Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8662741 | Horological movement comprising a high oscillation frequency regulating device | Christophe Gigandet, Armin Behrend | 2014-03-04 |
| 8628234 | Horological movement comprising a high oscillation frequency regulating device | Christophe Gigandet, Armin Behrend | 2014-01-14 |
| 8342739 | Horological movement comprising a high oscillation frequency regulating device | Christophe Gigandet, Armin Behrend | 2013-01-01 |
| D663646 | Escapement anchor | Christophe Gigandet, Armin Behrend | 2012-07-17 |
| 8118480 | Driving and transmitting element for an escapement, roller table and escapement equipped with them, and timepiece including them | Christophe Gigandet, Armin Behrend | 2012-02-21 |
| 5474587 | Porous fluid-permeable moldings of silicon carbide and process of production | Freimut J. Koch | 1995-12-12 |
| 4722762 | Method of making shaped bodies of silicon carbide or of graphite or graphite-like material with a silicon carbide surface | Hartmut Luhleich, Ashok K. Gupta, Erno Gyarmati, Marian Kampel, Rudolf Munzer +1 more | 1988-02-02 |
| 4619805 | Method of producing porous carbon bodies of high permeability | Marian Kampel, Hartmut Luhleich | 1986-10-28 |
| 4604249 | Method of producing composite armor plate bodies | Hartmut Luhleich | 1986-08-05 |
| 4532091 | Method of producing permeable, porous molded bodies of silicon carbide | Marian Kampel, Hartmut Luhleich | 1985-07-30 |
| 4514346 | Method of making thermal-shock resistant molded articles on the basis of silicon carbide | Hartmut Luhleich | 1985-04-30 |
| 4512858 | Method of producing an electrode usable as a flow-through anode | Bernd D. Struck, Hartmut Luhleich, Ursula Paffen nee Siebert | 1985-04-23 |
| 4415632 | Silicon carbide body having pores filled with steel or steel alloys | Hartmut Luhleich | 1983-11-15 |
| 4347671 | Vacuum-drying method and apparatus | Willi Hannen, Hartmut Luhleich, Peter Pflaum | 1982-09-07 |
| 4314599 | Process for making a starting material for the manufacture of artificial graphite articles | Hartmut Luhleich | 1982-02-09 |
| 4299881 | Graphitic molded article with corrosion-resistant surface layer stable under stress | Hartmut Luhleich, Peter Pflaum, Aristides Nauomidis, Arno Schirbach, Hubertus Nickel | 1981-11-10 |
| 4293512 | Making temperature-stable protectively coated graphite molded body | Hartmut Luhleich, Peter Pflaum, Aristides Nauomidis, Arno Schirbach, Hubertus Nickel | 1981-10-06 |
| 4265843 | Method of producing shaped silicon-carbide bodies | Ashok K. Gupta, Erno Gyarmati, Marian Kampel, Hartmut Luhleich, Rudolf Munzer +1 more | 1981-05-05 |
| 4221689 | Method of producing resin solution and a suspension of particles therein for use as a starting material for the manufacture of a coated filler powder for making molds and the like | Hartmut Luhleich | 1980-09-09 |