Chien Yu

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Highland Mills, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Removal of post-rie polymer on A1/CU metal line
- Patent number 6,849,153
- Issue date Feb 1, 2005
- Siemens Aktiengesellschaft
- Ravikumar Ramachandran
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Removal of post-RIE polymer on Al/Cu metal line
- Patent number 5,980,770
- Issue date Nov 9, 1999
- Siemens Aktiengesellschaft
- Ravikumar Ramachandran
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
REMOVAL OF POST-RIE POLYMER ON A1/CU METAL LINE
- Publication number 20010006166
- Publication date Jul 5, 2001
- RAVIKUMAR RAMACHANDRAN
- H01 - BASIC ELECTRIC ELEMENTS