Naotaro Nakata

Person

Kyoto, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical pickup, manufacturing method thereof, and optical disk system
- Patent number 7,388,823
- Issue date Jun 17, 2008
- RHOM Co., Ltd
- Naotaro Nakata
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup and optical disk system
- Patent number 7,313,073
- Issue date Dec 25, 2007
- Rohm Co., Ltd.
- Naotaro Nakata
- G11 - INFORMATION STORAGE
Information Patent Grant
Mold type semiconductor laser
- Patent number 6,970,486
- Issue date Nov 29, 2005
- Rohm Co., Ltd.
- Naotaro Nakata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Laser sensor having a pinhole for particle measurement
- Patent number 6,677,573
- Issue date Jan 13, 2004
- Rohm Co., Ltd.
- Naotaro Nakata
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Semiconductor laser and optical system having a collimator lens
- Patent number 6,597,486
- Issue date Jul 22, 2003
- Rohm Co., Ltd.
- Naotaro Nakata
- G02 - OPTICS
Information Patent Grant
Laser beam receiving unit
- Patent number 6,548,803
- Issue date Apr 15, 2003
- Rohm Co., Ltd.
- Naotaro Nakata
- G01 - MEASURING TESTING
Information Patent Grant
Optical pickup and hologram device
- Patent number 6,335,809
- Issue date Jan 1, 2002
- Rohm Co., Ltd.
- Naotaro Nakata
- G02 - OPTICS
Information Patent Grant
Semiconductor laser and optical system having a collimator lens
- Patent number 6,320,689
- Issue date Nov 20, 2001
- Rohm Co., Ltd.
- Naotaro Nakata
- G02 - OPTICS
Information Patent Grant
Modified light-receiving element in an optical pickup for reading o...
- Patent number 6,212,149
- Issue date Apr 3, 2001
- Rohm Co., Ltd.
- Naotaro Nakata
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor laser light source unit
- Patent number 5,689,521
- Issue date Nov 18, 1997
- Rohm Co., Ltd.
- Naotaro Nakata
- G02 - OPTICS
Information Patent Grant
Optical branching and coupling device using an aspherical lens
- Patent number 5,671,305
- Issue date Sep 23, 1997
- Rohm Co., Ltd.
- Haruo Tanaka
- G02 - OPTICS
Information Patent Grant
Optical communication unit
- Patent number 5,661,581
- Issue date Aug 26, 1997
- Rohm Co., Ltd.
- Masato Mushiage
- G02 - OPTICS
Information Patent Grant
Transceiver module for optical communication
- Patent number 5,528,407
- Issue date Jun 18, 1996
- Rohm Co., Ltd.
- Naotaro Nakata
- G02 - OPTICS
Information Patent Grant
Semiconductor laser light source unit
- Patent number 5,499,262
- Issue date Mar 12, 1996
- Rohm Co., Ltd.
- Naotaro Nakata
- G02 - OPTICS
Information Patent Grant
Light source unit emitting a laser beam
- Patent number 5,477,438
- Issue date Dec 19, 1995
- Rohm Co., Ltd.
- Naotaro Nakata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical fiber receptacle and method of producing the same
- Patent number 5,463,707
- Issue date Oct 31, 1995
- Rohm Co., Ltd.
- Naotaro Nakata
- G02 - OPTICS
Information Patent Grant
Light source unit incorporating light emitting device and optical d...
- Patent number 5,412,509
- Issue date May 2, 1995
- Rohm Co., Ltd.
- Naotaro Nakata
- G02 - OPTICS
Information Patent Grant
Semiconductor laser source
- Patent number 5,349,604
- Issue date Sep 20, 1994
- Rohm Co., Ltd.
- Naotaro Nakata
- G02 - OPTICS
Information Patent Grant
Optical branching and coupling device
- Patent number 5,339,373
- Issue date Aug 16, 1994
- Rohm Co., Ltd.
- Haruo Tanaka
- G02 - OPTICS
Information Patent Grant
Laser diode system for reflecting and maintaining laser light withi...
- Patent number 5,245,620
- Issue date Sep 14, 1993
- Rohm Co., Ltd.
- Haruo Tanaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Laser diode unit welded to a mounting member by laser light
- Patent number 5,233,580
- Issue date Aug 3, 1993
- Rohm Co., Ltd.
- Haruo Tanaka
- G11 - INFORMATION STORAGE
Information Patent Grant
Laser diode system for cutting off the environment from the laser d...
- Patent number 5,226,052
- Issue date Jul 6, 1993
- Rohm, Ltd.
- Haruo Tanaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of mounting a laser diode unit
- Patent number 5,052,005
- Issue date Sep 24, 1991
- Rohm Co., Ltd.
- Haruo Tanaka
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Semiconductor laser and optical system having a collimator lens
- Publication number 20020008893
- Publication date Jan 24, 2002
- ROHM CO., LTD.
- Naotaro Nakata
- G02 - OPTICS
Information Patent Application
Mold type semiconductor laser
- Publication number 20020009112
- Publication date Jan 24, 2002
- ROHM CO., LTD.
- Naotaro Nakata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor laser with surge protection and optical pickup using...
- Publication number 20010024461
- Publication date Sep 27, 2001
- ROHM CO., LTD.
- Naotaro Nakata
- H01 - BASIC ELECTRIC ELEMENTS

Naotaro Nakata

Person

Patents Grantslast 30 patents

Optical pickup, manufacturing method thereof, and optical disk system

Optical pickup and optical disk system

Mold type semiconductor laser

Laser sensor having a pinhole for particle measurement

Semiconductor laser and optical system having a collimator lens

Laser beam receiving unit

Optical pickup and hologram device

Semiconductor laser and optical system having a collimator lens

Modified light-receiving element in an optical pickup for reading o...

Semiconductor laser light source unit

Optical branching and coupling device using an aspherical lens

Optical communication unit

Transceiver module for optical communication

Semiconductor laser light source unit

Light source unit emitting a laser beam

Optical fiber receptacle and method of producing the same

Light source unit incorporating light emitting device and optical d...

Semiconductor laser source

Optical branching and coupling device

Laser diode system for reflecting and maintaining laser light withi...

Laser diode unit welded to a mounting member by laser light

Laser diode system for cutting off the environment from the laser d...

Method of mounting a laser diode unit

Patents Applicationslast 30 patents

Semiconductor laser and optical system having a collimator lens

Mold type semiconductor laser

Semiconductor laser with surge protection and optical pickup using...