G. William Manzke, Jr.

BP Bell & Howell Phillipsburg: 2 patents #14 of 45Top 35%

📍 Quakertown, PA: #61 of 274 inventorsTop 25%

🗺 Pennsylvania: #15,920 of 74,527 inventorsTop 25%

Overall (All Time): #1,004,148 of 4,157,543Top 25%

Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #	Title	Co-Inventors	Date
D731397	Bus barrier door	—	2015-06-09
D719078	Bus barrier door	—	2014-12-09
8833831	Barrier system for protecting bus drivers	—	2014-09-16
5244200	Retractable-ramp accumulator and method	—	1993-09-14
4903955	Document stacking apparatus	—	1990-02-27