Hiroshi OIGAWA

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Nagano, JP

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Patents Grantslast 30 patents

Information Patent Grant
Heater temperature control circuit and sensor device using the same
- Patent number 11,510,286
- Issue date Nov 22, 2022
- Koa Corporation
- Toshitsugu Ueda
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Hydrogen sensor
- Patent number 10,690,606
- Issue date Jun 23, 2020
- Koa Corporation
- Toshitsugu Ueda
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
HEATER TEMPERATURE CONTROL CIRCUIT AND SENSOR DEVICE USING THE SAME
- Publication number 20200296800
- Publication date Sep 17, 2020
- KOA Corporation
- Toshitsugu UEDA
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
HYDROGEN SENSOR
- Publication number 20180252658
- Publication date Sep 6, 2018
- KOA Corporation
- Toshitsugu UEDA
- G01 - MEASURING TESTING