Inventor

BIBLER DEREK

US3 patents

⚠️ This page may combine multiple inventors who share the name “BIBLER DEREK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DANGROW JOSEPH

2 patents

USD887581SJun 16, 2020

Ladder top

DANGROW JOSEPH11 citations79

US10801263B2Oct 13, 2020

Ladder with top for holding an impact driver and method

DANGROW JOSEPH9 citations77

WERNER CO

1 patent

US12473782B2Nov 18, 2025

Multi-position ladder and portions thereof

WERNER CO0 citations36