Assignee
NAT CAPTIONING INST INC
US·3 granted patents·400 citations·filing 1991–1994
Top patents by PatentIndex Score
3 records- 0190US5519443AMethod and apparatus for providing dual language captioning of a television programNAT CAPTIONING INST INC·Filed 1994·Granted May 21, 1996·147 cites·28 claims
- 0290US5294982AMethod and apparatus for providing dual language captioning of a television programNAT CAPTIONING INST INC·Filed 1991·Granted Mar 15, 1994·168 cites·28 claims
- 0386US5648789AMethod and apparatus for closed captioning at a performanceNAT CAPTIONING INST INC·Filed 1991·Granted Jul 15, 1997·85 cites·53 claims
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