Hiroshi OKAMOTO

Person

Hamamatsu-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical sensor capable of being applied to a tilt sensor
- Patent number 10,249,784
- Issue date Apr 2, 2019
- Hamamatsu Photonics K.K.
- Koei Yamamoto
- G01 - MEASURING TESTING
Information Patent Grant
Optical element
- Patent number 10,234,610
- Issue date Mar 19, 2019
- Hamamatsu Photonics K.K.
- Takafumi Seko
- G02 - OPTICS
Information Patent Grant
Image sensor and manufacturing method of image sensor
- Patent number 7,466,001
- Issue date Dec 16, 2008
- Panasonic Corporation
- Hiroshi Sakoh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Image sensor and manufacturing method of image sensor
- Patent number 7,078,258
- Issue date Jul 18, 2006
- Matsushita Electric Industrial Co., Ltd.
- Hirsoshi Sakoh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Laser light source and an optical system for shaping light from a l...
- Patent number 6,943,957
- Issue date Sep 13, 2005
- Hamamatsu Photonics K.K.
- Xin Gao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Lead acid storage battery
- Patent number 6,475,665
- Issue date Nov 5, 2002
- Matsushita Electric Industrial Co., Ltd.
- Hiroshi Okamoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic tape tension control device
- Patent number 5,860,610
- Issue date Jan 19, 1999
- Matsushita Electric Industrial Co., Ltd.
- Masafumi Nishida
- G11 - INFORMATION STORAGE
Information Patent Grant
Tape speed control apparatus using rotation speed ratio of first an...
- Patent number 5,604,652
- Issue date Feb 18, 1997
- Matsushita Electric Industrial Co., Ltd.
- Masafumi Nishida
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic tape tension control device
- Patent number 5,540,398
- Issue date Jul 30, 1996
- Matsushita Electric Industrial Co., Ltd.
- Masafumi Nishida
- G11 - INFORMATION STORAGE
Information Patent Grant
Video signal digital recording/reproducing apparatus
- Patent number 5,481,412
- Issue date Jan 2, 1996
- Matsushita Electric Industrial Co., Ltd.
- Tatsushi Bannai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of manufacturing lithium secondary battery
- Patent number 5,478,364
- Issue date Dec 26, 1995
- Sharp Kabushiki Kaisha
- Takehito Mitate
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Apparatus for recording each editing unit of video and audio signal...
- Patent number 5,457,579
- Issue date Oct 10, 1995
- Matsushita Electric Industrial Co., Ltd.
- Tatsushi Bannai
- G11 - INFORMATION STORAGE
Information Patent Grant
Lithium secondary battery
- Patent number 5,432,029
- Issue date Jul 11, 1995
- Sharp Kabushiki Kaisha
- Takehito Mitate
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of making battery plates for lead acid storage batteries
- Patent number 5,401,278
- Issue date Mar 28, 1995
- Matsushita Electric Industrial Co., Ltd.
- Hiroshi Yasuda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Video signal digital recording/reproducing apparatus
- Patent number 5,383,063
- Issue date Jan 17, 1995
- Matsushita Electric Industrial Co., Ltd.
- Tatsushi Bannai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Magnetic recording and reproducing apparatus having multiple magnet...
- Patent number 5,321,557
- Issue date Jun 14, 1994
- Matsushita Electric Industrial Co., Ltd.
- Masafumi Shimotashiro
- G11 - INFORMATION STORAGE
Information Patent Grant
Tracking error detection system having at least two magnetic heads...
- Patent number 5,313,346
- Issue date May 17, 1994
- Matsushita Electric Industrial Co., Ltd.
- Masafumi Shimotashiro
- G11 - INFORMATION STORAGE
Information Patent Grant
Tape tension apparatus
- Patent number 5,032,936
- Issue date Jul 16, 1991
- Matsusita Electric Industrial Co. Ltd.
- Souichirou Fujioka
- G11 - INFORMATION STORAGE
Information Patent Grant
Helical scan tracking system
- Patent number 4,945,426
- Issue date Jul 31, 1990
- Matsushita Electric Industrial Co., Ltd.
- Hiroshi Okamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Device for detecting rotation speed having feedback circuitry and i...
- Patent number 4,891,588
- Issue date Jan 2, 1990
- Matsushita Electric Industrial Co., Ltd.
- Souichiro Fujioka
- G01 - MEASURING TESTING
Information Patent Grant
Rotary head deflection apparatus
- Patent number 4,695,907
- Issue date Sep 22, 1987
- Matsushita Electric Industrial Co., Ltd.
- Toshio Inaji
- G11 - INFORMATION STORAGE
Information Patent Grant
Current control circuit for a plurality of loads
- Patent number 4,500,830
- Issue date Feb 19, 1985
- Matsushita Electric Industrial Co., Ltd.
- Makoto Gotou
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Brushless dc motor
- Patent number 4,405,885
- Issue date Sep 20, 1983
- Matsushita Electric Industrial Co., Ltd.
- Hiroshi Okamoto
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Device for driving magnetic tape
- Patent number 4,393,422
- Issue date Jul 12, 1983
- Matsushita Electric Industrial Co., Ltd.
- Nobuyoshi Yokobori
- G11 - INFORMATION STORAGE
Information Patent Grant
Video tape recorder
- Patent number 4,361,856
- Issue date Nov 30, 1982
- Matsushita Electric Industrial Co., Ltd.
- Hiroshi Okamoto
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL ELEMENT
- Publication number 20170160451
- Publication date Jun 8, 2017
- Hamamatsu Photonics K.K.
- Takafumi SEKO
- G02 - OPTICS
Information Patent Application
OPTICAL SENSOR
- Publication number 20170047470
- Publication date Feb 16, 2017
- Hamamatsu Photonics K.K.
- Koei YAMAMOTO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PULSE LASER APPARATUS
- Publication number 20100215063
- Publication date Aug 26, 2010
- HAMAMATSU PHOTONICS K. K.
- Xin GAO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Image sensor and manufacturing method of image sensor
- Publication number 20060172453
- Publication date Aug 3, 2006
- Hiroshi Sakoh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Laser light source and an optical system for shaping light from a l...
- Publication number 20040257661
- Publication date Dec 23, 2004
- Hamamatsu Photonics K.K.
- Xin Gao
- G02 - OPTICS
Information Patent Application
Image sensor and manufacturing method of image sensor
- Publication number 20040241898
- Publication date Dec 2, 2004
- Hiroshi Sakoh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Laser light source and an optical system for shaping light from a l...
- Publication number 20030174405
- Publication date Sep 18, 2003
- Hamamatsu Photonics K.K.
- Xin Gao
- G02 - OPTICS
Information Patent Application
Laser light source and an optical system for shaping light from a l...
- Publication number 20030151820
- Publication date Aug 14, 2003
- Xin Gao
- G02 - OPTICS

