Inventor · disambiguated record
Dan Allen
Also filed as: ALLEN DAN · ALLEN DAN V
54 granted patents·26 pending applications·314 citations·filing 1980–2021
98Inventor score
Top patents by PatentIndex Score
80 records- 0199US9595185B1User identifying toilet apparatusHALL DAVID R·Filed 2016·Granted Mar 14, 2017·42 cites·20 claims
- 0298US9737181B1Self-cleaning helical drain toiletHALL DAVID R·Filed 2016·Granted Aug 22, 2017·22 cites·20 claims
- 0397US10060111B2Toilet with air sampling exhaustHALL DAVID R·Filed 2016·Granted Aug 28, 2018·13 cites·15 claims
- 0497US9867513B1Medical toilet with user authenticationHALL DAVID R·Filed 2016·Granted Jan 16, 2018·32 cites·9 claims
- 0596US9845593B2Modular toilet system and componentsHALL DAVID R·Filed 2016·Granted Dec 19, 2017·12 cites·5 claims
- 0696US9822519B2Intelligent dispensing toilet bidet systemHALL DAVID R·Filed 2016·Granted Nov 21, 2017·20 cites·20 claims
- 0795US9927302B1In-toilet apparatus for discrimination of urine and fecesHALL DAVID R·Filed 2016·Granted Mar 27, 2018·13 cites·20 claims
- 0893US9957705B2Helical drain for a toiletHALL DAVID R·Filed 2016·Granted May 1, 2018·7 cites·16 claims
- 0993US9810686B1Urinalysis cassette and systemHALL DAVID R·Filed 2016·Granted Nov 7, 2017·27 cites·19 claims
- 1092US9939307B2Optical proximity sensor based toilet with fill tube proximity level sensingHALL DAVID R·Filed 2016·Granted Apr 10, 2018·16 cites·1 claims
- 1189US10107665B2Toilet with flush jet fill tube flow meterHALL DAVID R·Filed 2016·Granted Oct 23, 2018·11 cites·9 claims
- 1289US9801508B1Hidden hinge toilet seat and lid with water and electrical accessHALL DAVID R·Filed 2016·Granted Oct 31, 2017·6 cites·20 claims
- 1388US9970949B1Method for identifying and tracking pharmaceutical and nutritional products using nanoparticles of different sizes and shapesHALL DAVID R·Filed 2017·Granted May 15, 2018·3 cites·4 claims
- 1488US9743903B1Trending user feedback based on toilet noise detectionHALL DAVID R·Filed 2016·Granted Aug 29, 2017·9 cites·18 claims
- 1587US9920510B2Smart flush toilet systemHALL DAVID R·Filed 2016·Granted Mar 20, 2018·4 cites·1 claims
- 1685US10918362B2Toilet volatile organic compound analysis system for urineHALL DAVID R·Filed 2016·Granted Feb 16, 2021·4 cites·19 claims
- 1784US10163614B1Ion modulator for characterizing larger biomolecules in a differential mobility spectrometerHALL DAVID R·Filed 2017·Granted Dec 25, 2018·3 cites·18 claims
- 1884US9927448B1Method of measuring food dyes in bodily waste to identify and quantify drug consumptionHALL DAVID R·Filed 2017·Granted Mar 27, 2018·2 cites·11 claims
- 1980USD1025813SRingHAPPY HEALTH INC·Filed 2021·Granted May 7, 2024·9 cites·1 claims
- 2080US10383576B2Synthetic aperture photoplethysmography sensorHALL DAVID R·Filed 2016·Granted Aug 20, 2019·4 cites·13 claims
- 2179US10123784B2In situ specimen collection receptacle in a toilet and being in communication with a spectral analyzerHALL DAVID R·Filed 2015·Granted Nov 13, 2018·2 cites·20 claims
- 2279US9913626B1Excreta-sampling and chilling toiletHALL DAVID R·Filed 2016·Granted Mar 13, 2018·3 cites·19 claims
- 2378US11311156B2Instrumented toilet seatHALL LABS LLC·Filed 2019·Granted Apr 26, 2022·2 cites·18 claims
- 2475US10167617B2Modular toilet system and componentsHALL DAVID R·Filed 2017·Granted Jan 1, 2019·1 cites·12 claims
