Individual holder
KAHN RICHARD G
US·2 granted patents·17 citations·filing 1990–1992
Individually held — no corporate assignee on record.
Technology mixG09B2
Top patents by PatentIndex Score
2 records- 0142US5161978AMethod for authoring, formating and presenting information to be learned or memorizedKAHN RICHARD G·Filed 1990·Granted Nov 10, 1992·14 cites·19 claims
- 0225US5334021AMasking apparatus for use in authoring, formatting and presenting information to be learned or memorizedKAHN RICHARD G·Filed 1992·Granted Aug 2, 1994·3 cites·6 claims
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