Inventor
Harry Rohr
Inventor
Frechen, DE
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Gprimary
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds18%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds12%
C08LCompositions of macromolecular compounds12%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry6%
B29BPreparation or pretreatment of the material to be shaped6%
B29CShaping or joining of plastics6%
B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts6%
B29LIndexing scheme associated with subclass b29c, relating to particular articles6%
C08JWorking-up6%
D04HMaking textile fabrics, e.g. from fibres or filamentary material6%
PatentTitleYear
4,923,660'Process for the production of mouldings and films from thermotropic polymers'19904,492,778'Method for making fluorescent light-collectors'19854,415,719'Thermoplastic, branched aromatic polyphosphonates, and a process for their production'19834,331,614'Aromatic polyphosphonates and a process for their production'19824,328,174'Aromatic polyester phosphonates'19824,113,796'Process for working up dispersions of elastic-thermoplastic or thermoplastic plastics'19784,009,227'ABS moulding compositions'19774,009,226'ABS moulding compositions'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–1985Patents assigned to BAYER AG (7)· patent assignee history
1977Based in Gross Grönau, DE· patent location history
1978Based in Cologne, DE· patent location history
1982–1985Based in Frechen, DE· patent location history
1990Patents assigned to DICKE HANS RUDOLF (1)· patent assignee history
1990Patents assigned to EL SAYED AZIZ (1)· patent assignee history
1990Patents assigned to ROEHR HARRY (1)· patent assignee history
1990Patents assigned to WILLENBERG BERND (1)· patent assignee history
1990Based in Leverkusen, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BAYER AG | 7 | 1977–1985 |
| DICKE HANS RUDOLF | 1 | 1990 |
| EL SAYED AZIZ | 1 | 1990 |
| ROEHR HARRY | 1 | 1990 |
| WILLENBERG BERND | 1 | 1990 |
Locations
| Location | Patents | Span |
|---|---|---|
| Frechen, DE | 4 | 1982–1985 |
| Gross Grönau, DE | 2 | 1977 |
| Leverkusen, DE | 1 | 1990 |
| Cologne, DE | 1 | 1978 |