DC

David J. Cammenga

GE Gentex: 3 patents #13 of 46Top 30%
📍 Zeeland, MI: #2 of 22 inventorsTop 10%
🗺 Michigan: #362 of 6,198 inventorsTop 6%
Overall (2002): #31,321 of 266,432Top 15%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6447123 Electrochromic device having a self-cleaning hydrophilic coating William L. Tonar, John S. Anderson 2002-09-10
6433913 Electro-optic device incorporating a discrete photovoltaic device and method and apparatus for making same Frederick T. Bauer, Harlan J. Byker, Thomas F. Guarr, David L. Poll, William L. Tonar +1 more 2002-08-13
6353493 Electrochromic media with concentration-enhanced stability, process for the preparation thereof and use in electrochromic devices Thomas F. Guarr, David A. Theiste, John S. Anderson 2002-03-05