Inventor
BUTCHER DAVID W
GB8 patents
⚠️ This page may combine multiple inventors who share the name “BUTCHER DAVID W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CIBA GEIGY AG
7 patentsUS4816360AMar 28, 1989
Multicolor holograms using gelatin as the binder and method for producing the same
CIBA GEIGY AG9 citations72
US4788115ANov 29, 1988
Processing holograms
CIBA GEIGY AG11 citations72
US4720441AJan 19, 1988
Method of preparing a hologram
CIBA GEIGY AG7 citations70
US4769301ASep 6, 1988
Method of preparing holograms and the holograms prepared thereby
CIBA GEIGY AG6 citations61
US4769300ASep 6, 1988
A method of preparing a hologram having an increased replay wavelength and resulting hologram
CIBA GEIGY AG5 citations60
US4826745AMay 2, 1989
Method of preparing a hologram
CIBA GEIGY AG2 citations54
US4748097AMay 31, 1988
Method of preparing a hologram
CIBA GEIGY AG1 citations49