Issued Patents All Time
Showing 25 most recent of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8853454 | Quaternary ammonium salts as microbe inhibitors | Maurice Kemp | 2014-10-07 |
| 8765982 | Synergistic anticoagulant composition | Michael D. Caldwell | 2014-07-01 |
| 8427058 | Traveling-wave tube turn-off body energy circuit | — | 2013-04-23 |
| 7893620 | Traveling-wave tube turn-off body energy circuit | — | 2011-02-22 |
| 7528144 | Molecules and methods for fluorescence microscopy | Scott Hartsel | 2009-05-05 |
| 7323436 | Adduct having an acidic solution of sparingly-soluble group IIA complexes | Maurice Kemp, Robert Lalum, Zhong Xie, Michael A. Cunha, Robert H. Carpenter +2 more | 2008-01-29 |
| 6902753 | Acidic solution of sparingly-soluble group IIA complexes | Maurice Kemp, Robert Lalum, Zhong Xie, Michael A. Cunha, Robert H. Carpenter +2 more | 2005-06-07 |
| 6881424 | Highly acidic metalated organic acid | Maurice Kemp, Robert Lalum, Robert H. Carpenter | 2005-04-19 |
| 6808730 | Highly acidic metalated organic acid as a food additive | Maurice Kemp, Robert Lalum | 2004-10-26 |
| 6670170 | Temperature-regulated cell perifusion chamber | Stephen L. Gaffin, Michael S. Koratich, Bruce Smith | 2003-12-30 |
| 6572908 | Highly acidic metalated organic acid as a food additive | Maurice Kemp, Robert Lalum, Robert H. Carpenter | 2003-06-03 |
| 6436891 | Adduct having an acidic solution of sparingly-soluble group IIA complexes | Maurice Kemp, Robert Lalum, Zhong Xie, Michael A. Cunha, Robert H. Carpenter +2 more | 2002-08-20 |
| 6434087 | Optical disc system and method for controlling bias coil and light source to process information on a storage medium | David L. Schell | 2002-08-13 |
| 6418097 | Analog to digital converter assembly for normalizing servo error signals and multiplexing reference voltage inputs and digital outputs and improved optical drive system including same | David L. Schell, Randolph Scott Crupper, Kurt W. Getreuer, Leonardus I. Grassens, Marvin B. Davis | 2002-07-09 |
| 6410505 | Dimeric non-azo naphthalimides and uses for the same | Ronald E. Utecht, Millard M. Judy, J. Lester Matthews | 2002-06-25 |
| 6324041 | Protection circuit for traveling wave tubes having multiple input tones | Dan M. Goebel, Ronglin Liou | 2001-11-27 |
| 6317391 | Optical disc system having current monitoring circuit with improved bias coil assembly and controller for laser driver and method for operating same | David L. Schell | 2001-11-13 |
| 6317393 | Method and apparatus for controlling an optical head relative to an initial track and a target track on a storage medium having data arranged thereon in tracks | — | 2001-11-13 |
| 6278665 | Optical disc system including current monitoring circuit assembly having controller with improved optics module and laser driver and method for operating same | David L. Schell | 2001-08-21 |
| 6266306 | Analog to digital converter and assembly for use in optical drive system to normalize servo error signals and multiplex reference voltage inputs and digital outputs | David L. Schell, Randolph Scott Crupper, Kurt W. Getreuer, Leonardus J. Grassens, Marvin B. Davis | 2001-07-24 |
| 6251302 | Chemically substituted chromophores and fluorophores of high solubility and their use as fluid visualizing agents | Ronald E. Utecht | 2001-06-26 |
| 6243336 | Optical disc system having servo motor and servo error detection assembly operated relative to monitored quad sum signal and focus capture method for use in same | David L. Schell, Randolph Scott Crupper, Marvin B. Davis, Kurt W. Getreuer, Leonardus J. Grassens | 2001-06-05 |
| 6236625 | Optical disc system having current monitoring circuit with controller for laser driver and method for operating same | David L. Schell | 2001-05-22 |
| 6122232 | Isolation apparatus for use in disc drive system to mitigate effects of undesired mechanical forces and disc drive system including same | David L. Schell, Randolph Scott Crupper, Marvin B. Davis, Kurt W. Getreuer, Leonardus J. Grassens | 2000-09-19 |
| 6069857 | Optical disc system having improved circuitry for performing blank sector check on readable disc | David L. Schell | 2000-05-30 |