Inventor
Wolfgang Beer
Inventor
Krefeld, DE
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Lprimary
C08LCompositions of macromolecular compounds21%
C09DCoating compositions, e.g. paints, varnishes or lacquers17%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds14%
C08JWorking-up14%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients7%
B02CCrushing, pulverising, or disintegrating in general3%
C07CAcyclic or carbocyclic compounds3%
C07DHeterocyclic compounds3%
C08BPolysaccharides3%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds3%
PatentTitleYear
9,976,253Set for the mechanical processing, in particular grinding of suspended fibrous material20187,005,515'Process for preparing alkyl hydroxyalkyl cellulose ethers'20065,407,966'Recyclable thermoplastic foam with a high glass transition temperature II'19955,300,543'Recyclable thermoplastics foam of high glass temperature'19945,256,702'Method of foaming thermoplastic polycarbonate'19935,223,548'Method of foaming thermoplastic polycarbonate'19935,100,960'Thermoplastic molding compositions of a polysiloxane block copolycarbonate and a polycarbonate based on certain dihydroxydiphenylcycloalkanes'19924,439,591'Process for the production of blocked compounds optionally containing free hydroxyl groups and their use for the production of polyurethanes'19844,268,648'Resol resins prepared using butanol and tri-alkali metal phosphate'19814,186,116'Air-drying and oven-drying acrylate lacquer binders'19804,171,294'Stoving lacquers containing reactive diluents'19794,110,540'Process for the preparation of multinuclear phenols which are alkylated in the nucleus'19784,081,914'Freeze dryer'19784,031,047'Non-aqueous stoving lacquers containing .epsilon.-caprolactam as reactive diluent'19774,022,726'Stoving lacquer systems having a high solids content and comprising an .epsilon.-caprolactone'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–1995Patents assigned to BAYER AG (12)· patent assignee history
1977–1995Based in Krefeld, DE· patent location history
1978Patents assigned to BEER WOLFGANG (1)· patent assignee history
1978Patents assigned to HOECK HORST (1)· patent assignee history
1978Based in Aachen, DE· patent location history
2006Patents assigned to DOW GLOBAL TECHNOLOGIES INC (1)· patent assignee history
2006Based in Stade, DE· patent location history
2018Patents assigned to ANDRITZ FIEDLER GMBH (1)· patent assignee history
2018Based in Regensburg, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BAYER AG | 12 | 1977–1995 |
| ANDRITZ FIEDLER GMBH | 1 | 2018 |
| BEER WOLFGANGself | 1 | 1978 |
| DOW GLOBAL TECHNOLOGIES INC | 1 | 2006 |
| HOECK HORST | 1 | 1978 |
Locations
| Location | Patents | Span |
|---|---|---|
| Krefeld, DE | 12 | 1977–1995 |
| Regensburg, DE | 1 | 2018 |
| Stade, DE | 1 | 2006 |
| Aachen, DE | 1 | 1978 |