William A. Hatsell

EX ExxonMobil: 3 patents #3,051 of 10,161Top 35%

🗺 Pennsylvania: #23,606 of 74,527 inventorsTop 35%

Overall (All Time): #1,685,656 of 4,157,543Top 45%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
4265553	Ribbon threading assembly for an impact printer	—	1981-05-05
4203676	Ribbon mounting apparatus	—	1980-05-20
4203677	Printer ribbon lift assembly	—	1980-05-20