HL

Helmut Leptien

VA Volkswagenwerk Ag: 2 patents #36 of 159Top 25%
Volkswagen: 1 patents #1,423 of 3,450Top 45%
Overall (All Time): #1,671,522 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4859159 Spiral compressor with setback portion on radially outer peripheral wall 1989-08-22
4324208 Internal combustion engine with a sound insulating casing Hermann Danckert 1982-04-13
4308001 Heat pump compressor integrated in an internal-combustion engine Peter Hofbauer 1981-12-29