IFI
Patent Intelligence & Technology Report
Class Distribution for 1990-1999
033 - GEOMETRICAL INSTRUMENTS (IPC G01B, G01C, B43L)
1999 1998 1997 1996 1995 1994 1993 1992 1991 1990 Total
TOPCON K K JP
4 2 3 1 1 1 0 0 0 0 12
DEUTSCHE FORSCHUNGSANSTALT FUR LUFT- UND RAUMFAHRT E V DE
0 1 0 1 1 0 0 0 0 0 3
FANUC LTD JP
0 0 0 0 0 1 1 0 0 0 2
TOSHIBA KIKAI K K JP
0 1 0 0 1 0 0 0 0 0 2
AEROSPATIALE SOC NATIONALE INDUSTRIELLE FR
0 0 0 0 0 0 0 0 1 0 1
DRESSER INDUSTRIES INC
0 0 0 0 0 0 0 1 0 0 1
MORTON INTERNATIONAL INC
0 0 0 0 1 0 0 0 0 0 1
NATIONALE D'ETUDE ET DE CONSTR DE MOTEURS D'AVIATION FR
0 0 0 0 1 0 0 0 0 0 1
NTN CORP JP
0 0 1 0 0 0 0 0 0 0 1
PPG INDUSTRIES INC
0 0 0 0 0 0 0 0 0 1 1
READ-RITE CORP
0 0 0 1 0 0 0 0 0 0 1
Total 4 4 4 3 5 2 1 1 1 1 26