Akihisa IIKURA

Person

Miyagi-ken, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Capacitance detection device and input device
- Patent number 12,130,986
- Issue date Oct 29, 2024
- Alps Alpine Co., Ltd.
- Akihisa Iikura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Capacitance detection device and input device
- Patent number 11,983,362
- Issue date May 14, 2024
- Alps Alpine Co., Ltd.
- Akihisa Iikura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Signal processing circuit and sensor system
- Patent number 9,915,684
- Issue date Mar 13, 2018
- Alps Electric Co., Ltd.
- Akihisa Iikura
- G01 - MEASURING TESTING
Information Patent Grant
Protection circuit
- Patent number 9,001,481
- Issue date Apr 7, 2015
- Alps Electric Co., Ltd.
- Tomoyuki Sawataishi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
FM demodulator capable of providing demodulated data with high dete...
- Patent number 6,639,458
- Issue date Oct 28, 2003
- Alps Electric Co., Ltd.
- Takeo Suzuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
CAPACITANCE DETECTION DEVICE AND INPUT DEVICE
- Publication number 20230229261
- Publication date Jul 20, 2023
- ALPS ALPINE CO., LTD.
- Akihisa IIKURA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CAPACITANCE DETECTION DEVICE AND INPUT DEVICE
- Publication number 20230058404
- Publication date Feb 23, 2023
- ALPS ALPINE CO., LTD.
- Akihisa IIKURA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SIGNAL PROCESSING CIRCUIT AND SENSOR SYSTEM
- Publication number 20150241197
- Publication date Aug 27, 2015
- Alps Electric Co., Ltd.
- Akihisa IIKURA
- G01 - MEASURING TESTING
Information Patent Application
CONTROL METHOD OF FREQUENCY VARIABLE FILTER CIRCUIT AND RECEIVING A...
- Publication number 20100195000
- Publication date Aug 5, 2010
- Akihisa Iikura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Wideband amplifying circuit having large degree of freedom in bias...
- Publication number 20070182491
- Publication date Aug 9, 2007
- Alps Electric Co., Ltd.
- Akihisa Iikura
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Splitter circuit including transistors
- Publication number 20070182506
- Publication date Aug 9, 2007
- Alps Electric Co., Ltd.
- Akihisa Iikura
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
FM demodulator capable of providing demodulated data with high dete...
- Publication number 20020153945
- Publication date Oct 24, 2002
- Alps Electric Co., Ltd.
- Takeo Suzuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Akihisa IIKURA

Person

Patents Grantslast 30 patents

Capacitance detection device and input device

Capacitance detection device and input device

Signal processing circuit and sensor system

Protection circuit

FM demodulator capable of providing demodulated data with high dete...

Patents Applicationslast 30 patents

CAPACITANCE DETECTION DEVICE AND INPUT DEVICE

CAPACITANCE DETECTION DEVICE AND INPUT DEVICE

SIGNAL PROCESSING CIRCUIT AND SENSOR SYSTEM

CONTROL METHOD OF FREQUENCY VARIABLE FILTER CIRCUIT AND RECEIVING A...

Wideband amplifying circuit having large degree of freedom in bias...

Splitter circuit including transistors

FM demodulator capable of providing demodulated data with high dete...