HH

Heinrich J. Hempelmann

NI Ni Industries: 14 patents #1 of 22Top 5%
HA Harman Automotive: 1 patents #2 of 8Top 25%
NI Norris Industries: 1 patents #8 of 17Top 50%
📍 Livonia, MI: #83 of 1,586 inventorsTop 6%
🗺 Michigan: #5,401 of 86,293 inventorsTop 7%
Overall (All Time): #302,979 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
5959790 Breakaway mirror construction and method of assembly 1999-09-28
5056872 Wheel trim 1991-10-15
5010857 Rocker arm Eugene P. Manier 1991-04-30
4943121 Wheel trim 1990-07-24
4900096 Wheel trim Thomas J. Mack 1990-02-13
4884851 Wheel trim retention Eugene M. Pruss 1989-12-05
4844551 Wheel trim for automotive vehicle 1989-07-04
D301864 Simulated wire wheel cover 1989-06-27
4819991 Wheel trim retention system Norbert F. Ostrowski, Larry N. Bouman 1989-04-11
4749234 Anti-rotation/retention clip for wheel trim 1988-06-07
4723818 Wheel trim center retention system Hans R. Beisch 1988-02-09
4699434 Plastic wheel trim 1987-10-13
4683629 Simulated wire wheel trim 1987-08-04
4669787 Simulated wire wheel trim 1987-06-02
4576415 Wheel trim retention system 1986-03-18
4231619 Wheel trim retention means Hans R. Beisch 1980-11-04