JK

James K. Kung

WC W.R. Grace & Co.-Conn.: 5 patents #144 of 1,045Top 15%
W& W. R. Grace &: 1 patents #186 of 433Top 45%
📍 Lexington, MA: #751 of 2,299 inventorsTop 35%
🗺 Massachusetts: #20,307 of 88,656 inventorsTop 25%
Overall (All Time): #890,084 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5389433 Battery separator Victor S. Chang, Richard C. Hartwig, Joseph T. Lundquist, Marc E. Parham, James A. Avtges +1 more 1995-02-14
5389471 Wettable battery separator for alkaline batteries 1995-02-14
5362582 Battery separator Victor S. Chang, Richard C. Hartwig, Joseph T. Lundquist, Marc E. Parham, James A. Avtges +1 more 1994-11-08
5298348 Battery separator for nickel/metal hydride batteries 1994-03-29
5154988 Deep cycle battery separators Wai Ming Choi 1992-10-13
4699857 Battery separator Richard T. Giovannoni, Wai Ming Choi 1987-10-13