Hans-Werner Michalczak
Inventor
Stats
- 9 US patents issued
- 10 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 9 US Patents Issued
- 10 US Applications Filed
- 126 Total Citation Count
- Nov 5, 2007 Most Recent Filing
- May 28, 1991 Earliest Filing
Work History
Patent Owner | Applications Filed | Year |
---|---|---|
DEGUSSA AG | 1
2 | 1991
2004 |
EVONIK DEGUSSA GMBH | 1
1 5 2 | 1993
2004 2005 2007 |
Inventor Addresses
Address | Duration |
---|---|
Herne, DE | Feb 11, 92 - Aug 26, 14 |
Technology Profile
Technology | Matters | |
---|---|---|
C07C: | ACYCLIC OR CARBOCYCLIC COMPOUNDS | 10 |
C08L: | COMPOSITIONS OF MACROMOLECULAR COMPOUNDS | 1 |
Patents / Publication
Patents / Publication # | Year of Publication / Issued | Title | Citations |
---|---|---|---|
8816125 | 2014 | Process for the continuous preparation of (cyclo)aliphatic diisocyanates | 4 |
2010/0168,329 | 2010 | ALIPHATIC, CYCLOALIPHATIC OR (CYCLO)ALIPHATIC DIISOCYANATES THAT ARE STABLE IN STORAGE | 8 |
2010/0036,154 | 2010 | PROCESS FOR THE CONTINUOUS PREPARATION OF (CYCLO)ALIPHATIC DIISOCYANATES | 8 |
7557242 | 2009 | Multistage continuous preparation of cycloaliphatic disocyanates | 2 |
7420080 | 2008 | Multistage continuous preparation of cycloaliphatic diisocyanates | 1 |
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