Robert E. Willow

📍 Benicia, CA: #88 of 234 inventorsTop 40%

🗺 California: #149,087 of 386,348 inventorsTop 40%

Overall (All Time): #1,627,487 of 4,157,543Top 40%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
6047505	Expandable base bearing pile and method of bearing pile installation	—	2000-04-11
5531409	Flange bearing bolted rail frog for railroad turnouts and crossings	—	1996-07-02
5375797	Compound geometry rail switch	—	1994-12-27