Inventor
Hans Rinkes
Inventor
Koln, DE
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C01Gprimary
C01GCompounds containing metals not covered by subclasses c01d or c01f50%
C03BManufacture, shaping, or supplementary processes25%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium25%
PatentTitleYear
5,667,759'Method for manufacturing alkali chromates from chromium ore'19975,618,960'Fine particle silicon containing surface-bound halogen, a process for its production and its use'19975,505,918'Method for manufacturing alkali chromates from chromium ore'19964,246,432'Method and apparatus for melting frits for inorganic oxidic surface coatings by electric resistance heating'1981Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1981–1997Patents assigned to BAYER AG (4)· patent assignee history
1981–1997Based in Cologne, DE· patent location history
1996–1997Based in Koln, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BAYER AG | 4 | 1981–1997 |
Locations
| Location | Patents | Span |
|---|---|---|
| Koln, DE | 2 | 1996–1997 |
| Cologne, DE | 2 | 1981–1997 |