Inventor
Heinrich Hassler
Inventor
Wendelstein, DE
Overview
14→
Patents
1976–1985
Patent span
General tagging of new technological developments
Primary field (CPC Y)
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Hprimary
H01HElectric switches27%
Y10TTechnical subjects covered by former us classification21%
B22FWorking metallic powder15%
C22CAlloys15%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%
B21CManufacture of metal sheets, wire, rods, tubes, profiles or like semi-manufactured products otherwise than by rolling3%
C03CChemical composition of glasses, glazes or vitreous enamels3%
C23CCoating metallic material3%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein3%
Y02PClimate change mitigation technologies in the production or processing of goods3%
PatentTitleYear
4,537,745'Method of producing copper-chromium fusion alloys as contact material for vacuum power switches'19854,532,174'Layer system for opto-electronic displays'19854,519,234'Device for manufacturing laminated semifinished material'19854,222,167'Method of manufacturing a contact bridge'19804,147,909'Sintered composite material as contact material for medium-voltage vacuum power circuit breakers'19794,067,379'Method for the manufacture of multilayered contacts for medium-voltage vacuum power circuit breakers'19784,032,301'Composite metal as a contact material for vacuum switches'19774,014,659'Impregnated compound metal as contact material for vacuum switches and method for its manufacture'19774,014,689'Method of fabricating a contact material for high-power vacuum circuit breakers'19774,014,688'Contact material for high-power vacuum circuit breakers'19773,993,481'Contact material for high-power vacuum circuit breakers'19763,985,512'Telluride containing impregnated electric contact material'19763,957,453'Sintered metal powder electric contact material'19763,948,652'Contact material for high-power vacuum circuit breakers'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1985Patents assigned to SIEMENS AG (14)· patent assignee history
1976–1985Based in Wendelstein, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SIEMENS AG | 14 | 1976–1985 |
Locations
| Location | Patents | Span |
|---|---|---|
| Wendelstein, DE | 14 | 1976–1985 |