ES

Edwin W. Speicher

MC M. E. Cunningham: 14 patents #1 of 1Top 100%
📍 Pittsburgh, PA: #515 of 7,570 inventorsTop 7%
🗺 Pennsylvania: #5,397 of 74,527 inventorsTop 8%
Overall (All Time): #358,043 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
5251555 Method and apparatus for simultaneously forming a plurality of characters on the surface of an object 1993-10-12
5190384 Dome and round parts rotary marker 1993-03-02
5023437 Bar code marking the surface of an object 1991-06-11
4930912 Apparatus for movably supporting an object to be marked 1990-06-05
4898485 Method and apparatus for marking on an arcuate surface 1990-02-06
4848942 Method and apparatus for marking on an arcuate surface 1989-07-18
4815868 Apparatus for movably supporting an object to be marked 1989-03-28
4810867 Bar code marking the surface of an object 1989-03-07
4741637 Marking pin for programmable marking machine 1988-05-03
4652156 Programmable marking machine 1987-03-24
4591279 Marking machine for forming variable sized characters 1986-05-27
4557191 Multiple movement marking machine 1985-12-10
4410287 Single wheel billet marker 1983-10-18
4227454 Hydraulically operated drum series printer 1980-10-14