Inventor
Wernfried Heilen
Inventor
Alpen, DE
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Dprimary
B01DSeparation27%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds27%
C08LCompositions of macromolecular compounds9%
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments9%
C09DCoating compositions, e.g. paints, varnishes or lacquers9%
C11DDetergent compositions9%
D06PDyeing or printing textiles9%
PatentTitleYear
6,689,731'Phosphoric esters as emulsifiers and dispersants'20045,804,099'Polysiloxane-polyoxyethylene-polyoxypropylene triblock copolymers and defoaming compounds containing them'19984,906,403'Defoaming and deaerating composition and method'19904,886,551'Method for improving the scratch resistance and increasing the sliding ability of coated surfaces and improved coating materials'19894,692,267'Use of polymers of alkylvinyl ethers to prevent or eliminate foam on aqueous media'1987Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1987–2004Patents assigned to GOLDSCHMIDT AG TH (5)· patent assignee history
1987Based in Rheinberg, DE· patent location history
1989–2004Based in Alpen, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GOLDSCHMIDT AG TH | 5 | 1987–2004 |
Locations
| Location | Patents | Span |
|---|---|---|
| Alpen, DE | 4 | 1989–2004 |
| Rheinberg, DE | 1 | 1987 |