Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6526803 | Apparatus and method for generating moisture standards in gases | Dan Fraenkel | 2003-03-04 |
| 6110258 | Methods for removal of water from gases using superheated zeolites | Dan Fraenkel, Hans H. Funke | 2000-08-29 |
| 5736055 | Cartridge for photocatalytic purification of fluids | — | 1998-04-07 |
| 5294315 | Method of decontaminating a contaminated fluid by using photocatalytic particles | Matthew A. Ratcliff | 1994-03-15 |
| 5174877 | Apparatus for photocatalytic treatment of liquids | Matthew A. Ratcliff | 1992-12-29 |
| 5118422 | Photocatalytic treatment of water | Matthew A. Ratcliff | 1992-06-02 |
| 5116582 | Photocatalytic slurry reactor having turbulence generating means | Matthew A. Ratcliff, Jeffrey G. Sczechowski | 1992-05-26 |
| 4986147 | Ratchet wrench having an internally reinforced handle | — | 1991-01-22 |
| 4302797 | Hand tools | — | 1981-11-24 |