IFI

Patent Intelligence & Technology Report

Class Distribution for 1990-1999 

396 - PHOTOGRAPHY (IPC G03B, G03D)

       1999  1998  1997  1996  1995  1994  1993  1992  1991  1990  Total

SENSORMATIC ELECTRONICS CORP
          1     0     1     0     2     0     1     0     0     0      5
TOPCON K K JP
          0     0     0     1     0     0     2     0     1     0      4

Total     1     0     1     1     2     0     3     0     1     0      9