Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12394578 | Determination of electrical making instants using load voltage for coupled loads | Mehulbhai Ghanshyambhai Sonagra, Urmil Parikh | 2025-08-19 |
| 11757282 | Method and device for controlling at least one circuit breaker of a power system | Soumya Kanta | 2023-09-12 |
| 11581724 | Controlled switching of a circuit breaker | Urmil Parikh | 2023-02-14 |
| 11437205 | Method and device for monitoring operation of a switching device for controlled switching applications | Soumya Kanta, Urmil Parikh | 2022-09-06 |
| 11245254 | Method for phase controlled energizing of power transformer | Urmil Parikh | 2022-02-08 |
| D935884 | Box packaging insert | — | 2021-11-16 |
| 8536373 | Method of production of 9-cis-retinoic acid | Stefan Essl, Monika Knopp, Erwin Kübel | 2013-09-17 |
| 8314238 | Process for the preparation of an enantiomeric trisubstituted 3,4-dihydro-isoquinoline derivative | Erhard Bappert, Andreas Hendrikus Maria De Vries, Doris Domin, Matthias Helms, Christoph Imboden +5 more | 2012-11-20 |
| 8247560 | Trisubstituted 3,4-dihydro-1H-isoquinolin compound, process for its preparation, and its use | Maria Andreas Hendrikus De Vries, Doris Domin, Matthias Helms, Christoph Imboden, Ralph Koberstein +5 more | 2012-08-21 |
| 7626286 | Method for mains-synchronous switching of circuit breakers, and an apparatus for carrying out this method | — | 2009-12-01 |
| 7450362 | Method and apparatus for disconnection of a fault current which has occurred in an AC power supply system | Lorenz Müller | 2008-11-11 |
| 7148319 | Alkylation of crosslinked polymers containing N or amino or ammonium groups | Erich Steinwender | 2006-12-12 |
| 7105631 | Preparation of alkylated N- or amino, ammonium or spirobicyclic ammonium group-containing, crosslinked polymers | Marion Wagner, Gerhard Schoppel, Georg Haeubl, Ernst Wressnegger, Walter Raml | 2006-09-12 |
| 7057010 | Process for the continuous drying of polymers containing N or amino, ammonium or spirobicyclic ammonium groups | Georg Häubl, Walter Raml, Erich Steinwender | 2006-06-06 |
| 6858743 | Method for the production of 2-coumarone and substituted 2-coumarones | Peter Hildebrand, Curt Zimmermann, Marianne Castelijns | 2005-02-22 |
| 6806350 | Washing process for the purification of polymers containing N or amino, ammonium or spirobicyclic ammonium groups | Regina Schitter, Gerhard Steinbauer, Gerald Summer, Peter Hildebrand | 2004-10-19 |
| 6739554 | Aircraft weapons bay acoustic resonance suppression system | — | 2004-05-25 |
| 6584774 | High frequency pulsed fuel injector | — | 2003-07-01 |
| 6571549 | Jet noise suppressor | — | 2003-06-03 |
| 6446904 | Aircraft weapons bay high frequency acoustic suppression apparatus | — | 2002-09-10 |
| 6296202 | Aircraft weapons bay acoustic suppression apparatus | — | 2001-10-02 |
| 6206326 | Method and apparatus for actively enhancing aircraft weapon separation | Rodney L. Clark | 2001-03-27 |
| 5911812 | Barbecue grille with fluid runoff control | Marian Bacinsky | 1999-06-15 |
| 5640723 | Portable shower stool with storage compartment | — | 1997-06-24 |
| 5623745 | Carpet cutting system | — | 1997-04-29 |