ES

Eugene J. Szymski

SB Schwinn Bicycle: 7 patents #1 of 25Top 4%
📍 Skokie, IL: #59 of 674 inventorsTop 9%
🗺 Illinois: #8,017 of 84,256 inventorsTop 10%
Overall (All Time): #474,949 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
5046723 Box beam bicycle type frame Rene Mraz 1991-09-10
4936570 Box beam bicycle type frame Rene Mraz 1990-06-26
D306626 Cycle exerciser Rene Mraz 1990-03-13
4772069 Longitudinally adjustable saddle mounting for cycle-type apparatus 1988-09-20
4757988 Cycle exerciser 1988-07-19
4712790 Cycle exerciser 1987-12-15
4673177 Resistance freewheel mechanism 1987-06-16
D289782 Exerciser frame Rene Mraz 1987-05-12
4438921 Calibration of load indicator for ergometric exerciser 1984-03-27
4291872 Ergometric exerciser with fluid-actuated indicator Frank P. Brilando 1981-09-29
4286696 Brake flywheel for bicycle-type ergometric exerciser Rene Mraz 1981-09-01