Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4986909 | Chromatography column | Vish Rai, Nils Dailey, Kenneth Southall, Gordon Leeke, Chaokang Chu | 1991-01-22 |
| 4743373 | Chromatography column | Vish Rai, Nils Dailey, Kenneth Southall, Gordon Leeke, Chaokang Chu | 1988-05-10 |
| 4675104 | Chromatography column | Vish Rai, Kenneth Southall, Gordon Leeke, Chaokang Chu | 1987-06-23 |
| 4604198 | Multicartridge chromatography cartridge housing | Nils Dailey, Vishva Rai, Kenneth Southall | 1986-08-05 |
| 4361486 | Filter media, method for oxidizing and removing soluble iron, method for removing and inactivating microorganisms, and particulate filter aid | Kenneth C. Hou | 1982-11-30 |
| 4336036 | Filter and method of making same | Gordon Leeke | 1982-06-22 |