Inventor · Haverhill, MA, US

Reginald S. Richardson

12Patents
7h-index
17Co-inventors
55Inventor score

Filing activity: Dec 19, 1990 → Jun 10, 1996

Most-cited inventions

PatentTitleAreaCited byStatus
US5622983A N-substituted cycloalkyl and polycycloalkyl .alpha.-substituted Trp-Phe- and phenethylamine derivatives Human Necessities 24 Expired
US5397788A Amino acid derivatives cyclized at the C-terminal Chemistry; Metallurgy 19 Expired
US5278316A N-substituted cycloalkyl and polycycloalkyl alpha-substituted Trp-Phe- and phenethylamine derivatives Human Necessities 12 Expired
US5340825A Pro drugs for CCK antagonists Human Necessities 11 Expired
US5593967A Cholecystokinin antagonists, their preparation and therapeutic use Human Necessities 9 Expired
US5331006A Amino acid analogs as CCK antagonists Chemistry; Metallurgy 8 Expired
US5631281A N-substituted cycloalkyl and polycycloalkyl .alpha.-substituted Trp-Phe- and phenethylamine derivatives Human Necessities 7 Expired
US5580896A Treatment of pain and colorectal cancer with dipeptoids of .alpha.-substituted Trp-Phe derivatives Human Necessities 6 Expired
US5554643A Pro-drugs for CCK antagonists Human Necessities 4 Expired
US5244915A Amico acid derivatives cyclized at the C-terminal Chemistry; Metallurgy 3 Expired
US5523306A Amino acid derivatives cyclized at the C-terminal Chemistry; Metallurgy 2 Expired
US5726200A Pro-drugs for CCK antagonists Human Necessities 1 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.