Yong-Gu Kang

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Gojo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Seal member for use in semiconductor production apparatus
- Patent number D923159
- Issue date Jun 22, 2021
- VALQUA, LTD.
- Yong-Gu Kang
- D23 - Environmental heating and cooling
Information Patent Grant
Seal members for use in semiconductor production apparatus
- Patent number D923158
- Issue date Jun 22, 2021
- VALQUA, LTD.
- Yong-Gu Kang
- D23 - Environmental heating and cooling
Information Patent Grant
Seal member for use in semiconductor production apparatus
- Patent number D922545
- Issue date Jun 15, 2021
- VALQUA, LTD.
- Yong-Gu Kang
- D23 - Environmental heating and cooling
Information Patent Grant
Seal member for use in semiconductor production apparatus
- Patent number D897504
- Issue date Sep 29, 2020
- VALQUA, LTD.
- Yong-Gu Kang
- D23 - Environmental heating and cooling
Information Patent Grant
Seal member for use in semiconductor production apparatus
- Patent number D871561
- Issue date Dec 31, 2019
- Valqua, Ltd.
- Yong-Gu Kang
- D23 - Environmental heating and cooling