Inventor
Robert Graf
Inventor
Altenstadt, DE
Overview
14→
Patents
1976–2016
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.
Y10Sprimary
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests21%
Y10TTechnical subjects covered by former us classification21%
C09KMaterials for miscellaneous applications, not provided for elsewhere14%
A62CFire-fighting4%
A62DChemical means for extinguishing fires or for combating or protecting against harmful chemical agents4%
B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material4%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients4%
C08LCompositions of macromolecular compounds4%
C09DCoating compositions, e.g. paints, varnishes or lacquers4%
E04HBuildings or like structures for particular purposes4%
PatentTitleYear
9,350,144'Removable contactor drawer'20166,967,223'Fiber-free shaped parts'20056,814,880'Water based liquid foam extinguishing formulation'20046,544,445'Fire-resistant opening seal'20036,010,763'Fireproofing material'20005,876,042'Pipe seal with a sheet-metal casing bendable around a pipe'19995,496,881'Composition for forming fireproof coatings and caulking and a method of use'19965,126,076'Low-flammability structural elements, particularly boards, and process for constructing them'19924,816,312'Fire prevention material'19894,770,025'Pulling clamp'1988D0284855'Telephone set'19864,212,015'Portable mast for radio link systems'19804,153,923'Ground monitoring system and method'19793,969,815'Process for forming a through connection between a pair of circuit patterns disposed on opposite surfaces of a substrate'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1980Patents assigned to BBC BROWN BOVERI & CIE (1)· patent assignee history
1989–1999Patents assigned to GRUENAU GMBH CHEM FAB (3)· patent assignee history
1989–2003Based in Altenstadt, DE· patent location history
1992Patents assigned to CHEM FAB GRUENAU (1)· patent assignee history
1996–1999Based in Altenstadt-Filzingen, DE· patent location history
2004–2005Patents assigned to COGNIS DEUTSCHLAND GMBH (2)· patent assignee history
2004Based in Antenstadt, DE· patent location history
2005Based in Osterberg, DE· patent location history
2016Patents assigned to AMERICAN MINE RES INC (1)· patent assignee history
2016Based in Rocky Gap, VA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GRUENAU GMBH CHEM FAB | 3 | 1989–1999 |
| COGNIS DEUTSCHLAND GMBH | 2 | 2004–2005 |
| AMERICAN MINE RES INC | 1 | 2016 |
| BBC BROWN BOVERI & CIE | 1 | 1980 |
| CHEM FAB GRUENAU | 1 | 1992 |
Locations
| Location | Patents | Span |
|---|---|---|
| Altenstadt, DE | 4 | 1989–2003 |
| Altenstadt-Filzingen, DE | 2 | 1996–1999 |
| Rocky Gap, Virginia, US | 1 | 2016 |
| Osterberg, DE | 1 | 2005 |
| Antenstadt, DE | 1 | 2004 |