Kevin KAUFFOLD

Follow

Person

Des Moines, IA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method and system of ignition interlock device calibration and clea...
- Patent number 12,085,546
- Issue date Sep 10, 2024
- Consumer Safety Technology, LLC
- David L. Smith
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND SYSTEM OF IGNITION INTERLOCK DEVICE CALIBRATION AND CLEA...
- Publication number 20220365050
- Publication date Nov 17, 2022
- Consumer Safety Technology LLC
- David L. SMITH
- B60 - VEHICLES IN GENERAL