DW

David C. Whritenour

PO Polaroid: 8 patents #88 of 898Top 10%
Pfizer: 2 patents #2,078 of 5,153Top 45%
📍 Franklin, MA: #71 of 420 inventorsTop 20%
🗺 Massachusetts: #12,758 of 88,656 inventorsTop 15%
Overall (All Time): #524,620 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
6657065 Methods of making quinoline amides Norma Tom 2003-12-02
6417367 Methods of making quinoline amides Norma Tom 2002-07-09
6103912 Photographic products and processes Charles E. Jandrue, Sr., Marcis M. Kampe, Myron S. Simon, David P. Waller 2000-08-15
5811530 Image-recording materials Michael J. Arnost, Peter Viski, David P. Waller 1998-09-22
5716754 Image-recording materials Michael J. Arnost, Peter Viski, David P. Waller 1998-02-10
5691458 Benzoisothiazole azo dyes Michael J. Arnost, Peter Viski, David P. Waller 1997-11-25
5414091 Dye-providing compounds Efthimios Chinoporos, Robert H. Pauze, David P. Waller 1995-05-09
5340689 Image-recording materials with cyclic 1,3-sulfur-nitrogen dye providing compounds Efthimios Chinoporos, Robert H. Pauze, David P. Waller 1994-08-23
5294375 Thermochromic materials Marcis M. Kampe, David P. Waller 1994-03-15
5244771 Photographic products and processes Charles E. Jandrue, Sr., Marcis M. Kampe, Myron S. Simon, David P. Waller 1993-09-14