Dongsan Li

Follow

Person

Beijing, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Pattern sheet, semiconductor intermediate product, and hole etching...
- Patent number 12,106,970
- Issue date Oct 1, 2024
- BEIJING NAURA MICROELECTRONICS EQUIPMENT CO., LTD.
- Qiushi Xie
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Reaction chamber and plasma processing apparatus
- Patent number 10,854,482
- Issue date Dec 1, 2020
- BEIJING NAURA MICROELECTRONICS EQUIPMENT CO., LTD.
- Xingcun Li
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Substrate etching method and substrate processing device
- Patent number 9,187,319
- Issue date Nov 17, 2015
- Beijing NMC Co., Ltd.
- Gang Wei
- B81 - MICRO-STRUCTURAL TECHNOLOGY

Patents Applicationslast 30 patents

Information Patent Application
PATTERN SHEET, SEMICONDUCTOR INTERMEDIATE PRODUCT, AND HOLE ETCHING...
- Publication number 20240266182
- Publication date Aug 8, 2024
- Beijing NAURA Microelectronics Equipment Co., Ltd.
- Qiushi XIE
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
REACTION CHAMBER AND PLASMA PROCESSING APPARATUS
- Publication number 20170011938
- Publication date Jan 12, 2017
- Beijing NMC Co., Ltd.
- Xingcun LI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SUBSTRATE ETCHING METHOD AND SUBSTRATE PROCESSING DEVICE
- Publication number 20140363975
- Publication date Dec 11, 2014
- Beijing NMC Co., Ltd.
- Gang Wei
- B81 - MICRO-STRUCTURAL TECHNOLOGY