Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7666686 | Method for sample preparation by solid phase extraction | Donald L. Shelly, Jr., Phillip Spraker, William L. Ozanich, Jr. | 2010-02-23 |
| 7438862 | Apparatus for simultaneous processing of multiple samples | Ann N. Coyne, Philip W. Spraker, Jay Hardee, John A. D'Asaro | 2008-10-21 |
| 7045365 | Supported aldehydic silanes and method of manufacture | Ann N. Coyne, John H. MacMillan | 2006-05-16 |
| 6589799 | Supported aldehydic silanes and method of manufacture | Ann N. Coyne, John H. MacMillan | 2003-07-08 |
| 6530288 | Microcolumn for use in sample extraction | Thomas August | 2003-03-11 |
| 6489499 | Siloxane modified carboxylic acid substituted amines and salts thereof | Wayne King, John H. MacMillan | 2002-12-03 |
| 6177583 | Method for the preparation of aminopropyl or aminoalkyl functional polyalkyl or aryl siloxanes | Marla Marzinke, John H. MacMillan, Thomas August | 2001-01-23 |
| 6156431 | Extraction material comprising treated silica and method for determination of gamma-hydroxybutyrate | Chester J. Kitchen, Thomas August, William L. Ozanich, Jr. | 2000-12-05 |