Inventor · disambiguated record
Fredric R. Askham
Also filed as: ASKHAM FREDRIC · ASKHAM FREDRIC R
13 granted patents·5 pending applications·137 citations·filing 1996–2025
90Inventor score
Top patents by PatentIndex Score
18 records- 0196US5744656AConversion of hexafluorobenzene to bromopentafluorobenzeneBOULDER SCIENT CO·Filed 1996·Granted Apr 28, 1998·101 cites·9 claims
- 0293US8658332B2Photopolymer media with enhanced dynamic rangeAKONIA HOLOGRAPHICS LLC·Filed 2012·Granted Feb 25, 2014·9 cites·16 claims
- 0389US9760061B2Dynamic aperture holographyAKONIA HOLOGRAPHICS LLC·Filed 2014·Granted Sep 12, 2017·6 cites·20 claims
- 0483US8323854B2Photopolymer media with enhanced dynamic rangeASKHAM FREDRIC R·Filed 2010·Granted Dec 4, 2012·4 cites·113 claims
- 0579US8232028B2Holographic storage medium and method for gated diffusion of photoactive monomerASKHAM FREDRIC R·Filed 2009·Granted Jul 31, 2012·6 cites·50 claims
- 0666US8053147B2Advantageous recording media for holographic applicationsBAYER MATERIALSCIENCE AG·Filed 2008·Granted Nov 8, 2011·1 cites·22 claims
- 0758US2025370170A1Tunable lens with fluid-filled chambers comprising different materialsAPPLE INC·Filed 2025·Application pending·0 cites
- 0856US6642402B2Synthesis of bis (cyclopentadienyl) and bis (indenyl) ruthenium complexesBOULDER SCIENT CO·Filed 2002·Granted Nov 4, 2003·2 cites·11 claims
- 0954US2014204437A1Dynamic aperture holographic multiplexingAKONIA HOLOGRAPHICS LLC·Filed 2013·Application pending·0 cites
- 1051US10289071B2Incoherent light treatmentAKONIA HOLOGRAPHICS LLC·Filed 2017·Granted May 14, 2019·0 cites·36 claims
- 1148US8133639B2Holographic recording medium with control of photopolymerization and dark reactionsCOLE MICHAEL C·Filed 2009·Granted Mar 13, 2012·2 cites·32 claims
- 1248US6231790B1Tetrakis-pentafluorophenyl borates from pentafluorophenyl grignard reagentsBOULDER SCIENT CO·Filed 1996·Granted May 15, 2001·4 cites·7 claims
- 1347US2007248890A1Index Contrasting-Photoactive Polymerizable Materials, and Articles and Methods Using SameINPHASE TECH INC·Filed 2007·Application pending·0 cites
- 1439US2012135338A1Holographic recording medium with control of photopolymerization and dark reactionsCOLE MICHAEL C·Filed 2012·Application pending·0 cites
- 1535US6586625B1Synthesis of 2-halobenzyl alkanoic acidBOULDER SCIENT CO·Filed 2000·Granted Jul 1, 2003·0 cites·5 claims
- 1633US6166267ASynthesis of n-silylated cyclopentaphenanthrene compoundsBOULDER SCIENT CO·Filed 1999·Granted Dec 26, 2000·0 cites·6 claims
- 1732US5965757ASynthesis of N-silylated cyclopentaphenanthrene compoundsBOULDER SCIENT CO·Filed 1998·Granted Oct 12, 1999·2 cites·8 claims
- 1832US2002161253A1Synthesis of bis (cyclopentadienyl) and bis (indenyl) ruthenium complexesBOULDER SCIENT CO·Filed 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →