Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6265617 | Process for the preparation of 3,5,5-trimethylcyclohexa-3-en-1-one (.beta.-isophorone) by isomerization of 3,5,5- trimethylcyclohexa-2-en-1-one (.alpha.-isophorone) | Steffen Krill, Stephan Kretz, Hans Joachim Hasselbach, Klaus Huthmacher, Rainer Hahn | 2001-07-24 |
| 6241232 | Apparatus and method for folding a textile fabric length | Siegfried Henze | 2001-06-05 |
| 6063968 | Method for the production of trimethylhydroquinone | Frank Hubner, Steffen Krill, Bernd Drapal, Klaus Huthmacher, Herbert Tanner | 2000-05-16 |
| 5283366 | Method of preparing 3-aminomethyl-3,5,5-trimethyl cyclohexyl amine | Klaus Huthmacher | 1994-02-01 |
| 5265134 | Gas-cooled nuclear reactor plant with a heat exchanger for removing afterheat | Josef Schoning, Bernd Jurgens | 1993-11-23 |
| 5166396 | Bis(3-cyano-3,5,5-trimethyl-cyclohexylidene)-azine, a method of its preparation and further processing to 3-(aminomethyl)-3,5,5-trimethylcyclohexyl amine | Klaus Hutchmacher | 1992-11-24 |
| 5166444 | Bis(3-cyano-3,5,5-trimethyl-cyclohexylidene)-azine, a method of its preparation and further processing to 3-(aminomethyl)-3,5,5-trimethylcyclohexyl amine | Klaus Hutchmacher | 1992-11-24 |
| 5091554 | Method of preparing 1,3,3-trimethyl-5-oxo-cyclohexane carbonitrile | Klaus Huthmacher | 1992-02-25 |
| 5032349 | Shutdown of a high temperature reactor | Siegfried Brandes, Claus Elter, Hubert Handel, Dietrich Leithner, Josef Schoening | 1991-07-16 |
| 5019322 | Gas cooled nuclear reactor with a pebble bed of spherical operating elements | Cornelia von Charzewski, Dietrich Leithner, Josef Schoening | 1991-05-28 |
| 4923670 | Roof reflector for a nuclear reactor | Claus Elter, Edgar Hornischer, Josef Schoening | 1990-05-08 |
| 4917855 | Apparatus for the shutdown of a high temperature nuclear reactor | Ralf Faber, Hubert Handel, Reinhard Mauersberger, Josef Schoening | 1990-04-17 |
| 4863674 | Having operating element charging and removal | Hubert Handel, Josef Schoening | 1989-09-05 |
| 4863672 | Absorber rod | Harald Dorweiler, Claus Elter, Franz Grossert, Guenter Rohark, Josef Schoening | 1989-09-05 |
| 4830818 | Ceramic installations | Claus Elter, Edgar Hornischer, Josef Schoening, Ulrich Weicht | 1989-05-16 |
| 4761260 | Nuclear power plant with a high temperature reactor located in a cylindrical prestressed concrete pressure vessel | Josef Schoening | 1988-08-02 |
| 4424531 | Inspection device with television camera for nuclear installations | Claus Elter, Hubert Handel, Hans Heiland, Josef Schoening | 1984-01-03 |
| 4349507 | Drive for an absorber rod of a nuclear reactor | Josef Schoening, Claus Elter | 1982-09-14 |
| 4219384 | Driving apparatus for an absorber rod | Heinz Cramer, Hubert Handel, Manfred Schefold, Josef Schoening | 1980-08-26 |