Inventor

HANSON JOE J

US5 patents

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

BAYER AG

3 patents

US6031108AFeb 29, 2000

Process for the preparation of 2-(methylsulfonyl)-5-(trifluoromethyl)-1,3,4-thiadiazole (TDA sulfone)

BAYER AG3 citations60

US5965737AOct 12, 1999

Approach to the conversion of 2-(methylthio)-5-(trifluoromethyl)-1,3,4-thiadiazole (TDA) to 2-(methylsulfonyl)-5-(trifluoromethyl)-1,3,4-thiadiazole (TDA sulfone)

BAYER AG5 citations60

US6469175B1Oct 22, 2002

Methods of purifying 2-methylthio-5-trifluoromethyl-1,3,4-thiadiazole

BAYER AG0 citations38

BAYER CROPSCIENCE AG

1 patent

US7227042B2Jun 5, 2007

Method of preparing 1-acetyl-1-chlorocyclopropane

BAYER CROPSCIENCE AG0 citations49

BAYER CROPSCIENCE LP

1 patent

US7119234B2Oct 10, 2006

Process for the preparation of 1-(4-chlorophenyl)-4,4-dimethylpent-1-ene-3-one

BAYER CROPSCIENCE LP1 citations47