Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8842725 | Mark-based content modulation and detection | Christopher E. Chupp, Michael S. Gramelspacher | 2014-09-23 |
| 7664175 | Mark-based content modulation and detection | Christopher E. Chupp, Michael S. Gramelspacher | 2010-02-16 |
| 6639672 | Method and apparatus for rapid particle identification utilizing scattered light histograms | David L. Haavig | 2003-10-28 |
| 6421121 | Method and apparatus for rapid particle identification utilizing scattered light histograms | David L. Haavig | 2002-07-16 |