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Heinz Stuenzi
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Hombrechtiken, CH
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Patents Grants
last 30 patents
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Patent Grant
Chemiluminescence detection apparatus
Patent number
6,506,341
Issue date
Jan 14, 2003
International Business Machines Corporation
Leping Li
B24 - GRINDING POLISHING
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Patent Grant
Probe for slurry gas sampling
Patent number
6,021,679
Issue date
Feb 8, 2000
International Business Machines Corporation
Leping Li
G01 - MEASURING TESTING
Patents Applications
last 30 patents
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Patent Application
Interface device for sti/bpsg EPD and real time control
Publication number
20030206114
Publication date
Nov 6, 2003
Leping Li
G05 - CONTROLLING REGULATING