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Richard Ruggiero
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Danbury, CT, US
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last 30 patents
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Patent Grant
Rotary signal coupling for chemical mechanical polishing endpoint d...
Patent number
5,770,948
Issue date
Jun 23, 1998
International Business Machines Corporation
Leping Li
B24 - GRINDING POLISHING
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Patent Grant
Method and apparatus for printing with ink jet chambers utilizing a...
Patent number
4,901,093
Issue date
Feb 13, 1990
Dataproducts Corporation
Richard Ruggiero
G06 - COMPUTING CALCULATING COUNTING