011
- Panasonic Corporation
- Tetsuya Suzuki
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Prism, imaging device and lighting device including the same, and p...
- Patent number 7,859,776
- Issue date Dec 28, 2010
- Panasonic Corporation
- Toshiaki Takano
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Bonded optical element
- Patent number 7,764,446
- Issue date Jul 27, 2010
- Panasonic Corporation
- Tetsuya Suzuki
- G11 - INFORMATION STORAGE
Information Patent Grant
Bonded optical element
- Patent number 7,746,574
- Issue date Jun 29, 2010
- Panasonic Corporation
- Tetsuya Suzuki
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Bonded optical element and manufacturing method thereof
- Patent number 7,746,573
- Issue date Jun 29, 2010
- Panasonic Corporation
- Tetsuya Suzuki
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Prism, imaging device and lighting device including the same, and p...
- Patent number 7,589,923
- Issue date Sep 15, 2009
- Panasonic Corporation
- Toshiaki Takano
- G02 - OPTICS
Information Patent Grant
Method and apparatus for manufacturing glass substrate for storage...
- Patent number 7,313,930
- Issue date Jan 1, 2008
- Fuji Electric Device Technology Co., Ltd.
- Kengo Kainuma
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Die and glass material for forming glass substrate, method for manu...
- Patent number 6,718,799
- Issue date Apr 13, 2004
- Matsushita Electric Industrial Co., Ltd.
- Kazuaki Takagi
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Glass substrate forming mold and production method for glass substrate
- Patent number 6,539,750
- Issue date Apr 1, 2003
- Matsushita Electric Industrial Co., Ltd.
- Kazuaki Takagi
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Linear actuator and optical equipment using the same
- Patent number 5,939,804
- Issue date Aug 17, 1999
- Matsushita Electric Industrial Co., Ltd.
- Suguru Nakao
- G02 - OPTICS
Information Patent Grant
Optical lens moving mechanism
- Patent number 4,583,827
- Issue date Apr 22, 1986
- Matsushita Electric Industrial Co., Ltd.
- Tomokazu Tokunaga
- G02 - OPTICS
Information Patent Grant
Tape cassette adapter
- Patent number 4,566,048
- Issue date Jan 21, 1986
- Matsushita Electric Industrial Co., Ltd.
- Tomokazu Tokunaga
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
DIFFRACTIVE OPTICAL ELEMENT AND IMAGING APPARATUS USING THE SAME
- Publication number 20130010362
- Publication date Jan 10, 2013
- PANASONIC CORPORATION
- Tomokazu TOKUNAGA
- G02 - OPTICS
Information Patent Application
DIFFRACTIVE OPTICAL ELEMENT AND IMAGING APPARATUS USING THE SAME
- Publication number 20120327514
- Publication date Dec 27, 2012
- PANASONIC CORPORATION
- Toshiaki TAKANO
- G02 - OPTICS
Information Patent Application
OPTICAL ELEMENT
- Publication number 20110222172
- Publication date Sep 15, 2011
- PANASONIC CORPORATION
- Toshiaki TAKANO
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
OPTICAL COMPONENT AND METHOD FOR PRODUCING THE SAME
- Publication number 20110019287
- Publication date Jan 27, 2011
- PANASONIC CORPORATION
- Toru NANBA
- G02 - OPTICS
Information Patent Application
OPTICAL COMPONENT AND METHOD FOR PRODUCING THE SAME
- Publication number 20110019286
- Publication date Jan 27, 2011
- PANASONIC CORPORATION
- Toru NANBA
- G02 - OPTICS
Information Patent Application
CEMENTED OPTICAL ELEMENT
- Publication number 20110013294
- Publication date Jan 20, 2011
- PANASONIC CORPORATION
- Tetsuya SUZUKI
- G02 - OPTICS
Information Patent Application
CEMENTED OPTICAL ELEMENT
- Publication number 20100321801
- Publication date Dec 23, 2010
- PANASONIC CORPORATION
- Tomokazu TOKUNAGA
- G02 - OPTICS
Information Patent Application
Prism and Optical Device
- Publication number 20090002857
- Publication date Jan 1, 2009
- Tomokazu Tokunaga
- G02 - OPTICS
Information Patent Application
BONDED OPTICAL ELEMENT
- Publication number 20080297919
- Publication date Dec 4, 2008
- Tetsuya SUZUKI
- G02 - OPTICS
Information Patent Application
BONDED OPTICAL ELEMENT
- Publication number 20080297920
- Publication date Dec 4, 2008
- Tetsuya SUZUKI
- G02 - OPTICS
Information Patent Application
BONDED OPTICAL ELEMENT AND MANUFACTURING METHOD THEREOF
- Publication number 20080285152
- Publication date Nov 20, 2008
- Tetsuya SUZUKI
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
BONDED OPTICAL ELEMENT AND MANUFACTURING METHOD THEREOF
- Publication number 20080285154
- Publication date Nov 20, 2008
- Tetsuya SUZUKI
- G02 - OPTICS
Information Patent Application
Prism, Imaging Device and Lighting Device Including the Same, and P...
- Publication number 20080218885
- Publication date Sep 11, 2008
- Matsushita Electric Industrial Co., Ltd.
- Toshiaki Takano
- G02 - OPTICS
Information Patent Application
Prism, Imaging Device And Lighting Device Including The Same, And P...
- Publication number 20080130147
- Publication date Jun 5, 2008
- Toshiaki Takano
- G02 - OPTICS
Information Patent Application
Method and apparatus for manufacturing glass substrate for storage...
- Publication number 20040134232
- Publication date Jul 15, 2004
- Fuji Electric Device Technology Co., LTD.
- Kengo Kainuma
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Die and glass material for forming glass substrate, method for manu...
- Publication number 20030121286
- Publication date Jul 3, 2003
- Matsushita Electric Industrial Co., Ltd.
- Kazuaki Takagi
- C03 - GLASS MINERAL OR SLAG WOOL