- 2569US11635424B2Medical toilet with aptamer sensors to analyze urineMEDIC INC·Filed 2020·Granted Apr 25, 2023·0 cites·19 claims
- 2668US10258261B2System for analyzing customized test stripsHALL DAVID R·Filed 2017·Granted Apr 16, 2019·1 cites·20 claims
- 2768US10077897B2Toilet with an LED diffuser stripHALL DAVID R·Filed 2016·Granted Sep 18, 2018·1 cites·18 claims
- 2866US10441252B2Medical toilet with user customized health metric validation systemHALL DAVID R·Filed 2016·Granted Oct 15, 2019·1 cites·20 claims
- 2966US10072406B2Quiet toilet apparatusHALL DAVID R·Filed 2016·Granted Sep 11, 2018·1 cites·2 claims
- 3065US10888278B2Method of monitoring health while using a toiletMEDIC INC·Filed 2016·Granted Jan 12, 2021·1 cites·21 claims
- 3164US9751546B2Wheeled ladder caddySpruth Michael Paul·Filed 2016·Granted Sep 5, 2017·6 cites·17 claims
- 3263US10062370B1Impedance matching toilet seatHALL DAVID R·Filed 2016·Granted Aug 28, 2018·0 cites·20 claims
- 3362US10204611B2Toilet seat which dispenses ultrasound gel and performs an ultrasound analysis of a user's thighHALL DAVID R·Filed 2017·Granted Feb 12, 2019·0 cites·20 claims
- 3459US4343465ASpring type arm wrestling deviceALLEN DAN V·Filed 1980·Granted Aug 10, 1982·30 cites·7 claims
- 3556US10139381B2Toilet for filtering and analyzing gas components of excretiaHALL DAVID R·Filed 2016·Granted Nov 27, 2018·0 cites·1 claims
- 3656US10060112B1Toilet system for detecting tags in pharmaceutical and nutritional products which are excreted in solid wasteHALL DAVID R·Filed 2017·Granted Aug 28, 2018·0 cites·20 claims
- 3754US9915060B2Rinsing toilet seatHALL DAVID R·Filed 2016·Granted Mar 13, 2018·0 cites·19 claims
- 3853US10191044B2Flushable test stripHALL DAVID R·Filed 2017·Granted Jan 29, 2019·0 cites·20 claims
- 3952US2018321218A1Medical Toilet with Aptamer Sensors to Analyze UrineHALL DAVID R·Filed 2017·Application pending·0 cites
- 4051US10203305B1Tandem ion modulator for characterizing larger biomolecules in a differential mobility spectrometerHALL DAVID R·Filed 2017·Granted Feb 12, 2019·0 cites·20 claims
- 4151US2010283224A1Guide System for a Boat TrailerALLEN DAN·Filed 2009·Application pending·0 cites
- 4250US10088458B2Staged Preconcentration and parallel column gas chromatographyHALL DAVID R·Filed 2016·Granted Oct 2, 2018·0 cites·20 claims
- 4350US2018084959A1Instrumented Toilet SeatHALL DAVID R·Filed 2016·Application pending·0 cites
- 4449US10444144B2Identification of consumed drugs and food by unique near infrared tag librariesHALL DAVID R·Filed 2017·Granted Oct 15, 2019·0 cites·20 claims
- 4549US10241122B2Method of measuring artificial sweeteners in bodily waste to identify and quantify drug consumptionHALL DAVID R·Filed 2017·Granted Mar 26, 2019·0 cites·20 claims
- 4649US2023284754A1Ring with adaptive force regionHAPPY HEALTH INC·Filed 2021·Application pending·0 cites
- 4748US10408849B2Method of determining consumption of decayed drug through drug taggantsHALL DAVID R·Filed 2017·Granted Sep 10, 2019·0 cites·17 claims
- 4848US10409960B2Full cycle remote pharmacyHALL DAVID R·Filed 2016·Granted Sep 10, 2019·0 cites·14 claims
- 4948US10182789B2Toilet with stethoscopeHALL DAVID R·Filed 2017·Granted Jan 22, 2019·0 cites·4 claims
- 5048US9993161B1Excrement-based body temperature measurement deviceHALL DAVID R·Filed 2016·Granted Jun 12, 2018·0 cites·19 claims
Showing the top 50 of 80 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →