Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6312085 | Ink jet printing head with elements made of organosilicic compounds | Jurgen Kappel, Michael Popall, Adelheid Martin, Birke Olsowski, Karl Buhler | 2001-11-06 |
| 6283578 | Hydrophobic coating for ink jet printing heads | Michael Popall, Birke Olsowski, Adelheid Martin, Karl Buhler | 2001-09-04 |
| 5734000 | Silicon based lacquer, its use as a substrate coating and substrates thus obtained | Michael Popall, Birke Olsowski, Monika Pilz | 1998-03-31 |
| 5668237 | Silicon and zirconium based lacquer, its use as a substrate coating and substrates thus obtained | Michael Popall, Birke Olsowski, Monika Pilz | 1997-09-16 |
| 5360834 | Process for photoinitiated control of inorganic network formation in the sol-gel process | Michael Popall, Helmut Schmidt | 1994-11-01 |