Inventor
ISHERWOOD ROLAND
GB9 patents
⚠️ This page may combine multiple inventors who share the name “ISHERWOOD ROLAND”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RUE DE INT LTD
7 patentsUS7830627B2Nov 9, 2010
Optically variable devices
RUE DE INT LTD47 citations96
US6616803B1Sep 9, 2003
Making paper
RUE DE INT LTD85 citations92
US8027093B2Sep 27, 2011
Optically variable devices
RUE DE INT LTD41 citations91
US6199911B1Mar 13, 2001
Security element for security paper
RUE DE INT LTD20 citations88
US7903308B2Mar 8, 2011
Security device based on customized microprism film
RUE DE INT LTD14 citations82
US7703811B2Apr 27, 2010
Security thread
RUE DE INT LTD9 citations82
US7179393B2Feb 20, 2007
Methods of manufacturing substrates
RUE DE INT LTD16 citations82