RR

Raymond H. Rigterink

The Dow Chemical: 7 patents #477 of 4,115Top 15%
🗺 Michigan: #13,574 of 86,293 inventorsTop 20%
Overall (All Time): #768,000 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5001266 Substituted aniline compounds Barat Bisabri-Ershadi 1991-03-19
4868215 Substituted N-aroyl N'-phenyl urea compounds Barat Bisabri-Ershadi 1989-09-19
RE32418 Substituted(((phenyl)amino)carbonyl)-benzamides 1987-05-12
4536341 Substituted N-aroyl N'-phenyl urea compounds Ronald J. Sbragia 1985-08-20
4518804 Halo(alkoxy/alkylthio)-benzenamines Barat Bisabri-Ershadi 1985-05-21
4468405 Substituted N-aroyl N'-phenyl urea compounds Ronald J. Sbragia 1984-08-28
4223025 6-Fluoro-3,5-dichloro-2-pyridinyl phosphorus compounds 1980-09-16