Inventor

FORTENBERRY ROBERT S

US4 patents

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

IBM

3 patents

US4758058AJul 19, 1988

CROCKETT TIMOTHY W

1 patent

US8599140B2Dec 3, 2013

Providing a frustrated total internal reflection touch interface

CROCKETT TIMOTHY W10 citations81

FORTENBERRY ROBERT S

IBM

Holographic disk scanner having special position-indicating holograms

Multi-beam optical system and method with power detection of overlapping beams

Optical scanner with beam directing holograms at window

CROCKETT TIMOTHY W

Providing a frustrated total internal reflection touch interface