Inventor · disambiguated record
Charles E. Chatwin
Also filed as: CHATWIN CHARLES E · CHATWIN CHARLES EDWARD
5 granted patents·539 citations·filing 1990–1999
86Inventor score
Top patents by PatentIndex Score
5 records- 0197US5492370ADecorative articleDE LA RUE HOLOGRAPHICS LTD·Filed 1992·Granted Feb 20, 1996·248 cites·29 claims
- 0293US5310222AOptical deviceDE LA RUE HOLOGRAPHICS LTD·Filed 1990·Granted May 10, 1994·169 cites·21 claims
- 0387US5438928ASignature panelsDE LA RUE THOMAS & CO LTD·Filed 1994·Granted Aug 8, 1995·62 cites·14 claims
- 0478US5413839ATransfer filmDE LA RUE THOMAS & CO LTD·Filed 1991·Granted May 9, 1995·44 cites·60 claims
- 0545US6776933B1Method of manufacturing a security itemRUE DE INT LTD·Filed 1999·Granted Aug 17, 2004·16 cites·31 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →