Inventor · disambiguated record
Brian R. D. Whitear
Also filed as: LONG WILLIAM E · WHITEAR BRIAN R D
7 granted patents·17 citations·filing 1979–1982
79Inventor score
Top patents by PatentIndex Score
7 records- 0161US4269928AProcess for the production of photographic images by dye diffusion transfer and photographic material suitable in this processCIBA GEIGY·Filed 1979·Granted May 26, 1981·7 cites·61 claims
- 0250US4386149AProcess for the production of photographic images by dye diffusion transfer and photographic material suitable in this processCIBA GEIGY AG·Filed 1981·Granted May 31, 1983·4 cites·10 claims
- 0341US4417072AHydroquinone derivatives and their use in photographic materialsCIBA GEIGY AG·Filed 1981·Granted Nov 22, 1983·1 cites·6 claims
- 0437US4216146AAzo(hydrazo)-anthraquinone compoundsCIBA GEIGY AG·Filed 1979·Granted Aug 5, 1980·1 cites·13 claims
- 0532US4277398AMagenta-masked color azopyrazolinone couplersCIBA GEIGY AG·Filed 1979·Granted Jul 7, 1981·1 cites·6 claims
- 0630US4443537AHydroquinone derivatives and their use in photographic materialsCIBA GEIGY AG·Filed 1982·Granted Apr 17, 1984·2 cites·8 claims
- 0728US4285859AAzo compounds useful in a photographic dye diffusion transfer processCIBA GEIGY AG·Filed 1979·Granted Aug 25, 1981·1 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →