Inventor
Peter Steinau
Inventor
Mainz, DE
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B32Bprimary
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form14%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests14%
Y10TTechnical subjects covered by former us classification14%
A24DCigars7%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry7%
B29BPreparation or pretreatment of the material to be shaped7%
B42DBooks7%
C04BLime, magnesia7%
D01DMechanical methods or apparatus in the manufacture of artificial filaments, threads, fibres, bristles or ribbons7%
D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons7%
PatentTitleYear
5,695,695'Manufacture of polymer fibrids'19975,582,779'Process and apparatus using liquefied gas for making plastic particles'19964,950,362'Heat-insulating shaped fibrous articles and a process for producing them'19904,324,421'Identity card with incorporated fibrids'19824,182,350'Cigarette filter'19804,181,767'Plaster board panels'1980Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1980–1982Patents assigned to HOECHST AG (3)· patent assignee history
1980–1997Based in Mainz, DE· patent location history
1990Patents assigned to DIDIER WERKE AG (1)· patent assignee history
1996–1997Patents assigned to MESSER GRIESHEIM GMBH (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HOECHST AG | 3 | 1980–1982 |
| MESSER GRIESHEIM GMBH | 2 | 1996–1997 |
| DIDIER WERKE AG | 1 | 1990 |
Locations
| Location | Patents | Span |
|---|---|---|
| Mainz, DE | 6 | 1980–1997 |