Patents
.us
Search
Marketplace
Patent My Idea
Patents
/
Inventors
David L Schaeffer
Louisville, OH
US
5 patents
4 Patents
US12529404
2026
Slack Adjuster Assembly for Drum Braking Systems
Hendrickson USA, L.L.C.
0 cites
US12305728
2025
Slack Adjuster Assembly for Heavy-duty Vehicles
Hendrickson USA, L.L.C.
0 cites
US11891141
2024
Knuckle for a Self-steering Axle/suspension System
Hendrickson USA, L.L.C.
0 cites
US11746846
2023
Slack Adjuster Assembly for Drum Braking Systems
Hendrickson USA, L.L.C.
0 cites