Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9383286 | Ionization gauge with emission current and bias potential control | Larry K. Carmichael, Jesse A. Weber, John H. Henry, Michael N. Schott | 2016-07-05 |
| 9322738 | Vacuum quality measurement system | Kenneth D. Van Antwerp, Jr. | 2016-04-26 |
| 9040907 | Method and apparatus for tuning an electrostatic ion trap | G. Jeffery Rathbone, Brian J. Horvath, Timothy C. Swinney, Stephen C. Blouch, Jeffrey G. McCarthy +1 more | 2015-05-26 |
| 8947098 | Ionization gauge with emission current and bias potential control | Larry K. Carmichael, Jesse A. Weber, John H. Henry, Michael N. Schott, Kenneth D. Van Antwerp, Jr. | 2015-02-03 |
| 8686733 | Ionization gauge having electron multiplier cold emission source | — | 2014-04-01 |
| 8648604 | Ionization gauge with operational parameters and geometry designed for high pressure operation | — | 2014-02-11 |
| 8586918 | Electrostatic ion trap | Kenneth D. Van Antwerp, Jr., G. Jeffery Rathbone, Scott C. Heinbuch, Michael N. Schott, Barbara Jane Hinch +1 more | 2013-11-19 |
| 7768267 | Ionization gauge with a cold electron source | Richard A. Knott, Paul C. Arnold | 2010-08-03 |