IFI

Patent Intelligence & Technology Report

Class Distribution for 1990-1999

427 - COATING PROCESSES (IPC B05D, C23C)

       1999  1998  1997  1996  1995  1994  1993  1992  1991  1990  Total

PPG INDUSTRIES INC
          3     3     5     5     5     3     1     1     2     6     34
MORTON INTERNATIONAL INC
          2     4     2     2     3     1     2     0     0     0     16
AEROSPATIALE SOC NATIONALE INDUSTRIELLE FR
          0     3     2     4     1     3     0     1     0     0     14
DEGUSSA DE
          0     2     0     3     3     1     1     1     2     0     13
IMPERIAL CHEMICAL INDUSTRIES LTD GB
          1     2     1     1     1     2     0     1     3     1     13
LAM RESEARCH CORP
          3     2     0     1     0     0     1     2     0     1     10
WACKER-CHEMIE GMBH DE
          1     1     2     0     2     0     0     1     3     0     10
SHOWA DENKO K K JP
          1     1     0     1     1     0     3     0     1     1      9
HITACHI CHEMICAL CO LTD JP
          0     0     0     0     1     2     2     1     1     1      8
RHONE-POULENC CHIMIE FR
          1     2     1     1     1     1     0     0     1     0      8
SCHERING AG DE
          0     0     0     0     0     0     1     0     4     3      8
BETZDEARBORN INC
          0     0     6     1     0     0     0     0     0     0      7
BOC GROUP INC THE
          2     0     0     2     1     2     0     0     0     0      7
READ-RITE CORP
          2     0     1     2     1     0     1     0     0     0      7
HARVARD COLLEGE, PRESIDENT & FELLOWS OF
          1     0     0     0     0     1     2     2     0     0      6
IOWA STATE UNIVERSITY RESEARCH FOUNDATION INC
          1     0     0     0     3     1     0     0     0     1      6
PLANCK-GESELL, MAX- ZUR FORDERUNG DER WISSENSCHAFTEN DE
          1     1     1     0     0     0     0     1     0     2      6
ATLANTIC RICHFIELD CO
          0     0     1     0     0     1     3     0     0     0      5
DEUTSCHE FORSCHUNGSANSTALT FUR LUFT- UND RAUMFAHRT E V DE
          0     2     0     0     0     2     1     0     0     0      5
ENGELHARD CORP
          1     3     0     0     0     1     0     0     0     0      5
IDEMITSU KOSAN CO LTD JP
          1     0     0     1     0     1     0     2     0     0      5
NITTO DENKO CORP JP
          0     1     0     1     0     0     0     2     1     0      5
CHISSO CORP JP
          1     0     0     1     0     0     1     0     1     0      4
FRANCE TELECOM S A FR
          1     1     0     0     1     0     1     0     0     0      4
JOHNSON, S C & SON INC
          0     1     1     1     0     0     1     0     0     0      4

Total    23    29    23    27    24    22    21    15    19    16    219