Inventor

KELLER RONALD JAMES

2 patents

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

HOWMET RES CORP

1 patent

US6749006B1Jun 15, 2004

Method of making investment casting molds

HOWMET RES CORP21 citations88

IBM

1 patent

US4019065AApr 19, 1977

Multiplexing document card reader with convex lens

IBM0 citations27