Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9958373 | Protocol adaptive computer controlled target-analyte permeation testing instrument | Timothy A. Ascheman | 2018-05-01 |
| 9080994 | Analyte sensor with spent gas flushed endcaps | — | 2015-07-14 |
| 8691071 | Coulometric analyte sensing instrument with an analyte-consuming sensor in a closed cell | Daniel W. Mayer | 2014-04-08 |
| 8316697 | Fixture to hermetically isolate a capped opening on a container for gas transmission testing | Slava A. Berezovskiy | 2012-11-27 |
| 8241911 | Calibration card for photoluminescent oxygen sensors with zero point maintained with a metal-air battery | Timothy A. Ascheman, Daniel W. Mayer | 2012-08-14 |
| 8074683 | Valve system for a coulometric analyte sensing instrument | — | 2011-12-13 |
| 7993587 | Humidity control system for the sensing cell of an analyte permeation testing instrument | Daniel W. Mayer | 2011-08-09 |
| 7624622 | Method of measuring the transmission rate of a permeant through a container and determining shelf life of a packaged product within the container | Daniel W. Mayer | 2009-12-01 |
| 7569128 | Coulometric water vapor sensor | Daniel W. Mayer | 2009-08-04 |
| 7429027 | Self-flushing needle valve | Daniel W. Mayer | 2008-09-30 |
| 5837888 | Process for measuring vapor transmission through materials | William N. Mayer, Guss L. Krake | 1998-11-17 |
| 5817924 | Method and apparatus for measuring oxygen transmission through contact lenses | Joel A. Fischer | 1998-10-06 |
| 5403464 | High permeability rate oxygen sensor | William N. Mayer | 1995-04-04 |
| 5308713 | Process for the reactivating sealed liquid electrolyte batteries | William N. Mayer | 1994-05-03 |