Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11807748 | Internally plasticized polyvinyl chloride and a process for preparation thereof | Virendra Kumar Gupta, Saurabh Tiwari, Haribhau Shantaram Kumbhar | 2023-11-07 |
| 5030688 | Ionomeric polyvinyl butyral | Donald J. David, Arijit M. DasGupta | 1991-07-09 |
| 4999253 | Polyvinyl butyral sheet | Donald J. David, Arijit M. DasGupta | 1991-03-12 |
| 4999078 | Reducing blocking and increasing flow of plasticized polyvinyl butyral sheet | Donald J. David, Arijit M. DasGupta | 1991-03-12 |
| 4968743 | Process for preparing polyinyl butyral sheet | Donald J. David, Arijit M. DasGupta | 1990-11-06 |
| 4968744 | Polyvinyl butyral polyblend | Donald J. David, Arijit M. DasGupta | 1990-11-06 |
| 4968745 | Method of producing ionomeric polyvinyl butyral | Donald J. David, Arijit M. DasGupta | 1990-11-06 |