Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5856420 | Bis(isobutyraldimine) of 1,4-diaminobutane in HDI trimer and biuret-based coatings | Henry G. Barnowski, Edward A. Barsa, Peter J. Whitman, Augustin T. Chen, Willard F. Burt +2 more | 1999-01-05 |
| 5691440 | Catalyst and process for producing isocyanate trimers | Lawrence E. Katz, Edward A. Barsa, Paul V. Grosso | 1997-11-25 |
| 5169877 | Rigid polyurethane foams with low thermal conductivities | Debkumar Bhattacharjee | 1992-12-08 |
| 5008299 | Rigid polyurethane foams with low thermal conductivities | Debkumar Bhattacharjee | 1991-04-16 |
| 4565835 | Diisocyanate | Richard W. Oertel, III, Reinhard H. Richter | 1986-01-21 |
| 4522762 | Diisocyanate | Richard W. Oertel, III, Reinhard H. Richter | 1985-06-11 |
| 4339381 | 1,3-Alkylene-diazetidine-2,4-diones | Reinhard H. Richter, Henri Ulrich | 1982-07-13 |
| 4257996 | Process for preparing particle board and polyisocyanate-phosphorus compound release agent composition therefor | William J. Farrissey, Jr., Alexander McLaughlin, Reinhard H. Richter, Curtis P. Smith | 1981-03-24 |
| 4217436 | Polyurethane forming compositions | Reinhard H. Richter, Henri Ulrich | 1980-08-12 |
| 4190599 | Amide-containing diisocyanates and preparation thereof | Reinhard H. Richter, Henri Ulrich | 1980-02-26 |