Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11482386 | Wall switch lockout | — | 2022-10-25 |
| 6955472 | Lubricant reservoir for gas bearing | Raquib Uddin Khan | 2005-10-18 |
| 6776529 | Antiwear lubrication coating for bearing surfaces for hydrodynamic fluid bearings | Raquib Uddin Khan | 2004-08-17 |
| 6749340 | Lubricant reservoir for gas bearing | Raquib Uddin Khan | 2004-06-15 |
| 6433957 | Photocatalytic device for disk drive contamination reduction | Karl H. Scheppers | 2002-08-13 |
| 6394654 | Antiwear lubrication coating for bearing surfaces for hydrodynamic fluid bearings | Raquib Uddin Khan | 2002-05-28 |
| 6231676 | Cleaning process for disc drive components | Karl H. Scheppers, Thomas Patrick McDonnell, Donald J. MacLeod, Paul Weidler, Larry Liu +5 more | 2001-05-15 |
| 5930075 | Disc drive spindle motor having hydro bearing with optimized lubricant viscosity | Raquib Uddin Khan, Hans Leuthold, David Jennings, Gunter Heine | 1999-07-27 |
| 5918289 | Sample container for multisample dynamic headspace sampler | Karl H. Scheppers | 1999-06-29 |
| 5907456 | Disc drive spindle motor having hydro bearing with lubricant optimized with disc drive compatible additives | Raquib Uddin Khan, Louis Borelis, Hans Leuthold, Gunter Heine | 1999-05-25 |
| 5869741 | Multisample dynamic headspace sampler | Karl H. Scheppers | 1999-02-09 |
| 5859356 | Multisample dynamic headspace sampler | Karl H. Scheppers | 1999-01-12 |
| 5773707 | Calibration method for multisample dynamic headspace sampler | Karl H. Scheppers | 1998-06-30 |
| 5753791 | Multisample dynamic headspace sampler | Karl H. Scheppers | 1998-05-19 |
| 5708219 | Multisample dynamic headspace sampler | Karl H. Scheppers | 1998-01-13 |
| 5678929 | Grooved hydrodynamic bearing arrangement including a porous lubricant reservoir | Norbert Steven Parsoneault, Raquib Uddin Khan, Michael D. Kennedy | 1997-10-21 |
| 5646334 | Multisample dynamic headspace sampler | Karl H. Scheppers | 1997-07-08 |