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Herman Quast Patents |
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Inventor: Quast; Herman
Address: Burlington, CA
No. of patents: 2
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 4912458 |
Sobriety interlock with service reminder |
March 27, 1990 |
| A sobriety interlock of the type connectable to a machine such as a vehicle and normally operating to disable the machine from starting unless a breath sobriety test is passed, is equipped with a service reminder timer operable to initiate an appropriate indication when the interlock is |
| 4901058 |
Sobriety interlock with bypass detection |
February 13, 1990 |
| A sobriety interlock is connectable to a machine such as a vehicle and normally operates to disable the machine from starting unless one or more preconditions, such as the passage of a breath sobriety test, is satisfied. In the event the interlock is bypassed,i.e. the machine started |
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