IDENTITY
REACTIONS
uspto-grants-1980_09 · 10.6084/m9.figshare.5104873.v1 · US04220788
uspto-grants-1983_10 · 10.6084/m9.figshare.5104873.v1 · US04409220
uspto-grants-1984_12 · 10.6084/m9.figshare.5104873.v1 · US04486433
uspto-grants-2012_04 · 10.6084/m9.figshare.5104873.v1 · US08163911B2