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Inventor

Robert D. Gromko

Inventor
Phoenix, AZ, US

Overview

2→
Patents
2001–2002
Patent span
Performing operations
Primary field (CPC B)

Patents· 2 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B24Bprimary
B24BMachines, devices, or processes for grinding or polishing50%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1050%
PatentTitleYear
6,447,379'Carrier including a multi-volume diaphragm for polishing a semiconductor wafer and a method therefor'20026,280,291'Wafer sensor utilizing hydrodynamic pressure differential'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2002Patents assigned to SPEEDFAM IPEC CORP (2)· patent assignee history
2001–2002Based in Phoenix, AZ, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SPEEDFAM IPEC CORP22001–2002
Locations
LocationPatentsSpan
Phoenix, AZ, US22001–2002