Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9983089 | Persistent color change indicator | — | 2018-05-29 |
| 9451339 | Sensor communication system for metal enclosures | J. Douglas Wolf | 2016-09-20 |
| 9211751 | Media-tracking system using marking laser | Michael J. Piatt, James D. Wolf | 2015-12-15 |
| 9056736 | Media-tracking system using thermally-formed holes | Michael J. Piatt, James D. Wolf | 2015-06-16 |
| 8960842 | Media-tracking system using thermal fluoresence quenching | Michael J. Piatt, James D. Wolf | 2015-02-24 |
| 8931874 | Media-tracking system using marking heat source | Michael J. Piatt, James D. Wolf | 2015-01-13 |
| 8624118 | Water-soluble polymer coating for use on electrical wiring | — | 2014-01-07 |
| 8512547 | Voltammetric technique to determine the individual concentration of different antioxidants of the same class | — | 2013-08-20 |
| 8395521 | Smart aerospace structures | J. Douglas Wolf | 2013-03-12 |
| 8187455 | Voltammetric technique to determine the individual concentration of different antioxidants of the same class | — | 2012-05-29 |
| 7927877 | Detection and analysis of biodiesel in fuels | — | 2011-04-19 |
| 7900507 | Device and method for monitoring the quality of an oil change and condition of engine oil from an oil change | — | 2011-03-08 |
| 7593107 | Method and system for diffusion attenuated total reflection based concentration sensing | James D. Wolf | 2009-09-22 |
| 7375813 | Method and system for diffusion attenuated total reflection based concentration sensing | James D. Wolf | 2008-05-20 |
| 7043967 | Sensor device for monitoring the condition of a fluid and a method of using the same | James D. Wolf | 2006-05-16 |
| 5933016 | Single electrode conductivity technique | James D. Wolf | 1999-08-03 |
| 5480808 | Voltammetric method for measuring peroxide concentration in hydrocarbon fuels | James D. Wolf | 1996-01-02 |
| 5239258 | Freshness and stability test using oxidative degradation | — | 1993-08-24 |
| 5071527 | Complete oil analysis technique | — | 1991-12-10 |
| 4764258 | Method for evaluating the remaining useful life of a hydrocarbon oil | — | 1988-08-16 |
| 4744870 | Method for evaluating the remaining useful life of a lubricant | — | 1988-05-17 |
| 4448887 | Method for the particle size independent spectrometric determination of metal particles in lubricating oils and hydraulic fluids | Wendell E. Rhine, Costandy S. Saba | 1984-05-15 |