Inventor · disambiguated record
Francis N. Shaffer
Also filed as: SHAFFER FRANCIS N · SHAFFER FRANCIS NATHAN
5 granted patents·90 citations·filing 1976–1977
81Inventor score
Top patents by PatentIndex Score
5 records- 0184US4112194AHexagonal hafnium, zirconium phosphate luminescent material, method of preparation, and x-ray intensifying screen containing the sameGTE SYLVANIA INC·Filed 1976·Granted Sep 5, 1978·39 cites·8 claims
- 0280US4068128A(Hf1-x Zrx)3 P2 O11 luminescent material, method of preparation and X-ray intensifying screen containing sameGTE SYLVANIA INC·Filed 1976·Granted Jan 10, 1978·33 cites·13 claims
- 0344US4266137ACerium activated yttrium gadolinium phosphate x-ray phosphors, process for producing same, an x-ray intensifying screen employing sameGTE PROD CORP·Filed 1977·Granted May 5, 1981·7 cites·1 claims
- 0442US4037110AYttrium indium phosphate X-ray phosphors, method of preparation and X-ray intensifying screen containing sameGTE SYLVANIA INC·Filed 1976·Granted Jul 19, 1977·7 cites·8 claims
- 0527US4082687AManganese activated alkaline earth tungstate phosphors and method of preparing the sameGTE SYLVANIA INC·Filed 1977·Granted Apr 4, 1978·4 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →