Inventor

RICHARDSON TODD A

US2 patents

⚠️ This page may combine multiple inventors who share the name “RICHARDSON TODD A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SHIPLEY COMPANY LL C

1 patent

US5871872AFeb 16, 1999

Dye incorporated pigments and products made from same

SHIPLEY COMPANY LL C96 citations93

SHIPLEY CO LLC

1 patent

US5885343AMar 23, 1999

Dyed silica pigments and products made from same

SHIPLEY CO LLC18 citations89