Inventor

CHRISTENSEN DONALD R

6 patents

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

GRASS VALLEY GROUP

2 patents

US4947440AAug 7, 1990

Shaping of automatic audio crossfade

GRASS VALLEY GROUP112 citations94

US4885792ADec 5, 1989

Audio mixer architecture using virtual gain control and switching

GRASS VALLEY GROUP53 citations93

KING SEELEY THERMOS CO

2 patents

US4254896AMar 10, 1981

Ice dispensing machine having an agitator and a fixed deflector

KING SEELEY THERMOS CO28 citations80

US4277002AJul 7, 1981

Ice dispensing mechanism

KING SEELEY THERMOS CO15 citations71

THE GRASS VALLEY GROUP INC

1 patent

USD349290SAug 2, 1994

Controller for a video editing system

THE GRASS VALLEY GROUP INC23 citations83

BATEMAN ROBERT

1 patent

US4920311AApr 24, 1990

User selection of meter ballistics

BATEMAN ROBERT1 citations45