Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6114340 | Fungicidal compositions | Hans-Jerg Kleiner, Martin Mach, Heinz Hagemeister, Herbert Buschhaus, Hans-Peter Jende +2 more | 2000-09-05 |
| 6013706 | Process for the preparation of hyrolysis-stable trivalent phosphorus compounds and their use as stabilizers for thermoplastics | Hans-Jerg Kleiner, Gerhard Pfahler | 2000-01-11 |
| 5972825 | Substituted diphenyldiphosphines and a process for their preparation | Hans-Jerg Kleiner, Helmut Bahrmann | 1999-10-26 |
| 5874642 | Bis ethers containing a 2,2'-biaryl radical and a process for their preparation | Hans-Jerg Kleiner, Helmut Bahrmann | 1999-02-23 |
| 5801287 | Substituted diphenyldiphosphines and a process for their preparation | Hans-Jerg Kleiner, Helmut Bahrmann | 1998-09-01 |
| 5801291 | Process for the preparation of aldehydes by means of a catalyst system comprising rhodium and substituted diphenyldiphospines | Helmut Bahrmann, Hans-Jerg Kleiner | 1998-09-01 |
| 5789623 | Process for the preparation of hydroxybiarylphosphines and novel compounds of this group of substances | Hans-Jerg Kleiner | 1998-08-04 |
| 5767317 | Process for preparing 2,2'-bis(diphenylphosphinylmethyl)-1,1'-binaphthyls and new compounds from this class of substances | Hans-Jerg Kleiner, Horst Roschert | 1998-06-16 |
| 5750728 | Process for the preparation of aromatic bromomethyl compounds | Adalbert Wagner, Heinz-Werner Kleemann, Hans-Jerg Kleiner | 1998-05-12 |
| 5741931 | Phosphepinium salts | Christoph Naumann | 1998-04-21 |
| 5739372 | Oxaphosphorins and a process for their preparation | Hans-Jerg Kleiner | 1998-04-14 |
| 5728886 | Compounds of the phosphine group, their preparation and their use | Christoph Naumann | 1998-03-17 |
| 5719309 | Process for preparing 4-bromomethyl-3-methoxy-benzoic esters | Hans-Jerg Kleiner | 1998-02-17 |
| 5696296 | Diphosphines and process for their preparation | Christoph Naumann | 1997-12-09 |
| 5684182 | Sulfonated diphosphines and a process for their preparation | Christoph Naumann, Ahmed M. Tafesh, Hans-Jerg Kleiner | 1997-11-04 |
| 5648547 | Bis-phosphepines and processses for their preparation | — | 1997-07-15 |
| 5624979 | Stabilized phosphorus-modified epoxy resins and their use | Hans-Jerg Kleiner | 1997-04-29 |
| 5600006 | Bis(diarylalkyl)phosphines | Hans-Jerg Kleiner | 1997-02-04 |
| 5510554 | Process for preparing 1,1'-binaphthyls | Hans-Jerg Kleiner | 1996-04-23 |
| 5502261 | Process for preparing 2,2'-bis(halomethyl)-1,1'-binaphthyl | Hans-Jerg Kleiner, Horst Ro/ schert | 1996-03-26 |
| 5498797 | Bis(phosphinozlkoxy)biaryl compounds and a process for their preparation | Hans-Jerg Kleiner | 1996-03-12 |
| 5298644 | Aryl phosphinites | Hans-Jerg Kleiner | 1994-03-29 |
| 5281640 | Diarylphosphinous acid aryl esters, a process for their preparation and their use for stabilizing plastics | Manfred Bohshar, Hans-Jerg Kleiner, Gerhard Pfahler | 1994-01-25 |