Inventor
ALLEN DAN
US57 patents
⚠️ This page may combine multiple inventors who share the name “ALLEN DAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HALL DAVID R
40 patentsUS9867513B1Jan 16, 2018
Medical toilet with user authentication
HALL DAVID R32 citations94
US9810686B1Nov 7, 2017
Urinalysis cassette and system
HALL DAVID R27 citations94
US9737181B1Aug 22, 2017
Self-cleaning helical drain toilet
HALL DAVID R22 citations94
US9595185B1Mar 14, 2017
User identifying toilet apparatus
HALL DAVID R42 citations94
US9939307B2Apr 10, 2018
Optical proximity sensor based toilet with fill tube proximity level sensing
HALL DAVID R16 citations92
US9822519B2Nov 21, 2017
Intelligent dispensing toilet bidet system
HALL DAVID R20 citations90
US10060111B2Aug 28, 2018
Toilet with air sampling exhaust
HALL DAVID R13 citations84
US9957705B2May 1, 2018
Helical drain for a toilet
HALL DAVID R7 citations84
US9845593B2Dec 19, 2017
Modular toilet system and components
HALL DAVID R12 citations84
US9743903B1Aug 29, 2017
Trending user feedback based on toilet noise detection
HALL DAVID R9 citations84
US10107665B2Oct 23, 2018
Toilet with flush jet fill tube flow meter
HALL DAVID R11 citations83
US9927302B1Mar 27, 2018
In-toilet apparatus for discrimination of urine and feces
HALL DAVID R13 citations83
US10383576B2Aug 20, 2019
Synthetic aperture photoplethysmography sensor
HALL DAVID R4 citations73
US10163614B1Dec 25, 2018
Ion modulator for characterizing larger biomolecules in a differential mobility spectrometer
HALL DAVID R3 citations73
US10123784B2Nov 13, 2018
In situ specimen collection receptacle in a toilet and being in communication with a spectral analyzer
HALL DAVID R2 citations73
US9920510B2Mar 20, 2018
Smart flush toilet system
HALL DAVID R4 citations73
US9801508B1Oct 31, 2017
Hidden hinge toilet seat and lid with water and electrical access
HALL DAVID R6 citations73
US9970949B1May 15, 2018
Method for identifying and tracking pharmaceutical and nutritional products using nanoparticles of different sizes and shapes
HALL DAVID R3 citations72
US9927448B1Mar 27, 2018
Method of measuring food dyes in bodily waste to identify and quantify drug consumption
HALL DAVID R2 citations72
US9913626B1Mar 13, 2018
Excreta-sampling and chilling toilet
HALL DAVID R3 citations72
US10918362B2Feb 16, 2021
Toilet volatile organic compound analysis system for urine
HALL DAVID R4 citations70
US10441252B2Oct 15, 2019
Medical toilet with user customized health metric validation system
HALL DAVID R1 citations62
US10258261B2Apr 16, 2019
System for analyzing customized test strips
HALL DAVID R1 citations62
US10167617B2Jan 1, 2019
Modular toilet system and components
HALL DAVID R1 citations62
US11224370B2Jan 18, 2022
In-toilet urinalysis system with capillary dispenser
HALL DAVID R0 citations52
US10893852B2Jan 19, 2021
Toilet bowl urine measurement instruments
HALL DAVID R0 citations52
US10191044B2Jan 29, 2019
Flushable test strip
HALL DAVID R0 citations52
US10077897B2Sep 18, 2018
Toilet with an LED diffuser strip
HALL DAVID R1 citations52
US10072406B2Sep 11, 2018
Quiet toilet apparatus
HALL DAVID R1 citations52
US10444144B2Oct 15, 2019
Identification of consumed drugs and food by unique near infrared tag libraries
HALL DAVID R0 citations51
US10408849B2Sep 10, 2019
Method of determining consumption of decayed drug through drug taggants
HALL DAVID R0 citations51
US10241122B2Mar 26, 2019
Method of measuring artificial sweeteners in bodily waste to identify and quantify drug consumption
HALL DAVID R0 citations51
US10139381B2Nov 27, 2018
Toilet for filtering and analyzing gas components of excretia
HALL DAVID R0 citations51
US10060112B1Aug 28, 2018
Toilet system for detecting tags in pharmaceutical and nutritional products which are excreted in solid waste
HALL DAVID R0 citations51
US9993161B1Jun 12, 2018
Excrement-based body temperature measurement device
HALL DAVID R0 citations51
US9915060B2Mar 13, 2018
Rinsing toilet seat
HALL DAVID R0 citations51
US10204611B2Feb 12, 2019
Toilet seat which dispenses ultrasound gel and performs an ultrasound analysis of a user's thigh
HALL DAVID R0 citations50
US10165980B2Jan 1, 2019
Toilet with a health monitoring torso belt
HALL DAVID R0 citations50
US10062370B1Aug 28, 2018
Impedance matching toilet seat
HALL DAVID R0 citations50
US10151623B2Dec 11, 2018
Thin weight scale
HALL DAVID R0 citations48
WARREN DAVID C
3 patentsMEDIC INC
2 patentsHAPPY HEALTH INC
1 patentHALL LABS LLC
1 patent(unassigned)
1 patentSpruth Michael Paul
1 patentINTEGRATED DEVICE TECH
1 patentShowing the top 50 of 57 patents by PatentIndex Score.