JL

John E. Van Leeuwen

FR Field Systems Research: 5 patents #1 of 2Top 50%
📍 Lake Oswego, OR: #226 of 769 inventorsTop 30%
🗺 Oregon: #7,313 of 28,073 inventorsTop 30%
Overall (All Time): #914,682 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
D1083020 Furrowed O-ring 2025-07-08
D1052042 Fishing line accessory 2024-11-19
11109580 Fishing line accessory systems, methods, and apparatuses Frank S. Rosenbloom 2021-09-07
9867365 Fishing line accessory systems, methods, and apparatuses Frank S. Rosenbloom 2018-01-16
8950107 Fishing line accessory systems, methods, and apparatuses Frank S. Rosenbloom 2015-02-10