Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8987583 | Variable optical density solar collector | Ann B Campbell, Joel F Farber, James P. Campbell | 2015-03-24 |
| 8174776 | Array of concentrating lenses and method of manufacture | James P. Campbell, Ann B Campbell, Joel F Farber | 2012-05-08 |
| 8168467 | Solar cell method of fabrication via float glass process | James P. Campbell, Ann B Campbell, Joel F Farber | 2012-05-01 |
| 8148192 | Transparent solar cell method of fabrication via float glass process | James P. Campbell, Ann B Campbell, Joel F Farber | 2012-04-03 |
| 8129215 | Method for producing high temperature thin film silicon layer on glass | James P. Campbell, Ann B Campbell, Joel F Farber | 2012-03-06 |
| 7581504 | Printed umbrella, umbrella cover, and method of making | Hay Man Tsui, Joel Greenstein | 2009-09-01 |
| 7063029 | Umbrella, umbrella cover, and method of making | Hay Man Tsui, Joel Greenstein | 2006-06-20 |
| 5745895 | Method for association of heterogeneous information | Ronald E. Bingham, Michael J. Dockter, Joel Frank Farber, Kevin D. Seppi | 1998-04-28 |