Assignee
DE LA RUE THOMAS & CO LTD
GB·9 granted patents·1,222 citations·filing 1980–1994
Top patents by PatentIndex Score
9 records- 0198US5712731ASecurity device for security documents such as bank notes and credit cardsDE LA RUE THOMAS & CO LTD·Filed 1994·Granted Jan 27, 1998·476 cites·46 claims
- 0290US5447335ASecurity device and authenticatable itemDE LA RUE THOMAS & CO LTD·Filed 1991·Granted Sep 5, 1995·126 cites·31 claims
- 0388US5521722AImage handling facilitating computer aided design and manufacture of documentsDE LA RUE THOMAS & CO LTD·Filed 1991·Granted May 28, 1996·224 cites·39 claims
- 0487US5438928ASignature panelsDE LA RUE THOMAS & CO LTD·Filed 1994·Granted Aug 8, 1995·62 cites·14 claims
- 0587US5324567AInk composition and components thereofDE LA RUE THOMAS & CO LTD·Filed 1990·Granted Jun 28, 1994·97 cites·21 claims
- 0685US5479507ACopy indicating security deviceDE LA RUE THOMAS & CO LTD·Filed 1994·Granted Dec 26, 1995·84 cites·26 claims
- 0782US4296326AWatermark detectionDE LA RUE THOMAS & CO LTD·Filed 1980·Granted Oct 20, 1981·97 cites·19 claims
- 0878US5413839ATransfer filmDE LA RUE THOMAS & CO LTD·Filed 1991·Granted May 9, 1995·44 cites·60 claims
- 0951US4645240ANumbered documentsDE LA RUE THOMAS & CO LTD·Filed 1985·Granted Feb 24, 1987·12 cites·1 claims
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