EJ

Eric James Johannsen

Caterpillar: 51 patents #21 of 8,398Top 1%
Overall (All Time): #51,394 of 4,157,543Top 2%
51
Patents All Time

Issued Patents All Time

Showing 25 most recent of 51 patents

Patent #TitleCo-InventorsDate
12410831 Track bolt stretch device with nut and spacer 2025-09-09
12365406 Component monitoring based on magnetic signals Li Zhang 2025-07-22
12292337 Roller temperature monitoring Aaron Michael Tetzloff, David J. Hakes 2025-05-06
12286174 Roller mounting and roller block assemblies for ground-engaging track system David J. Hakes 2025-04-29
12275469 Track shoe assembly including a shoe plate and a grouser and related method of manufacture Kevin L. Steiner 2025-04-15
12233969 Center tread idler in ground-engaging track system dimensioned to form a sprocketed idler wear pattern David J. Hakes 2025-02-25
12221772 Component wear monitoring based on strain data 2025-02-11
12196549 Determining idler wear based on position of idler assembly 2025-01-14
12116058 Track shoe assembly including a shoe plate and a grouser and related method of manufacture Kevin L. Steiner, Jason L. Sebright, Donovan S. Clarke 2024-10-15
12078523 Predicting track assembly component failure using direct oil contact sensor device Michael Stephen Galat, Temitope Olayemi Akinlua 2024-09-03
11972646 Detecting sprocket segment wear based on machine drivetrain data 2024-04-30
11860061 Undercarriage wear measurement using a gyro sensor 2024-01-02
11820446 Ground-engaging track shoe having raised-relief fixturing surfaces 2023-11-21
11745811 Ground-engaging track shoe having weight relief channel 2023-09-05
11704942 Undercarriage wear prediction using machine learning model Li Zhang, Yanchai Zhang, Xuefei Hu, Daniel W. Hoyt 2023-07-18
11572076 Track wear detection based on pressure data and flow data 2023-02-07
11148736 Bushing for a track assembly Chandrasen Rameshlal Rathod, Scott E. Keele, Jason L. Sebright, Roger L. Recker, Arthur James Bland +2 more 2021-10-19
10882574 Method of track link manufacture 2021-01-05
10676143 Keyhole master track link Arthur James Bland 2020-06-09
10589808 Splined idler for scallop resistance 2020-03-17
10493574 Torque monitoring device Timothy Allen McKinley 2019-12-03
10407115 Master track link having gapped teeth 2019-09-10
10322760 Undercarriage clamping master track link Matthew William Trone, Roger L. Recker 2019-06-18
10322758 Track link with angled seal counterbore Jason L. Sebright 2019-06-18
10227099 Splined idler for scallop resistance 2019-03-12