IS

Ira J. Silberman

DP Diversified Products: 14 patents #2 of 34Top 6%
📍 Opelika, AL: #5 of 100 inventorsTop 5%
🗺 Alabama: #415 of 10,951 inventorsTop 4%
Overall (All Time): #358,165 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
D330236 Seatless cycle exerciser Jack B. Jarriel 1992-10-13
D289153 Boat anchor 1987-04-07
4624457 Portable wall mounted exercise unit William J. Hill 1986-11-25
4546968 Adjustable bench mounted leg lift exerciser 1985-10-15
D280843 Horizontal sit-up exerciser Robert C. Kelley 1985-10-01
4508335 Sit-up exerciser Robert C. Kelley 1985-04-02
D277519 Weightlifter's vest 1985-02-12
4382596 Weight lifting type exercising device 1983-05-10
D268508 Portable wall mounted weight lifting exerciser William J. Hill, Robert C. Kelley 1983-04-05
4369966 Folding exercising apparatus Calvin E. James, Sr. 1983-01-25
4316609 Bench mounted weight lifting exerciser 1982-02-23
4302005 Laterally pivoted weight training device 1981-11-24
4199912 Method and apparatus for filling containers with a relatively viscous material Forrest Hood James, Jr. 1980-04-29
4193430 Method and apparatus for filling containers with a relatively viscous material Forrest Hood James, Jr. 1980-03-18