DM

David F. Manz

General Motors: 4 patents #3,733 of 18,328Top 25%
📍 Bloomfield Hills, MI: #317 of 1,072 inventorsTop 30%
🗺 Michigan: #22,048 of 86,293 inventorsTop 30%
Overall (All Time): #1,310,357 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4213652 Linear locking seat belt retractor Clarence C. Irwin, John T. Auman 1980-07-22
4206662 Locking differential for a four-wheel drive system having a coast-release mechanism 1980-06-10
4203618 Passive occupant restraint system William R. Frank 1980-05-20
4200308 Linear locking seat belt retractor Clarence C. Irwin 1980-04-29