DA

Donald E. Andrews

BF Bridgestone Firestone: 3 patents #57 of 276Top 25%
FA Fansteel: 1 patents #10 of 37Top 30%
Overall (All Time): #1,048,713 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6067848 Portable tire uniformity measurement system and method James F. Siegfried, William P. Stanfield, Gregory D. Chaplin 2000-05-30
5479974 Noise-reduction system for vehicle tires Gary C. Noggle 1996-01-02
5448910 Portable tire uniformity test machine Martin A. Yurjevich, David A. Johnson, James F. Siegfried, William P. Stanfield 1995-09-12
5244316 Borer-resistant waterfront retaining bulkhead William Wright 1993-09-14
4473125 Insert for drill bits and drill stabilizers Larry S. Addudle 1984-09-25