Tomokazu Tokunaga

Person

Patents Grantslast 30 patents

Cemented optical element

Optical component and method for producing the same

Optical element

Optical component and method for producing the same

Prism and optical device

Bonded optical element and manufacturing method thereof

Prism, imaging device and lighting device including the same, and p...

Bonded optical element

Bonded optical element

Bonded optical element and manufacturing method thereof

Prism, imaging device and lighting device including the same, and p...

Method and apparatus for manufacturing glass substrate for storage...

Die and glass material for forming glass substrate, method for manu...

Glass substrate forming mold and production method for glass substrate

Linear actuator and optical equipment using the same

Optical lens moving mechanism

Tape cassette adapter

Patents Applicationslast 30 patents

DIFFRACTIVE OPTICAL ELEMENT AND IMAGING APPARATUS USING THE SAME

DIFFRACTIVE OPTICAL ELEMENT AND IMAGING APPARATUS USING THE SAME

OPTICAL ELEMENT

OPTICAL COMPONENT AND METHOD FOR PRODUCING THE SAME

OPTICAL COMPONENT AND METHOD FOR PRODUCING THE SAME

CEMENTED OPTICAL ELEMENT

CEMENTED OPTICAL ELEMENT

Prism and Optical Device

BONDED OPTICAL ELEMENT

BONDED OPTICAL ELEMENT

BONDED OPTICAL ELEMENT AND MANUFACTURING METHOD THEREOF

BONDED OPTICAL ELEMENT AND MANUFACTURING METHOD THEREOF

Prism, Imaging Device and Lighting Device Including the Same, and P...

Prism, Imaging Device And Lighting Device Including The Same, And P...

Method and apparatus for manufacturing glass substrate for storage...

Die and glass material for forming glass substrate, method for manu...