IFI
Patent Intelligence & Technology Report
Class Distribution for 1990-1999
174 - ELECTRICITY: CONDUCTORS AND INSULATORS (IPC H01B, H02G, H05K, H01R)
1999 1998 1997 1996 1995 1994 1993 1992 1991 1990 Total
HUBBELL INC
4 6 5 1 10 4 6 1 4 5 46
SQUARE D CO
1 3 0 1 2 0 0 0 4 3 14
SCHNEIDER ELECTRIC S A FR
1 2 2 0 0 0 0 0 0 0 5
FANUC LTD JP
0 0 1 1 0 1 0 0 0 1 4
HITACHI CHEMICAL CO LTD JP
0 0 0 1 1 0 2 0 0 0 4
NITTO DENKO CORP JP
0 0 0 2 1 0 0 0 0 0 3
BORG-WARNER AUTOMOTIVE INC
0 0 0 2 0 0 0 0 0 0 2
MITSUI MINING & SMELTING CO LTD JP
1 0 0 0 0 0 0 0 1 0 2
MITSUMI ELECTRIC CO LTD JP
1 0 1 0 0 0 0 0 0 0 2
AEROSPATIALE SOC NATIONALE INDUSTRIELLE FR
0 0 0 0 0 1 0 0 0 0 1
BERG TECHNOLOGY INC
0 1 0 0 0 0 0 0 0 0 1
IDEMITSU KOSAN CO LTD JP
1 0 0 0 0 0 0 0 0 0 1
IOMEGA CORP
0 0 1 0 0 0 0 0 0 0 1
MASSACHUSETTS, UNIVERSITY OF
0 0 0 0 0 0 1 0 0 0 1
PACESETTER INC
0 0 0 1 0 0 0 0 0 0 1
PENN STATE RESEARCH FOUNDATION THE
0 0 0 1 0 0 0 0 0 0 1
PLANCK-GESELL, MAX- ZUR FORDERUNG DER WISSENSCHAFTEN DE
0 0 0 0 1 0 0 0 0 0 1
SMC CORP JP
1 0 0 0 0 0 0 0 0 0 1
THOMSON MULTIMEDIA S A FR
0 1 0 0 0 0 0 0 0 0 1
Total 10 13 10 10 15 6 9 1 9 9 92