Inventor

VAN RASSEL WILLIAM

CA5 patents

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

SCIENTIFIC ATLANTA

4 patents

US4890321ADec 26, 1989

Communications format for a subscription television system permitting transmission of individual text messages to subscribers

SCIENTIFIC ATLANTA482 citations97

US4866770ASep 12, 1989

Method and apparatus for communication of video, audio, teletext, and data to groups of decoders in a communication system

SCIENTIFIC ATLANTA208 citations97

US4829569AMay 9, 1989

Communication of individual messages to subscribers in a subscription television system

SCIENTIFIC ATLANTA512 citations97

US4817142AMar 28, 1989

Restoring framing in a communications system

SCIENTIFIC ATLANTA23 citations80

LEITCH TECHNOLOGY INTERNAT INC

1 patent

US6546113B1Apr 8, 2003

Method and apparatus for video watermarking

LEITCH TECHNOLOGY INTERNAT INC58 citations94