Inventor
Fredric R. Askham
Inventor
Loveland, CO, US
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Hprimary
G03HHolographic processes or apparatus19%
C07CAcyclic or carbocyclic compounds16%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium16%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices16%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry6%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds6%
G11BInformation storage based on relative movement between record carrier and transducer6%
PatentTitleYear
10,289,071Incoherent light treatment20199,760,061'Dynamic aperture holography'20178,658,332'Photopolymer media with enhanced dynamic range'20148,323,854'Photopolymer media with enhanced dynamic range'20128,232,028'Holographic storage medium and method for gated diffusion of photoactive monomer'20128,133,639'Holographic recording medium with control of photopolymerization and dark reactions'20128,053,147'Advantageous recording media for holographic applications'20116,642,402'Synthesis of bis (cyclopentadienyl) and bis (indenyl) ruthenium complexes'20036,586,625'Synthesis of 2-halobenzyl alkanoic acid'20036,231,790'Tetrakis-pentafluorophenyl borates from pentafluorophenyl grignard reagents'20016,166,267'Synthesis of n-silylated cyclopentaphenanthrene compounds'20005,965,757'Synthesis of N-silylated cyclopentaphenanthrene compounds'19995,744,656'Conversion of hexafluorobenzene to bromopentafluorobenzene'1998Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998–2003Patents assigned to BOULDER SCIENT CO (6)· patent assignee history
1998–2019Based in Loveland, CO, US· patent location history
2011–2012Patents assigned to INPHASE TECH INC (3)· patent assignee history
2011Patents assigned to BAYER MATERIALSCIENCE AG (1)· patent assignee history
2012–2019Patents assigned to AKONIA HOLOGRAPHICS LLC (4)· patent assignee history
2012Patents assigned to ASKHAM FREDRIC R (3)· patent assignee history
2014Based in Longmont, CO, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BOULDER SCIENT CO | 6 | 1998–2003 |
| AKONIA HOLOGRAPHICS LLC | 4 | 2012–2019 |
| ASKHAM FREDRIC Rself | 3 | 2012 |
| INPHASE TECH INC | 3 | 2011–2012 |
| BAYER MATERIALSCIENCE AG | 1 | 2011 |
Locations
| Location | Patents | Span |
|---|---|---|
| Loveland, CO, US | 12 | 1998–2019 |
| Longmont, CO, US | 1 | 2014 |