Inventor · disambiguated record
Robert H. Allen
Also filed as: ALLEN JR ROBERT H · ALLEN ROBERT · ALLEN ROBERT H
59 granted patents·5 pending applications·1,711 citations·filing 1975–2024
99Inventor score
Files withETHYL CORP18ALLEN ROBERT H8UNIVERSITY PATENTS INC8ALBEMARLE CORP6MOORE BUSINESS FORMS INC5
Top patents by PatentIndex Score
64 records- 0197US4063258ASpotlight mounted camera for vehiclesALLEN ROBERT H·Filed 1976·Granted Dec 13, 1977·43 cites·8 claims
- 0296US8827768B2Skate sharpening holder, skate blade, and method of useALLEN ROBERT H·Filed 2012·Granted Sep 9, 2014·18 cites·22 claims
- 0395US6528496B1Compositions treating, preventing or reducing elevated metabolic levelsALLEN ROBERT H·Filed 2001·Granted Mar 4, 2003·53 cites·11 claims
- 0495US4940658AAssay for sulfhydryl amino acids and methods for detecting and distinguishing cobalamin and folic acid deficencyUNIVERSITY PATENTS INC·Filed 1986·Granted Jul 10, 1990·160 cites·34 claims
- 0593US8888567B2Skate sharpening squaring device and method of useALLEN ROBERT H·Filed 2011·Granted Nov 18, 2014·21 cites·16 claims
- 0693US4883687AFluid bed process for producing polysiliconETHYL CORP·Filed 1988·Granted Nov 28, 1989·81 cites·2 claims
- 0791US5563126AMethod for treatment and prevention of deficiencies of vitamins B12, folic acid, and B6METABOLITE LAB INC·Filed 1992·Granted Oct 8, 1996·130 cites·10 claims
- 0890US5795873AMethod for treatment and prevention of deficiencies of vitamins B12, folic acid and B6METABOLITE LAB INC·Filed 1996·Granted Aug 18, 1998·107 cites·48 claims
- 0990US4868013AFluidized bed processETHYL CORP·Filed 1988·Granted Sep 19, 1989·74 cites·13 claims
- 1089US4820587APolysilicon produced by a fluid bed processETHYL CORP·Filed 1987·Granted Apr 11, 1989·48 cites·5 claims
- 1188US6207651B1Method for treatment and prevention of deficiencies of vitamins B12, folic acid, and B6METABOLITE LAB INC·Filed 1998·Granted Mar 27, 2001·57 cites·24 claims
- 1288US4784840APolysilicon fluid bed process and productETHYL CORP·Filed 1987·Granted Nov 15, 1988·44 cites·20 claims
- 1387US6297224B1Method for treatment, preventing and reduction of elevated serum metabolite levelsMETABOLITE LAB INC·Filed 1999·Granted Oct 2, 2001·53 cites·20 claims
- 1486US5877378AProcess for selective utilization of alpha-olefins in mixtures containing non-alpha-olefinsAMOCO CORP·Filed 1997·Granted Mar 2, 1999·36 cites·14 claims
- 1585US5374560AMethod for screening and distinguishing between cobalamin and folic acid deficiency based on assay for cystathionine and 2-methylcitric acidUNIV COLORADO·Filed 1991·Granted Dec 20, 1994·52 cites·69 claims
- 1685US5242671AProcess for preparing polysilicon with diminished hydrogen content by using a fluidized bed with a two-step heating processETHYL CORP·Filed 1991·Granted Sep 7, 1993·45 cites·30 claims
- 1785US5191145AContinuous process for preparing aluminum alkyls and linear 1-olefins from internal olefinsETHYL CORP·Filed 1991·Granted Mar 2, 1993·32 cites·16 claims
- 1885US4851297ADopant coated bead-like silicon particlesETHYL CORP·Filed 1988·Granted Jul 25, 1989·44 cites·7 claims
- 1981US5124465AAluminum alkyls and linear 1-olefins from internal olefinsETHYL CORP·Filed 1991·Granted Jun 23, 1992·20 cites·32 claims
- 2079US5438017AAssays for sulfhydryl amino acids and methylmalonic acid and their application to diagnosis of cobalamin deficiencyUNIV COLORADO FOUNDATION·Filed 1992·Granted Aug 1, 1995·50 cites·22 claims
- 2178US5211931ARemoval of ethylene from silane using a distillation step after separation using a zeolite molecular sieveETHYL CORP·Filed 1992·Granted May 18, 1993·36 cites·50 claims
- 2277US5457055ADiagnostic method for cobalamin deficiencyUNIV COLORADO FOUNDATION·Filed 1992·Granted Oct 10, 1995·40 cites·6 claims
