Inventor
Georg Ptaschek
Inventor
Rosbach, DE
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
Y10Tprimary
Y10TTechnical subjects covered by former us classification22%
B23KSoldering or unsoldering17%
C22CAlloys17%
C23CCoating metallic material11%
H01JElectric discharge tubes or discharge lamps11%
B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material6%
B22FWorking metallic powder6%
C03CChemical composition of glasses, glazes or vitreous enamels6%
H01HElectric switches6%
PatentTitleYear
9,324,555'Amalgam spheres for energy-saving lamps and their production'20168,497,622'Amalgam spheres for energy-saving lamps and the manufacture thereof'20138,227,066'Annular disc of bent sheet material'20127,758,917'Method of producing an arc-erosion resistant coating and corresponding shield for vacuum interrupter chambers'20107,297,178'Method and device for producing spherical metal particles'20075,352,542'Use of silver alloys as cadium-free brazing solder'19944,943,362'Sputtering target for producing optically transparent layers and method of manufacturing these targets'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990Patents assigned to DEMETRON (1)· patent assignee history
1990–2007Based in Rosbach, DE· patent location history
1994Patents assigned to DEGUSSA (1)· patent assignee history
2007–2016Patents assigned to UMICORE AG & CO KG (4)· patent assignee history
2010–2012Patents assigned to ABB TECHNOLOGY AG (2)· patent assignee history
2010–2012Based in Limeshain, DE· patent location history
2012–2013Patents assigned to PTASCHEK GEORG (2)· patent assignee history
2013–2016Based in Melbach, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| UMICORE AG & CO KG | 4 | 2007–2016 |
| ABB TECHNOLOGY AG | 2 | 2010–2012 |
| PTASCHEK GEORGself | 2 | 2012–2013 |
| DEGUSSA | 1 | 1994 |
| DEMETRON | 1 | 1990 |
Locations
| Location | Patents | Span |
|---|---|---|
| Rosbach, DE | 3 | 1990–2007 |
| Melbach, DE | 2 | 2013–2016 |
| Limeshain, DE | 2 | 2010–2012 |