Kiyoshi Sasai

Person

Miyagi-ken, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Sensor device
- Patent number 11,372,036
- Issue date Jun 28, 2022
- Alps Alpine Co., Ltd.
- Kiyoshi Sasai
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Electrostatic capacitance sensor
- Patent number 11,269,450
- Issue date Mar 8, 2022
- Alps Alpine Co., Ltd.
- Kiyoshi Sasai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Capacitance detection device for detecting capacitance between obje...
- Patent number 10,817,114
- Issue date Oct 27, 2020
- Alps Alpine Co., Ltd.
- Kiyoshi Sasai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Sine-wave multiplier and input device including the same
- Patent number 10,511,290
- Issue date Dec 17, 2019
- Alps Alpine Co., Ltd.
- Akira Asao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Sine wave multiplication device and input device having the same
- Patent number 10,331,409
- Issue date Jun 25, 2019
- Alps Alpine Co., Ltd.
- Tatsumi Fujiyoshi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Amplifier circuit
- Patent number 9,685,914
- Issue date Jun 20, 2017
- Alps Electric Co., Ltd.
- Kiyoshi Sasai
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Signal processing circuit
- Patent number 9,461,635
- Issue date Oct 4, 2016
- Alps Electric Co., Ltd.
- Kiyoshi Sasai
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Thin film device
- Patent number 5,529,831
- Issue date Jun 25, 1996
- Alps Electric Co., Ltd.
- Satoshi Waga
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
CAPACITANCE DETECTION DEVICE, CAPACITANCE DETECTION METHOD, AND INP...
- Publication number 20230408565
- Publication date Dec 21, 2023
- ALPS ALPINE CO., LTD.
- Kiyoshi SASAI
- G01 - MEASURING TESTING
Information Patent Application
PROTECTION CIRCUIT AND SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE
- Publication number 20230361109
- Publication date Nov 9, 2023
- ALPS ALPINE CO., LTD.
- Akira ASAO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTROSTATIC CAPACITANCE SENSOR
- Publication number 20210294476
- Publication date Sep 23, 2021
- ALPS ALPINE CO., LTD.
- Kiyoshi SASAI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SENSOR DEVICE
- Publication number 20200348347
- Publication date Nov 5, 2020
- ALPS ALPINE CO., LTD.
- Kiyoshi SASAI
- G01 - MEASURING TESTING
Information Patent Application
CAPACITANCE DETECTION DEVICE AND INPUT DEVICE
- Publication number 20190294297
- Publication date Sep 26, 2019
- ALPS ALPINE CO., LTD.
- Kiyoshi SASAI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SINE-WAVE MULTIPLIER AND INPUT DEVICE INCLUDING THE SAME
- Publication number 20180234085
- Publication date Aug 16, 2018
- Alps Electric Co., Ltd.
- Akira ASAO
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SINE WAVE MULTIPLICATION DEVICE AND INPUT DEVICE HAVING THE SAME
- Publication number 20180012045
- Publication date Jan 11, 2018
- Alps Electric Co., Ltd.
- Tatsumi FUJIYOSHI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CONSTANT-CURRENT CIRCUIT AND SENSOR DEVICE HAVING THIS
- Publication number 20160195890
- Publication date Jul 7, 2016
- Alps Electric Co., Ltd.
- Akira Asao
- G01 - MEASURING TESTING
Information Patent Application
AMPLIFIER CIRCUIT
- Publication number 20160190998
- Publication date Jun 30, 2016
- Alps Electric Co., Ltd.
- Kiyoshi Sasai
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
SIGNAL PROCESSING CIRCUIT
- Publication number 20150222256
- Publication date Aug 6, 2015
- Alps Electric Co., Ltd.
- Kiyoshi SASAI
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Charge pump capable of responding to high frequency
- Publication number 20050099214
- Publication date May 12, 2005
- Alps Electric Co., Ltd.
- Kiyoshi Sasai
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
PLL circuit reduced phase noise of oscillating signal
- Publication number 20050088243
- Publication date Apr 28, 2005
- Alps Electric Co., Ltd.
- Kiyoshi Sasai
- H03 - BASIC ELECTRONIC CIRCUITRY

Kiyoshi Sasai

Person

Patents Grantslast 30 patents

Sensor device

Electrostatic capacitance sensor

Capacitance detection device for detecting capacitance between obje...

Sine-wave multiplier and input device including the same

Sine wave multiplication device and input device having the same

Amplifier circuit

Signal processing circuit

Thin film device

Patents Applicationslast 30 patents

CAPACITANCE DETECTION DEVICE, CAPACITANCE DETECTION METHOD, AND INP...

PROTECTION CIRCUIT AND SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE

ELECTROSTATIC CAPACITANCE SENSOR

SENSOR DEVICE

CAPACITANCE DETECTION DEVICE AND INPUT DEVICE

SINE-WAVE MULTIPLIER AND INPUT DEVICE INCLUDING THE SAME

SINE WAVE MULTIPLICATION DEVICE AND INPUT DEVICE HAVING THE SAME

CONSTANT-CURRENT CIRCUIT AND SENSOR DEVICE HAVING THIS

AMPLIFIER CIRCUIT

SIGNAL PROCESSING CIRCUIT

Charge pump capable of responding to high frequency

PLL circuit reduced phase noise of oscillating signal