Alva J. Bishop

📍 Zanesville, OH: #12 of 67 inventorsTop 20%

🗺 Ohio: #18,857 of 73,341 inventorsTop 30%

Overall (All Time): #1,299,548 of 4,157,543Top 35%

Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
5000091	Contact ink stamping apparatus	—	1991-03-19
4962703	Self supply automatic ink stamping device	—	1990-10-16
4718341	Contact ink stamping apparatus	—	1988-01-12
4423680	Automatic contact ink stamping apparatus	—	1984-01-03