Home › Inventors › David Simko

David Simko — 1 Patent

Solon, OH: #341 of 517 inventorsTop 70%

Ohio: #42,657 of 73,341 inventorsTop 60%

Overall (All Time): #4,111,226 of 4,157,543Top 100%

1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4201366	Bellows valve	Oliver L. Danko, Bernard J. Gallagher, Earl D. Shufflebarger, Edward E. Kish	1980-05-06