RH

Roger J. Halberg

PI Phillips & Temro Industries: 4 patents #9 of 33Top 30%
KE Kelsey-Hayes-Company: 1 patents #155 of 387Top 45%
📍 Savage, MN: #95 of 354 inventorsTop 30%
🗺 Minnesota: #13,602 of 52,454 inventorsTop 30%
Overall (All Time): #947,987 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11770876 Heater control system Steven W. Tonkin 2023-09-26
10774802 Intake air heating system for a vehicle Steven W. Tonkin, Jeremy N. DOUGLAS 2020-09-15
10221817 Intake air heating system for a vehicle Steven W. Tonkin, Jeremy N. DOUGLAS 2019-03-05
10077745 Intake air heating system for a vehicle Steven W. Tonkin, Jeremy N. DOUGLAS 2018-09-18
5977496 Switch sensor with internal shear pin design Dean McClenathan 1999-11-02