Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7915325 | Antimicrobial food packaging | Jürgen Schiffmann | 2011-03-29 |
| 7560063 | Thermoforming installation for producing shaped bodies made of plastic film, and method for producing the same | Peter Asselborn | 2009-07-14 |
| 7332121 | Thermoforming apparatus for producing shaped bodies of plastic sheet, and a method for producing them | Peter Asselborn | 2008-02-19 |
| 4995085 | Hearing aid adaptable for telephone listening | Reinhard Kern, Gerhard Krauss | 1991-02-19 |
| 4879475 | Device and method for maintaining a voltage level in a control circuit | Joachim Ruge, Gregor Kathke | 1989-11-07 |
| 4825632 | Method and device for monitoring the piecers in an open-end spinning assembly | Hans Raasch, Joachim Ruge, Heinz-Dieter Goebbels, Manfred Lassmann, Norbert Schippers | 1989-05-02 |
| 4629833 | Electric hearing aid | Reinhard Kern, Gerhard Krauss | 1986-12-16 |
| 4538408 | Method and apparatus for controlling the thread joining process in an open end rotor spinning machine | Erwin Baltsch, Heinz-Dieter Gobbels, Hans Grecksch, Manfred Lassmann, Hans Raasch | 1985-09-03 |
| 4463527 | Grave marker for memorial | — | 1984-08-07 |