Toshio Koyama

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Electronic apparatus having the function of displaying the battery...
- Patent number 6,522,361
- Issue date Feb 18, 2003
- Sony Corporation
- Yoshinari Higuchi
- G01 - MEASURING TESTING
Information Patent Grant
Battery pack, battery charger and an electronic device using a batt...
- Patent number 6,485,861
- Issue date Nov 26, 2002
- Sony Corporation
- Toshio Takeshita
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Battery charge controlled as function of operating mode
- Patent number 6,225,783
- Issue date May 1, 2001
- Sony Corporation
- Naoki Nagano
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Battery pack
- Patent number 6,157,309
- Issue date Dec 5, 2000
- Sony Corporation
- Hidero Mitsui
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Battery charging device, method for charging battery pack and batte...
- Patent number 6,008,620
- Issue date Dec 28, 1999
- Sony Corporation
- Naoki Nagano
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Battery pack
- Patent number 5,999,102
- Issue date Dec 7, 1999
- Sony Corporation
- Hidero Mitsui
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
VTR with digitally-interfaced camera unit and viewfinder
- Patent number 5,912,704
- Issue date Jun 15, 1999
- Sony Corporation
- Toshio Koyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Battery charging device, method for charging battery pack by switch...
- Patent number 5,905,362
- Issue date May 18, 1999
- Sony Corporation
- Naoki Nagano
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Battery charging device method for charging battery pack and batter...
- Patent number 5,872,444
- Issue date Feb 16, 1999
- Sony Corporation
- Naoki Nagano
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Battery pack
- Patent number 5,805,069
- Issue date Sep 8, 1998
- Sony Corporation
- Hidero Mitsui
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Backlighting and color control arrangement for LCD type video camer...
- Patent number 5,748,237
- Issue date May 5, 1998
- Sony Corporation
- Toshiaki Ueda
- G02 - OPTICS
Information Patent Grant
Electronic viewfinder having means for turning off a display device
- Patent number 5,699,115
- Issue date Dec 16, 1997
- Sony Corporation
- Hiroshi Hiraki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Charging battery system for video camera
- Patent number 5,689,172
- Issue date Nov 18, 1997
- Sony Corporation
- Toshio Koyama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Ink jet recording apparatus operative to provide quality printing o...
- Patent number 5,606,350
- Issue date Feb 25, 1997
- Fuji Xerox Co., Ltd.
- Toshio Koyama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Color ink jet recording apparatus capable of high-quality printing...
- Patent number 5,596,355
- Issue date Jan 21, 1997
- Fuji Xerox Co., Ltd.
- Toshio Koyama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Ink jet recording device and head unit
- Patent number 5,428,378
- Issue date Jun 27, 1995
- Fuji Xerox Co., Ltd.
- Yuji Murata
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Recording method in inkjet recording apparatus
- Patent number 5,422,666
- Issue date Jun 6, 1995
- Fuji Xerox Co., Ltd.
- Toshio Koyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Serial printer capable of promptly detecting abnormality in head ca...
- Patent number 5,368,402
- Issue date Nov 29, 1994
- Fuji Xerox Co., Ltd.
- Toyohiro Takahashi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
BATTERY PACK, BATTERY CHARGER AND AN ELECTRONIC DEVICE USING A BATT...
- Publication number 20020012831
- Publication date Jan 31, 2002
- TOSHIO TAKESHITA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRONIC APPARATUS HAVING THE FUNCTION OF DISPLAYING THE BATTERY...
- Publication number 20010008424
- Publication date Jul 19, 2001
- YOSHINARI HIGUCHI
- G01 - MEASURING TESTING

Toshio Koyama

Person

Patents Grantslast 30 patents

Electronic apparatus having the function of displaying the battery...

Battery pack, battery charger and an electronic device using a batt...

Battery charge controlled as function of operating mode

Battery pack

Battery charging device, method for charging battery pack and batte...

Battery pack

VTR with digitally-interfaced camera unit and viewfinder

Battery charging device, method for charging battery pack by switch...

Battery charging device method for charging battery pack and batter...

Battery pack

Backlighting and color control arrangement for LCD type video camer...

Electronic viewfinder having means for turning off a display device

Charging battery system for video camera

Ink jet recording apparatus operative to provide quality printing o...

Color ink jet recording apparatus capable of high-quality printing...

Ink jet recording device and head unit

Recording method in inkjet recording apparatus

Serial printer capable of promptly detecting abnormality in head ca...

Patents Applicationslast 30 patents

BATTERY PACK, BATTERY CHARGER AND AN ELECTRONIC DEVICE USING A BATT...

ELECTRONIC APPARATUS HAVING THE FUNCTION OF DISPLAYING THE BATTERY...