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Richard Frankowski — 4 Patents

North Mobile, AL: #1 of 1 inventorsTop 100%

Alabama: #1,893 of 10,951 inventorsTop 20%

Overall (All Time): #1,286,705 of 4,157,543Top 35%

4 Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
5800643	Pneumatic inner tire	—	1998-09-01
5391226	Rubber-crumb-reinforced cement concrete	—	1995-02-21
5290356	Rubber crumb-reinforced cement concrete	—	1994-03-01
4596389	Tennis ball	—	1986-06-24