Hiroshi OKAMOTO

Person

Patents Grantslast 30 patents

Optical sensor capable of being applied to a tilt sensor

Optical element

Image sensor and manufacturing method of image sensor

Image sensor and manufacturing method of image sensor

Laser light source and an optical system for shaping light from a l...

Lead acid storage battery

Magnetic tape tension control device

Tape speed control apparatus using rotation speed ratio of first an...

Magnetic tape tension control device

Video signal digital recording/reproducing apparatus

Method of manufacturing lithium secondary battery

Apparatus for recording each editing unit of video and audio signal...

Lithium secondary battery

Method of making battery plates for lead acid storage batteries

Video signal digital recording/reproducing apparatus

Magnetic recording and reproducing apparatus having multiple magnet...

Tracking error detection system having at least two magnetic heads...

Tape tension apparatus

Helical scan tracking system

Device for detecting rotation speed having feedback circuitry and i...

Rotary head deflection apparatus

Current control circuit for a plurality of loads

Brushless dc motor

Device for driving magnetic tape

Video tape recorder

Patents Applicationslast 30 patents

OPTICAL ELEMENT

OPTICAL SENSOR

PULSE LASER APPARATUS

Image sensor and manufacturing method of image sensor

Laser light source and an optical system for shaping light from a l...

Image sensor and manufacturing method of image sensor

Laser light source and an optical system for shaping light from a l...

Laser light source and an optical system for shaping light from a l...