Alan R. Helfinstine

Follow

Person

Brooklyn Center, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Dual GPS timer apparatus and method
- Patent number 5,461,388
- Issue date Oct 24, 1995
- Honeywell Inc.
- John D. Applegate
- G01 - MEASURING TESTING
Information Patent Grant
Multi-channel data receiver system
- Patent number 5,424,949
- Issue date Jun 13, 1995
- Honeywell Inc.
- John D. Applegate
- G06 - COMPUTING CALCULATING COUNTING