Inventor
Martin Grassl
Inventor
Erding, DE
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Rprimary
G01RMeasuring electric variables20%
H01PWaveguides20%
H01GCapacitors10%
H01HElectric switches10%
H01RElectrically-conductive connections10%
H10DInorganic electric semiconductor devices10%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1010%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1010%
PatentTitleYear
10,403,949Re-filters for PIM measurements and a test bench utilizing the same20199,923,315'Low passive intermodulation coaxial connector test interface'20189,905,896'Rotary switch for low passive intermodulation connection'20188,043,929'Semiconductor substrate and method for production thereof'20118,041,528'Arrangement for calibrating a vector network analyzer'2011D0348004'Bottle'1994Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1994Patents assigned to GRASSL MARTIN (1)· patent assignee history
1994Based in Miami, FL, US· patent location history
2011–2019Patents assigned to SPINNER GMBH ELEKTROTECH (4)· patent assignee history
2011Patents assigned to SILTRONIC AG (1)· patent assignee history
2011Based in Emmerling, DE· patent location history
2011Based in Bad Feilnbach, DE· patent location history
2018–2019Based in Erding, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SPINNER GMBH ELEKTROTECH | 4 | 2011–2019 |
| GRASSL MARTINself | 1 | 1994 |
| SILTRONIC AG | 1 | 2011 |
Locations
| Location | Patents | Span |
|---|---|---|
| Erding, DE | 3 | 2018–2019 |
| Emmerling, DE | 1 | 2011 |
| Bad Feilnbach, DE | 1 | 2011 |
| Miami, Florida, US | 1 | 1994 |