- 2376US6267598B1Touch activated audio module and signALLEN JR ROBERT H·Filed 1998·Granted Jul 31, 2001·36 cites·24 claims
- 2476US4447547AImmunoassay for measurement of reticulocytes, and immunoreactive reagents for use thereinUNIVERSITY PATENTS INC·Filed 1982·Granted May 8, 1984·30 cites·4 claims
- 2576US4279886ATest for pancreatic exocrine functionUNIVERSITY PATENTS INC·Filed 1979·Granted Jul 21, 1981·25 cites·46 claims
- 2674US5326547AProcess for preparing polysilicon with diminished hydrogen content by using a two-step heating processALBEMARLE CORP·Filed 1993·Granted Jul 5, 1994·27 cites·20 claims
- 2774US4748052AFluid bed reactor and processETHYL CORP·Filed 1987·Granted May 31, 1988·27 cites·7 claims
- 2874US4451571APreparation of samples for vitamin B12 and/or folate assay and assayUNIVERSITY PATENTS INC·Filed 1981·Granted May 29, 1984·25 cites·23 claims
- 2972US4188189AQuantitative testing for vitamin B12UNIVERSITY PATENTS INC·Filed 1978·Granted Feb 12, 1980·22 cites·6 claims
- 3071US12319377B1Single wheel vehicle rider presence detectorFloat Supply LLC·Filed 2024·Granted Jun 3, 2025·0 cites·28 claims
- 3169US9506604B2Device and method for unfreezing frozen brake lines of tractor trailersALLEN ROBERT·Filed 2013·Granted Nov 29, 2016·4 cites·13 claims
- 3269US6825390B1Stabilization and use of propargyl bromideALBEMARLE CORP·Filed 2002·Granted Nov 30, 2004·3 cites·31 claims
- 3369US5278330APreparation of organoaluminum compounds and linear alcohols derived therefromETHYL CORP·Filed 1993·Granted Jan 11, 1994·9 cites·8 claims
- 3468US4332785AImmunoassay for measurement of reticulocytes, and immunoreactive reagents for use thereinUNIVERSITY PATENTS INC·Filed 1980·Granted Jun 1, 1982·26 cites·13 claims
- 3567US12370828B1Axle with outer sleeve and electric vehicles having axle with outer sleeveFloat Supply LLC·Filed 2024·Granted Jul 29, 2025·0 cites·20 claims
- 3666US4789596ADopant coated bead-like silicon particlesETHYL CORP·Filed 1987·Granted Dec 6, 1988·20 cites·11 claims
- 3765US12330736B1Single wheeled vehicle with increased travel rangeFloat Supply LLC·Filed 2024·Granted Jun 17, 2025·0 cites·30 claims
- 3865US4351822AQuantitative testing for vitamin B12UNIVERSITY PATENTS INC·Filed 1979·Granted Sep 28, 1982·17 cites·25 claims
- 3964US5571399AElectrostatic fluid filter and systemFiled 1995·Granted Nov 5, 1996·24 cites·10 claims
- 4064US5345688AMethod and device for measuring squareness of ice skate bladesALLEN ROBERT H·Filed 1993·Granted Sep 13, 1994·22 cites·13 claims
- 4163US7015367B2Stabilization and use of propargyl bromideALBEMARLE CORP·Filed 2004·Granted Mar 21, 2006·1 cites·7 claims
- 4263US6777375B2Stabilization and use of propargyl bromideALBEMARLE CORP·Filed 2002·Granted Aug 17, 2004·3 cites·46 claims
- 4363US6096920APreparation of carboxylic compounds and their derivativesALBEMARLE CORP·Filed 1998·Granted Aug 1, 2000·10 cites·181 claims
- 4463US5810597ATouch activated audio signALLEN JR ROBERT H·Filed 1996·Granted Sep 22, 1998·24 cites·23 claims
- 4561US2004266724A9Non-liquid vitamin compositionsFiled 2002·Application pending·0 cites
- 4661US2005054606A9Method for prevention of neuropsychiatric disordersFiled 2002·Application pending·0 cites
- 4761US2007060542A9Method for preventing vascular diseaseALLEN ROBERT H·Filed 2002·Application pending·0 cites
- 4858US5013604APreparation of high purity boronETHYL CORP·Filed 1988·Granted May 7, 1991·11 cites·6 claims
- 4958US4010889AEnvelope assemblyMOORE BUSINESS FORMS INC·Filed 1975·Granted Mar 8, 1977·15 cites·11 claims
- 5055US5239785AMethod and tool for finishing of sharpened skate bladesALLEN ROBERT H·Filed 1992·Granted Aug 31, 1993·18 cites·20 claims
Showing the top 50 of 64 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Robert H. Allen files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →