Inventor
Heinz Wullenweber
Inventor
Frankfurt am Main, DE
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C25Bprimary
C25BElectrolytic or electrophoretic processes for the production of compounds or non-metals42%
B22FWorking metallic powder21%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution16%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry11%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy11%
PatentTitleYear
6,533,995'Process for the laminar bonding of materials'20035,174,878'Electrolyzer'19925,114,326'Apparatus for manufacturing diaphragms'19925,013,418'Electrolyzer'19915,010,050'Process of producing composite material consisting of sheet metal plates, metal strips and foils having a skeleton surface structure and use of the composite materials'19914,961,901'Process and apparatus for manufacturing diaphragms'19904,584,065'Activated electrodes'19864,451,347'Filter-press type electrolyzer for water'19844,278,568'Process of manufacturing sheet metal elements or strip having a catalytic surface structure'1981Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1981–1992Patents assigned to METALLGESELLSCHAFT AG (8)· patent assignee history
1981–2003Based in Frankfurt am Main, DE· patent location history
1986Patents assigned to KERNFORSCHUNGSANLAGE JUELICH (1)· patent assignee history
1992Patents assigned to HIEDEMANN JEAN GMBH CO KG (1)· patent assignee history
1992Patents assigned to KOLBENSCHMIDT (1)· patent assignee history
2003Patents assigned to KS GLEITLAGER GMBH (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| METALLGESELLSCHAFT AG | 8 | 1981–1992 |
| HIEDEMANN JEAN GMBH CO KG | 1 | 1992 |
| KERNFORSCHUNGSANLAGE JUELICH | 1 | 1986 |
| KOLBENSCHMIDT | 1 | 1992 |
| KS GLEITLAGER GMBH | 1 | 2003 |
Locations
| Location | Patents | Span |
|---|---|---|
| Frankfurt am Main, DE | 9 | 1981–2003 |