JH

John A. B. Hirst

RL Rotabolt Limited: 1 patents #2 of 3Top 70%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Wolverhampton, IL: #1 of 2 inventorsTop 50%
Overall (All Time): #1,649,238 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5584627 Load indicating fasteners Stanley Ceney 1996-12-17
4909685 Fastener, power tool for use with same and method tightening the fastener 1990-03-20
4525114 Fastener device 1985-06-25