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James W. Gaffrig

Chicago, IL: #5,168 of 13,327 inventorsTop 40%

Illinois: #34,584 of 84,256 inventorsTop 45%

Overall (All Time): #2,340,935 of 4,157,543Top 60%

2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4643272	Marine muffler for water-cooled internal combustion engines	—	1987-02-17
4622850	Marine pitot tube	—	1986-11-18