Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7700166 | Process for evaporating high-melting materials | Wolfgang Braun | 2010-04-20 |
| 5373186 | Bipolar transistor with monoatomic base layer between emitter and collector layers | Erdmann F. Schubert, Klaus Ploog | 1994-12-13 |
| 5329150 | Semiconductor photodetector devices with pairs of monoatomic layers separated by intrinsic layers | Erdmann F. Schubert, Klaus Ploog | 1994-07-12 |
| 5216260 | Optically bistable semiconductor device with pairs of monoatomic layers separated by intrinsic layers | Erdmann F. Schubert, Klaus Ploog | 1993-06-01 |
| 5060234 | Injection laser with at least one pair of monoatomic layers of doping atoms | Erdmann F. Schubert, Klaus Ploog | 1991-10-22 |
| 4882609 | Semiconductor devices with at least one monoatomic layer of doping atoms | Erdmann F. Schubert, Klaus Ploog, Yoshiji Horikoshi | 1989-11-21 |
| 4755857 | Heterostructure semiconductor device | Gerhard Abstreiter, Klaus Ploog | 1988-07-05 |
| 4732648 | Method of preparing semiconductor substrates | Hans Fronius, Klaus Ploog | 1988-03-22 |