Hiroshi Takahara

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Sakai-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electroluminescent display-panel manufacturing method
- Patent number 12,016,229
- Issue date Jun 18, 2024
- Qualtec Co., Ltd.
- Hiroshi Takahara
Information Patent Grant
Semiconductor component test device and method of testing semicondu...
- Patent number 11,994,551
- Issue date May 28, 2024
- Qualtec Co., Ltd.
- Shigeo Sakata
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Power-Semiconductor-Device Test Apparatus Facilitating Test-Connect...
- Publication number 20240310426
- Publication date Sep 19, 2024
- Qualtec Co., Ltd.
- Shigeo Sakata
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Semiconductor Component Test Device and Method of Testing Semicondu...
- Publication number 20220334169
- Publication date Oct 20, 2022
- Qualtec Co., Ltd.
- Shigeo Sakata
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Electroluminescent Display-Panel Manufacturing Method
- Publication number 20220208872
- Publication date Jun 30, 2022
- Qualtec Co., Ltd.
- Hiroshi Takahara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
EL Display-Panel Manufacturing Method, EL Display-Panel Manufacturi...
- Publication number 20200111846
- Publication date Apr 9, 2020
- Qualtec Co., Ltd.
- Hiroshi Takahara
- H01 - BASIC ELECTRIC ELEMENTS