Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7029803 | Attenuating phase shift mask blank and photomask | Hans Becker, Ute Buttgereit, Oliver Goetzberger, Frank Schmidt, Frank Sobel +2 more | 2006-04-18 |
| 6746536 | Liquid coating device with rotating spray disks | — | 2004-06-08 |
| 6648972 | Device for powdering printed sheets with the aid of an electrostatic charge | Thomas Stober, Reiner Haas | 2003-11-18 |
| 6631901 | Sheet-feeding device | Carlheinz Weitmann | 2003-10-14 |
| 6352590 | Device for moistening web-shaped material | — | 2002-03-05 |
| 6016751 | Device and method for monitoring the amount of a fluid sprayed across the width of moving material webs for the moistening thereof | — | 2000-01-25 |
| 5070156 | Pulverulent polyamide mixture coating composition wherein the polyamide has as an average at least nine carbon atoms per carbonamide group | Rainer Feldmann | 1991-12-03 |
| 4661585 | Pulverulent polyamide coating compositions wherein the polyamide has as an average at least nine carbon atoms per carbonamide group | Rainer Feldmann | 1987-04-28 |