Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5346381 | Apparatus for preparation of samples for spectrographic analysis | Joseph K. Katzenberger | 1994-09-13 |
| 5198241 | Apparatus for preparation of samples for spectrographic analysis | Joseph M. Katzenberger | 1993-03-30 |
| 5192981 | Czerny-Turner monochromator | Warren S. Slutter, Robert E. Heinz, David A. Kolb | 1993-03-09 |
| 4346299 | Cell for containing fluid to be analyzed by x-ray spectroscopy | Arthur J. Mitteldorf, Rodolfo A. Boquiron | 1982-08-24 |