Inventor
Ralph Kerns
Inventor
San Carlos, CA, US
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Pprimary
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1033%
H10NElectric solid-state devices not otherwise provided for17%
C23FNon-mechanical removal of metallic material from surface8%
G11BInformation storage based on relative movement between record carrier and transducer8%
H01JElectric discharge tubes or discharge lamps8%
H02NElectric machines not otherwise provided for8%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h108%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%
PatentTitleYear
8,349,196'System and method for commercial fabrication of patterned media'20137,320,942'Method for removal of metallic residue after plasma etching of a metal layer'20086,893,893'Method of preventing short circuits in magnetic film stacks'20055,737,175'Bias-tracking D.C. power circuit for an electrostatic chuck'1998Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998–2013Based in San Carlos, CA, US· patent location history
2005–2008Patents assigned to APPLIED MATERIALS INC (2)· patent assignee history
2013Patents assigned to BARNES MICHAEL S (1)· patent assignee history
2013Patents assigned to BLUCK TERRY (1)· patent assignee history
2013Patents assigned to FAIRBAIRN KEVIN P (1)· patent assignee history
2013Patents assigned to INTEVAC INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| APPLIED MATERIALS INC | 2 | 2005–2008 |
| BARNES MICHAEL S | 1 | 2013 |
| BLUCK TERRY | 1 | 2013 |
| FAIRBAIRN KEVIN P | 1 | 2013 |
| INTEVAC INC | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| San Carlos, California, US | 4 | 1998–2013 |