Inventor · North Newton, KS, US

Harlan John Bartel

28Patents
10h-index
10Co-inventors
72Inventor score

Filing activity: Jun 6, 1997 → Nov 22, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5913802A Single lever drivewheel steering power lawn mower Human Necessities 98 Expired
US6729115B2 Mower with combined steering an brake levers Human Necessities 76 Expired
US6434917B1 Mower with combined steering and brake levers Human Necessities 66 Expired
US8240420B1 Steering mechanism Performing Operations; Transporting 29 Active
US9616837B1 Forward folding roll bar assembly Performing Operations; Transporting 20 Active
US8528924B1 Rollover protection system Performing Operations; Transporting 18 Active
US8905434B1 Rollover protection apparatus Performing Operations; Transporting 16 Active
US6874308B1 Tilting deck lawn mower Human Necessities 14 Expired
US9327632B1 Translating cargo bed Performing Operations; Transporting 13 Active
US7740091B2 Drive wheel steering system for lawnmower Human Necessities 12 Active
US9327670B1 Rollover protection apparatus Performing Operations; Transporting 10 Active
US9573548B2 Operator protection apparatus with an over-center linkage Mechanical Engineering; Lighting; Heating 9 Active
US8955832B1 Seat suspension for terrain working vehicles Performing Operations; Transporting 8 Active
US8157316B1 Translating cargo bed Performing Operations; Transporting 5 Active
US10334780B2 Mower with folding frame Human Necessities 5 Active
US10493939B2 Lever-actuated operator protection apparatus Mechanical Engineering; Lighting; Heating 5 Active
US10377333B2 Deployable operator protection apparatus with an over-center linkage Performing Operations; Transporting 4 Active
US10562479B2 Operator protection apparatus with an over-center linkage Mechanical Engineering; Lighting; Heating 4 Active
US10442385B2 Rollover protection apparatus Performing Operations; Transporting 3 Active
US10981589B1 Steering mechanism Performing Operations; Transporting 3 Active
US11724658B2 Control system for a terrain working vehicle having an operator protection apparatus Mechanical Engineering; Lighting; Heating 1 Active
US11247627B2 Deployable operator protection apparatus with an over-center linkage Performing Operations; Transporting 1 Active
US11198408B2 Control system for a terrain working vehicle having an operator protection apparatus Mechanical Engineering; Lighting; Heating 1 Active
US10939616B2 Height adjustment for a mower Human Necessities 1 Active
US10414374B1 Lockable device for disabling a control lever Fixed Constructions 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.