Hiroyuki Fujitsuka

Person

Kitakatsushika-gun, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Electronic pen and cartridge for electronic pen
- Patent number 11,269,464
- Issue date Mar 8, 2022
- Wacom Co., Ltd.
- Kohei Tanaka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electronic pen and cartridge for electronic pen
- Patent number 11,010,002
- Issue date May 18, 2021
- Wacom Co., Ltd.
- Kohei Tanaka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Position pointer
- Patent number 10,589,562
- Issue date Mar 17, 2020
- Wacom Co., Ltd.
- Takenori Kaneda
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Position indicator
- Patent number 10,503,281
- Issue date Dec 10, 2019
- Wacom Co., Ltd.
- Hiroyuki Fujitsuka
- G01 - MEASURING TESTING
Information Patent Grant
Writing instrument and electronic pen body section
- Patent number 10,427,449
- Issue date Oct 1, 2019
- Wacom Co., Ltd.
- Takenori Kaneda
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Position indicator and position detecting device
- Patent number 9,939,931
- Issue date Apr 10, 2018
- Wacom Co., Ltd.
- Hiroyuki Fujitsuka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Position indicator
- Patent number 9,377,880
- Issue date Jun 28, 2016
- Wacom Co., Ltd.
- Yasuyuki Fukushima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Position indicator
- Patent number 9,377,881
- Issue date Jun 28, 2016
- Wacom Co., Ltd.
- Yasuyuki Fukushima
- G01 - MEASURING TESTING
Information Patent Grant
Electronic circuit and position indicator
- Patent number 9,261,977
- Issue date Feb 16, 2016
- Wacom Co., Ltd.
- Yasuyuki Fukushima
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Position indicator
- Patent number 9,151,586
- Issue date Oct 6, 2015
- Wacom Co., Ltd.
- Yasuyuki Fukushima
- G01 - MEASURING TESTING
Information Patent Grant
Position pointer, variable capacitor and inputting apparatus
- Patent number 8,913,041
- Issue date Dec 16, 2014
- Wacom Co., Ltd.
- Yasuyuki Fukushima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Pen type coordinate indicator
- Patent number 8,884,932
- Issue date Nov 11, 2014
- Wacom Co., Ltd.
- Yasuyuki Fukushima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Position pointing device and hand-held electronic appliance
- Patent number 8,723,842
- Issue date May 13, 2014
- Wacom Co., Ltd.
- Takenori Kaneda
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Position pointer, variable capacitor and inputting apparatus
- Patent number 8,711,130
- Issue date Apr 29, 2014
- Wacom Co., Ltd.
- Yasuyuki Fukushima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Position indicator
- Patent number 8,674,967
- Issue date Mar 18, 2014
- Wacom Co., Ltd.
- Yasuyuki Fukushima
- G01 - MEASURING TESTING
Information Patent Grant
Position indicator, variable capacitor and input device
- Patent number 8,587,565
- Issue date Nov 19, 2013
- Wacom Co., Ltd.
- Yasuyuki Fukushima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Variable capacitor, position indicator, and input device
- Patent number 8,525,531
- Issue date Sep 3, 2013
- Wacom Co., Ltd.
- Yasuyuki Fukushima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Variable capacitor and position indicator
- Patent number 8,525,530
- Issue date Sep 3, 2013
- Wacom Co., Ltd.
- Yasuyuki Fukushima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Position pointer, variable capacitor and inputting apparatus
- Patent number 8,525,816
- Issue date Sep 3, 2013
- Wacom Co., Ltd.
- Yasuyuki Fukushima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Position indicator and coordinate input device
- Patent number 8,304,671
- Issue date Nov 6, 2012
- Wacom Co., Ltd.
- Yasuyuki Fukushima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Position indicator, circuit component and input device
- Patent number 8,212,550
- Issue date Jul 3, 2012
- Wacom Co., Ltd.
- Yuji Katsurahira
- G01 - MEASURING TESTING
Information Patent Grant
Coordinate input device, position indicator and variable capacitor
- Patent number 8,184,109
- Issue date May 22, 2012
- Wacom Co., Ltd.
- Yasuyuki Fukushima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Position indicator, variable capacitor, position input device and c...
- Patent number 7,778,795
- Issue date Aug 17, 2010
- Wacom Co., Ltd.
- Yasuyuki Fukushima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Variable capacity condenser and pointer
- Patent number RE41521
- Issue date Aug 17, 2010
- Wacom Co., Ltd.
- Yasuyuki Fukushima
- 345 - Computer graphics processing and selective visual display systems
Information Patent Grant
Pen-shaped coordinate pointing device
- Patent number 6,937,231
- Issue date Aug 30, 2005
- Wacom Co., Ltd.
- Hiroyuki Fujitsuka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Variable capacity condenser and pointer
- Patent number 6,853,369
- Issue date Feb 8, 2005
- Wacom Co., Ltd.
- Yasuyuki Fukushima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Pen-shaped coordinate pointing device
- Patent number 6,801,192
- Issue date Oct 5, 2004
- Wacom Company Ltd.
- Hiroyuki Fujitsuka
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
ELECTRONIC PEN AND CARTRIDGE FOR ELECTRONIC PEN
- Publication number 20210232261
