Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12221583 | Assemblies and methods for enhancing control of hydrotreating and fluid catalytic cracking (FCC) processes using spectroscopic analyzers | Jeffrey A. Sexton, Lance T. Campbell, Randy N. Ridge, Brian K. Wilt | 2025-02-11 |
| 12163878 | Methods and assemblies for determining and using standardized spectral responses for calibration of spectroscopic analyzers | Lance T. Campbell, Randy N. Ridge, Brian K. Wilt | 2024-12-10 |
| 12031094 | Assemblies and methods for enhancing fluid catalytic cracking (FCC) processes during the FCC process using spectroscopic analyzers | Jeffrey A. Sexton, Lance T. Campbell, Randy N. Ridge, Brian K. Wilt | 2024-07-09 |
| 11921035 | Methods and assemblies for determining and using standardized spectral responses for calibration of spectroscopic analyzers | Lance T. Campbell, Randy N. Ridge, Brian K. Wilt | 2024-03-05 |
| 11905468 | Assemblies and methods for enhancing control of fluid catalytic cracking (FCC) processes using spectroscopic analyzers | Jeffrey A. Sexton, Lance T. Campbell, Randy N. Ridge, Brian K. Wilt | 2024-02-20 |
| 11906423 | Methods, assemblies, and controllers for determining and using standardized spectral responses for calibration of spectroscopic analyzers | Lance T. Campbell, Randy N. Ridge, Brian K. Wilt | 2024-02-20 |
| 11898109 | Assemblies and methods for enhancing control of hydrotreating and fluid catalytic cracking (FCC) processes using spectroscopic analyzers | Jeffrey A. Sexton, Lance T. Campbell, Randy N. Ridge, Brian K. Wilt | 2024-02-13 |
| 11885739 | Methods and assemblies for determining and using standardized spectral responses for calibration of spectroscopic analyzers | Lance T. Campbell, Randy N. Ridge, Brian K. Wilt | 2024-01-30 |
| 11860069 | Methods and assemblies for determining and using standardized spectral responses for calibration of spectroscopic analyzers | Lance T. Campbell, Randy N. Ridge, Brian K. Wilt | 2024-01-02 |
| 11835450 | Methods and assemblies for determining and using standardized spectral responses for calibration of spectroscopic analyzers | Lance T. Campbell, Randy N. Ridge, Brian K. Wilt | 2023-12-05 |
| 11702600 | Assemblies and methods for enhancing fluid catalytic cracking (FCC) processes during the FCC process using spectroscopic analyzers | Jeffrey A. Sexton, Lance T. Campbell, Randy N. Ridge, Brian K. Wilt | 2023-07-18 |
| 7404411 | Method and apparatus for analysis of relative levels of biodiesel in fuels by near-infrared spectroscopy | William T. Welch, Brian K. Wilt | 2008-07-29 |
| 6140647 | Gasoline RFG analysis by a spectrometer | William T. Welch, Brian K. Wilt, Michael B. Sumner | 2000-10-31 |
| 5892228 | Process and apparatus for octane numbers and reid vapor pressure by Raman spectroscopy | John B. Cooper, Kent L. Wise, Michael B. Sumner, William T. Welch, Brian K. Wilt | 1999-04-06 |
| 5712481 | Process and apparatus for analysis of hydrocarbon species by near infrared spectroscopy | William T. Welch, Michael B. Sumner, Brian K. Wilt, Steven M. Maggard | 1998-01-27 |