TS

Thomas K. Spencer

PO Polaroid: 3 patents #247 of 898Top 30%
📍 Burrton, KS: #5 of 10 inventorsTop 50%
🗺 Kansas: #3,182 of 12,005 inventorsTop 30%
Overall (All Time): #1,619,146 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6482950 Squarylium compounds, and processes and intermediates for the synthesis of these compounds Paulina P. Garcia, John Lee, John Marshall, Donald A. McGowan, Anthony J. Puttick +3 more 2002-11-19
5919950 Squarylium compounds, and processes and intermediates for the synthesis of these compounds Paulina P. Garcia, John Lee, John Marshall, Donald A. McGowan, Anthony J. Puttick +3 more 1999-07-06
5231190 Squarylium compounds, and processes and intermediates for the synthesis of these compounds Donald A. McGowan, Paulina P. Garcia, John Lee, Stephen J. Telfer, Michael J. Zuraw 1993-07-27