- Publication date Jul 29, 2021
- WACOM CO., LTD.
- Kohei TANAKA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ELECTRONIC PEN AND CARTRIDGE FOR ELECTRONIC PEN
- Publication number 20200201455
- Publication date Jun 25, 2020
- WACOM CO., LTD.
- Kohei TANAKA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
POSITION INDICATOR
- Publication number 20180101251
- Publication date Apr 12, 2018
- WACOM CO., LTD.
- Hiroyuki Fujitsuka
- G01 - MEASURING TESTING
Information Patent Application
WRITING INSTRUMENT AND ELECTRONIC PEN BODY SECTION
- Publication number 20170361639
- Publication date Dec 21, 2017
- WACOM CO., LTD.
- Takenori Kaneda
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Application
POSITION POINTER
- Publication number 20170341458
- Publication date Nov 30, 2017
- WACOM CO., LTD.
- Takenori KANEDA
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Application
POSITION INDICATOR AND POSITION DETECTING DEVICE
- Publication number 20160334894
- Publication date Nov 17, 2016
- WACOM CO., LTD.
- Hiroyuki Fujitsuka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
POSITION INDICATOR
- Publication number 20150370355
- Publication date Dec 24, 2015
- WACOM CO., LTD.
- Yasuyuki Fukushima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
POSITION INDICATOR
- Publication number 20140306940
- Publication date Oct 16, 2014
- WACOM CO., LTD.
- Yasuyuki Fukushima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ELECTRONIC CIRCUIT AND POSITION INDICATOR
- Publication number 20140043777
- Publication date Feb 13, 2014
- Yasuyuki Fukushima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
POSITION POINTER, VARIABLE CAPACITOR AND INPUTTING APPARATUS
- Publication number 20130314382
- Publication date Nov 28, 2013
- WACOM CO., LTD.
- Yasuyuki Fukushima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
POSITION INDICATOR
- Publication number 20130269446
- Publication date Oct 17, 2013
- WACOM CO., LTD.
- Yasuyuki Fukushima
- G01 - MEASURING TESTING
Information Patent Application
PEN TYPE COORDINATE INDICATOR
- Publication number 20130241897
- Publication date Sep 19, 2013
- WACOM CO., LTD.
- Yasuyuki Fukushima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
VARIABLE CAPACITOR, POSITION INDICATOR, AND INPUT DEVICE
- Publication number 20120074962
- Publication date Mar 29, 2012
- WACOM CO., LTD.
- Yasuyuki Fukushima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
VARIABLE CAPACITOR AND POSITION INDICATOR
- Publication number 20110241703
- Publication date Oct 6, 2011
- WACOM CO., LTD.
- Yasuyuki Fukushima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
POSITION POINTER, VARIABLE CAPACITOR AND INPUTTING APPARATUS
- Publication number 20110219892
- Publication date Sep 15, 2011
- WACOM CO., LTD.
- Yasuyuki Fukushima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
POSITION POINTER, VARIABLE CAPACITOR AND INPUTTING APPARATUS
- Publication number 20110192658
- Publication date Aug 11, 2011
- Wacom Co., Ltd.
- Yasuyuki Fukushima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
POSITION INDICATOR, CIRCUIT COMPONENT AND INPUT DEVICE
- Publication number 20100207607
- Publication date Aug 19, 2010
- WACOM CO., LTD.
- Yuji Katsurahira
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
POSITION INDICATOR, VARIABLE CAPACITOR AND INPUT DEVICE
- Publication number 20100117994
- Publication date May 13, 2010
- Wacom Co., Ltd.
- Yasuyuki Fukushima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
POSITION POINTING DEVICE AND HAND-HELD ELECTRONIC APPLIANCE
- Publication number 20100038152
- Publication date Feb 18, 2010
- WACOM CO. LTD
- Takenori Kaneda
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
COORDINATE INPUT DEVICE, POSITION INDICATOR AND VARIABLE CAPACITOR
- Publication number 20090114459
- Publication date May 7, 2009
- Wacom Co., Ltd.
- Yasuyuki Fukushima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
POSITION INDICATOR AND COORDINATE INPUT DEVICE
- Publication number 20090084614
- Publication date Apr 2, 2009
- Wacom Co., Ltd.
- Yasuyuki Fukushima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
POSITION INDICATOR, VARIABLE CAPACITOR, POSITION INPUT DEVICE AND C...
- Publication number 20090076770
- Publication date Mar 19, 2009
- Wacom Co., Ltd.
- Yasuyuki Fukushima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
POSITION INDICATOR
- Publication number 20080180092
- Publication date Jul 31, 2008
- Yasuyuki FUKUSHIMA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Coordinate indicator
- Publication number 20060060393
- Publication date Mar 23, 2006
- Yasuyuki Fukushima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Pen-shaped coordinate pointing device
- Publication number 20030122795
- Publication date Jul 3, 2003
- Hiroyuki Fujitsuka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Pen-shaped coordinate pointing device
- Publication number 20020070927
- Publication date Jun 13, 2002
- Hiroyuki Fujitsuka
- G01 - MEASURING TESTING
Information Patent Application
Variable capacity condenser and pointer
- Publication number 20010038384
- Publication date Nov 8, 2001
- Wacom Co., Ltd.
- Yasuyuki Fukushima
- G06 - COMPUTING CALCULATING COUNTING

