EW

Ernest C. Wittke

TL The Singer Company Limited: 4 patents #66 of 510Top 15%
📍 West Caldwell, NJ: #33 of 164 inventorsTop 25%
🗺 New Jersey: #12,389 of 69,400 inventorsTop 20%
Overall (All Time): #766,907 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5184981 Cam loaded continuously variable transmission 1993-02-09
RE33126 Gear assisted continuously variable transmission 1989-12-12
4769882 Method for making piezoelectric sensing elements with gold-germanium bonding layers Carol Zwick Rosen 1988-09-13
4761743 Dynamic system analysis in a vibrating beam accelerometer 1988-08-02
4682511 Gear assisted continuously variable transmission 1987-07-28
4358839 Absolute digital clock system 1982-11-09
4276512 Phase detector for phase locked loops 1981-06-30