WS

William Stephens

DI Diasonics: 2 patents #9 of 53Top 20%
PT Princeton Tectonics: 1 patents #12 of 22Top 55%
Overall (All Time): #756,641 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
D507086 Canister for air filtration system James D. Bonner 2005-07-05
D405202 Personal headlamp Michael J. Fattori, Joseph P. Polak, Michael SaFranko, Jr., Arthur W. Stephens, Jeffrey C. Stephens 1999-02-02
5473143 ATM/POS based electronic mail system Hugo Vak, Fred C. Zimmerman 1995-12-05
5265033 ATM/POS based electronic mail system Hugo Vajk 1993-11-23
5134988 Lens assembly for focusing energy James W. Pell, Gerald Hansen, Alan Robert Selfridge 1992-08-04
5033456 Acoustical lens assembly for focusing ultrasonic energy James W. Pell, Gerald Hansen, Alan Robert Selfridge 1991-07-23
5019000 Method and apparatus for preventing eyeglasses from sinking in water 1991-05-28