Inventor · disambiguated record
James M. Heim
Also filed as: HEIM JAMES M
20 granted patents·3 pending applications·55 citations·filing 1998–2024
91Inventor score
Files withPERCEPTIVE SENSOR TECH INC16PERCEPTIVE SENSOR TECH LLC4LANDRUM MICHAEL1SPX CORP1WARNER ELECTRIC TECHNOLOGY INC1
Top patents by PatentIndex Score
23 records- 0197US11585690B2Multi-path acoustic signal improvement for material detectionPERCEPTIVE SENSOR TECH INC·Filed 2021·Granted Feb 21, 2023·5 cites·12 claims
- 0297US11536696B2In-wall multi-bounce material property detection and acoustic signal amplificationPERCEPTIVE SENSOR TECH INC·Filed 2021·Granted Dec 27, 2022·11 cites·20 claims
- 0396US11788904B2Acoustic temperature measurement in layered environmentsPERCEPTIVE SENSOR TECH INC·Filed 2022·Granted Oct 17, 2023·5 cites·17 claims
- 0494US11729537B2Variable angle transducer interface blockPERCEPTIVE SENSOR TECH INC·Filed 2021·Granted Aug 15, 2023·5 cites·13 claims
- 0586US11846537B2Non-linear ultrasound method and apparatus for quantitative detection of materialsPERCEPTIVE SENSOR TECH LLC·Filed 2021·Granted Dec 19, 2023·1 cites·19 claims
- 0683US12416605B2Acoustic signal material identification with nanotube couplantPERCEPTIVE SENSOR TECH INC·Filed 2024·Granted Sep 16, 2025·0 cites·14 claims
- 0781US11231311B2Non-linear ultrasound method and apparatus for quantitative detection of materialsPERCEPTIVE SENSOR TECH LLC·Filed 2020·Granted Jan 25, 2022·1 cites·19 claims
- 0880US11940420B2Acoustic signal material identification with nanotube couplantPERCEPTIVE SENSOR TECH INC·Filed 2023·Granted Mar 26, 2024·0 cites·20 claims
- 0978US2023273062A1Non-linear ultrasound method and apparatus for quantitative detection of materialsPERCEPTIVE SENSOR TECH INC·Filed 2023·Application pending·0 cites
- 1076US2023204404A1Multi-path acoustic signal improvement for material detectionPERCEPTIVE SENSOR TECH INC·Filed 2023·Application pending·0 cites
- 1172US6194803B1Sound damping armature assembly for an electromagnetic couplingWARNER ELECTRIC TECHNOLOGY INC·Filed 1998·Granted Feb 27, 2001·22 cites·9 claims
- 1269US8192173B2Pressure compensated and constant horsepower pumpLANDRUM MICHAEL·Filed 2007·Granted Jun 5, 2012·4 cites·14 claims
- 1368US11525743B2Acoustic temperature measurement in layered environmentsPERCEPTIVE SENSOR TECH INC·Filed 2021·Granted Dec 13, 2022·0 cites·20 claims
- 1467US11143533B2Non-linear ultrasound method and apparatus for quantitative detection of materials (liquids, gas, plasma)PERCEPTIVE SENSOR TECH LLC·Filed 2021·Granted Oct 12, 2021·0 cites·16 claims
- 1566US10996089B2Non-linear ultrasound method and apparatus for quantitative detection of materials (liquids, gas, plasma)PERCEPTIVE SENSOR TECH LLC·Filed 2020·Granted May 4, 2021·0 cites·13 claims
- 1665US11549839B2Systems and methods for determining floating roof level tilt and characterizing runoffPERCEPTIVE SENSOR TECH INC·Filed 2021·Granted Jan 10, 2023·0 cites·16 claims
- 1764US11604294B2Determining layer characteristics in multi-layered environmentsPERCEPTIVE SENSOR TECH INC·Filed 2022·Granted Mar 14, 2023·0 cites·18 claims
- 1863US7950910B2Piston cartridgeSPX CORP·Filed 2007·Granted May 31, 2011·1 cites·20 claims
- 1962US11946905B2Evaluation of fluid quality with signalsPERCEPTIVE SENSOR TECH INC·Filed 2021·Granted Apr 2, 2024·0 cites·19 claims
- 2062US11860014B2Acoustic signal detection of material composition in static and dynamic conditionsPERCEPTIVE SENSOR TECH INC·Filed 2023·Granted Jan 2, 2024·0 cites·20 claims
- 2159US11525809B2Apparatus, system, and method for the detection of objects and activity within a containerPERCEPTIVE SENSOR TECH INC·Filed 2021·Granted Dec 13, 2022·0 cites·20 claims
- 2258US11994494B2Multi-bounce acoustic signal material detectionPERCEPTIVE SENSOR TECH INC·Filed 2021·Granted May 28, 2024·0 cites·16 claims
- 2345US2022178469A1Techniques for determining valve state and material presence/absence utilizing non-contact acousticsPERCEPTIVE SENSOR TECH INC·Filed 2021·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when James M. Heim 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 →