Inventor

SIRAG DAVID

US2 patents

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

OTIS ELEVATOR CO

1 patent

US6109396AAug 29, 2000

Remote elevator call placement with provisional call verification

OTIS ELEVATOR CO103 citations95

FARGO RICHARD N

1 patent

US8307952B2Nov 13, 2012

Elevator system with multiple cars in a hoistway

FARGO RICHARD N13 citations82