Inventor · disambiguated record
Nathaniel K. Harshman
Also filed as: HARSHMAN NATHANIEL · HARSHMAN NATHANIEL K · HARSHMAN NATHANIEL KEITH
21 granted patents·11 pending applications·13 citations·filing 2016–2024
90Inventor score
Files withCATERPILLAR INC32
Top patents by PatentIndex Score
32 records- 0186US11230820B2Circle drive system for a grading machineCATERPILLAR INC·Filed 2019·Granted Jan 25, 2022·4 cites·20 claims
- 0275US12209385B2Circle drive system for a grading machineCATERPILLAR INC·Filed 2022·Granted Jan 28, 2025·0 cites·20 claims
- 0375US11578471B2Circle drive system with clutch protection in motor gradersCATERPILLAR INC·Filed 2020·Granted Feb 14, 2023·1 cites·16 claims
- 0474US11572669B2Circle drive control system for a grading machineCATERPILLAR INC·Filed 2019·Granted Feb 7, 2023·2 cites·20 claims
- 0574US11453996B2Sealing assemblyCATERPILLAR INC·Filed 2019·Granted Sep 27, 2022·2 cites·20 claims
- 0671US11603642B2Pin for coupler assembliesCATERPILLAR INC·Filed 2019·Granted Mar 14, 2023·1 cites·20 claims
- 0769US11041286B2Retention assembly for grader machine bladeCATERPILLAR INC·Filed 2017·Granted Jun 22, 2021·2 cites·20 claims
- 0867US12018453B2Retention assembly for grader machine bladeCATERPILLAR INC·Filed 2021·Granted Jun 25, 2024·0 cites·20 claims
- 0965US11447927B2Support assembly for a grading machineCATERPILLAR INC·Filed 2019·Granted Sep 20, 2022·1 cites·20 claims
- 1064US12345005B2Dual stage lift system for a snow wingCATERPILLAR INC·Filed 2022·Granted Jul 1, 2025·0 cites·20 claims
- 1164US2025347083A1Circle assembly for implementCATERPILLAR INC·Filed 2024·Application pending·0 cites
- 1263US2025198115A1System for slidably retaining moldboards of grading machinesCATERPILLAR INC·Filed 2023·Application pending·0 cites
- 1363US2025034835A1Moldboard modular rail designCATERPILLAR INC·Filed 2023·Application pending·0 cites
- 1463US2025146250A1Motor grader quick change work attachmentCATERPILLAR INC·Filed 2023·Application pending·0 cites
- 1563US2025154743A1System and Method of Monitoring and Adjusting Blade Pitch to Inhibit Blade DamageCATERPILLAR INC·Filed 2023·Application pending·0 cites
- 1662US12454798B2Snow wing assembly having independent rotational controlsCATERPILLAR INC·Filed 2022·Granted Oct 28, 2025·0 cites·19 claims
- 1762US2025198101A1Snow wing linkageCATERPILLAR INC·Filed 2023·Application pending·0 cites
- 1862US2025154742A1Grader machine including moldboard mounting assembly with bump stopsCATERPILLAR INC·Filed 2023·Application pending·0 cites
- 1962US2025223777A1Circle assembly for implementCATERPILLAR INC·Filed 2024·Application pending·0 cites
- 2060US11976716B2Seal assembly for a grading machineCATERPILLAR INC·Filed 2019·Granted May 7, 2024·0 cites·20 claims
- 2158US12492528B2Hydraulic systems for grading machinesCATERPILLAR INC·Filed 2021·Granted Dec 9, 2025·0 cites·20 claims
- 2251US11610440B2Remaining useful life prediction for a component of a machineCATERPILLAR INC·Filed 2019·Granted Mar 21, 2023·0 cites·20 claims
- 2350US11268258B2Extendable scarifier systemCATERPILLAR INC·Filed 2020·Granted Mar 8, 2022·0 cites·15 claims
- 2450US11236486B2Multipiece v-rail wear stripCATERPILLAR INC·Filed 2019·Granted Feb 1, 2022·0 cites·19 claims
- 2547US11505912B2Motor grader circle drawbar debris removerCATERPILLAR INC·Filed 2019·Granted Nov 22, 2022·0 cites·20 claims
- 2644US10458081B2Work attachment for motor graderCATERPILLAR INC·Filed 2017·Granted Oct 29, 2019·0 cites·17 claims
- 2740US11492779B2Circle drive system for a grading machineCATERPILLAR INC·Filed 2019·Granted Nov 8, 2022·0 cites·18 claims
- 2840US11352762B2Coupler assembly to rotatably couple brackets to beamsCATERPILLAR INC·Filed 2019·Granted Jun 7, 2022·0 cites·20 claims
- 2937US2019063569A1TurnbuckleCATERPILLAR INC·Filed 2017·Application pending·0 cites
- 3034USD1102489SCircle assembly for a motor graderCATERPILLAR INC·Filed 2024·Granted Nov 18, 2025·0 cites·1 claims
- 3134US2018080194A1Drawbar assembly for motor graderCATERPILLAR INC·Filed 2016·Application pending·0 cites
- 3232US2016215814A1Housing of a ball joint assemblyCATERPILLAR INC·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →