Inventor

ARNOLD DOUGLAS L

CA2 patents

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

(unassigned)

1 patent

US6347239B1Feb 12, 2002

Method of evaluating the efficacy of drug on brain nerve cells

22 citations89

ARNOLD DOUGLAS L

1 patent

US4103370AAug 1, 1978

Odorless water closet

ARNOLD DOUGLAS L54 citations83