Issued Patents All Time
Showing 25 most recent of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10782347 | Method for identifying a fault at a device output and system therefor | Michael Schoeneich | 2020-09-22 |
| 10677620 | System and method for sensor diagnostics during functional operation | Michael Schoeneich | 2020-06-09 |
| 10620229 | Magnetic field sensor systems and method of determining operability of same | — | 2020-04-14 |
| 10436839 | Method for identifying a fault at a device output and system therefor | — | 2019-10-08 |
| 10113886 | Method for monitoring a transmission link | Ralf Endres, Jochen Zachow, Andreas Kannengiesser, Jörg Kock | 2018-10-30 |
| 9891074 | Sensor system with a three half-bridge configuration | Thomas Preisner, Michael Schoeneich | 2018-02-13 |
| 8961175 | Dental vacuum | — | 2015-02-24 |
| 7076398 | Method for determining vacuum producer system parameters and performance specifications | James Meyer | 2006-07-11 |
| 6739735 | Lighting strip for direction and guidance systems | John Talamo, Thomas J. Meyer, Frank Lawdensky, Robert Rottinghaus | 2004-05-25 |
| 6409803 | Amalgam separation | James Daniel Tremel, Chenoa J. Jensen, Garland P. Krabbenhoft, Daniel F. Dolan | 2002-06-25 |
| 5779472 | Testing of useful dental vaccum | — | 1998-07-14 |
| 5639965 | Oil reclamation system flow meter | — | 1997-06-17 |
| 5513820 | Core plug apparatus | — | 1996-05-07 |
| 5336790 | Molybdenum recovery | Edward T. Marquis, Howard F. Payton | 1994-08-09 |
| 5290527 | Molybdenum recovery | Edward T. Marquis, Howard F. Payton | 1994-03-01 |
| 5282744 | Dental vacuum pump system | — | 1994-02-01 |
| 5262017 | Plural stage purification of propylene oxide | William A. Smith, Mark A. Mueller, Gregory B. Demoll | 1993-11-16 |
| 5232559 | Separation of molybdenum | William A. Smith, David L. Miller | 1993-08-03 |
| 5216182 | Preparation of mono epoxides and tertiary butyl alcohol using regenerated catalyst | Edward T. Marquis | 1993-06-01 |
| 5151530 | Treatment of tertiary butyl hydroperoxide distillation fraction to remove acidic contaminants | Edward T. Marquis, John R. Sanderson | 1992-09-29 |
| 5127997 | Purification of propylene oxide by liquid extraction | William A. Smith, Eileen T. Nguyen | 1992-07-07 |
| 5128492 | Precipitation of molybdenum | William A. Smith, Edward T. Marquis | 1992-07-07 |
| 5106458 | Method for the purification of propylene oxide | Eileen T. Nguyen, William A. Smith | 1992-04-21 |
| 5101052 | Molybdenum recovery | Edward T. Marquis | 1992-03-31 |
| 5093509 | Removal of trace quantities of molybdenum | Edward T. Marquis | 1992-03-03 |