Hiroyuki Fujitsuka

Person

Patents Grantslast 30 patents

Electronic pen and cartridge for electronic pen

Electronic pen and cartridge for electronic pen

Position pointer

Position indicator

Writing instrument and electronic pen body section

Position indicator and position detecting device

Position indicator

Position indicator

Electronic circuit and position indicator

Position indicator

Position pointer, variable capacitor and inputting apparatus

Pen type coordinate indicator

Position pointing device and hand-held electronic appliance

Position pointer, variable capacitor and inputting apparatus

Position indicator

Position indicator, variable capacitor and input device

Variable capacitor, position indicator, and input device

Variable capacitor and position indicator

Position pointer, variable capacitor and inputting apparatus

Position indicator and coordinate input device

Position indicator, circuit component and input device

Coordinate input device, position indicator and variable capacitor

Position indicator, variable capacitor, position input device and c...

Variable capacity condenser and pointer

Pen-shaped coordinate pointing device

Variable capacity condenser and pointer

Pen-shaped coordinate pointing device

Patents Applicationslast 30 patents

ELECTRONIC PEN AND CARTRIDGE FOR ELECTRONIC PEN

ELECTRONIC PEN AND CARTRIDGE FOR ELECTRONIC PEN

POSITION INDICATOR

WRITING INSTRUMENT AND ELECTRONIC PEN BODY SECTION

POSITION POINTER

POSITION INDICATOR AND POSITION DETECTING DEVICE

POSITION INDICATOR

POSITION INDICATOR

ELECTRONIC CIRCUIT AND POSITION INDICATOR

POSITION POINTER, VARIABLE CAPACITOR AND INPUTTING APPARATUS

POSITION INDICATOR

PEN TYPE COORDINATE INDICATOR

VARIABLE CAPACITOR, POSITION INDICATOR, AND INPUT DEVICE

VARIABLE CAPACITOR AND POSITION INDICATOR

POSITION POINTER, VARIABLE CAPACITOR AND INPUTTING APPARATUS

POSITION POINTER, VARIABLE CAPACITOR AND INPUTTING APPARATUS

POSITION INDICATOR, CIRCUIT COMPONENT AND INPUT DEVICE

POSITION INDICATOR, VARIABLE CAPACITOR AND INPUT DEVICE

POSITION POINTING DEVICE AND HAND-HELD ELECTRONIC APPLIANCE

COORDINATE INPUT DEVICE, POSITION INDICATOR AND VARIABLE CAPACITOR

POSITION INDICATOR AND COORDINATE INPUT DEVICE

POSITION INDICATOR, VARIABLE CAPACITOR, POSITION INPUT DEVICE AND C...

POSITION INDICATOR

Coordinate indicator

Pen-shaped coordinate pointing device

Pen-shaped coordinate pointing device

Variable capacity condenser and pointer