Inventor · disambiguated record
Haruo Serizawa
Also filed as: SERIZAWA HARUO
21 granted patents·625 citations·filing 1988–1997
96Inventor score
Top patents by PatentIndex Score
21 records- 0196US5346675AExhaust gas cleaning apparatusUSUI KOKUSAI SANGYO KK·Filed 1989·Granted Sep 13, 1994·102 cites·22 claims
- 0286US5374402AMetal-made honeycomb carrier bodyUSUI KOKUSAI SANGYO KK·Filed 1993·Granted Dec 20, 1994·61 cites·7 claims
- 0385US5137696AExhaust gas cleaning deviceUSUI KOKUSAI SANGYO KK·Filed 1990·Granted Aug 11, 1992·61 cites·5 claims
- 0478US5104627AExhaust gas cleaning apparatusUSUI KOKUSAI SANGYO KK·Filed 1989·Granted Apr 14, 1992·32 cites·13 claims
- 0576US5130100AExhaust gas cleaning deviceUSUI KOKUSAI SANGYO KK·Filed 1990·Granted Jul 14, 1992·45 cites·10 claims
- 0672US5110561AExhaust gas cleaning deviceUSUI KOKUSAI SANGYO KK·Filed 1990·Granted May 5, 1992·42 cites·12 claims
- 0771US4948774AMetal-made carrier body for carrying thereon exhaust gas cleaning catalystUSUI KOKUSAI SANGYO KK·Filed 1989·Granted Aug 14, 1990·31 cites·13 claims
- 0866US5380501AExhaust gas cleaning deviceUSUI KOKUSAI SANGYO KK·Filed 1990·Granted Jan 10, 1995·34 cites·9 claims
- 0964US5026611AMetal-made carrier body for exhaust gas cleaning catalyst and production of the carrier bodyUSUI KOKUSAI KANGYO KABUSHIKI·Filed 1989·Granted Jun 25, 1991·28 cites·16 claims
- 1057US5163291AMetal-made carrier body for exhaust gas cleaning catalystUSUI KOKUSAI SANGYO KK·Filed 1991·Granted Nov 17, 1992·18 cites·5 claims
- 1157US5118477AExhaust gas cleaning deviceUSUI KOKUSAI SANGYO KK·Filed 1990·Granted Jun 2, 1992·26 cites·13 claims
- 1257US4988483AExhaust gas cleaning apparatusUSUI KOKUSAI SANGYO KK·Filed 1989·Granted Jan 29, 1991·21 cites·8 claims
- 1353US5110690ASubstantially flat and thin steel bandUSUI KOKUSAI SANGYO KK·Filed 1991·Granted May 5, 1992·15 cites·14 claims
- 1453US5049206AMetal-made carrier body for exhaust gas cleaning catalyst and production of the carrier bodyUSUI KOKUSAI SANGYO KK·Filed 1990·Granted Sep 17, 1991·17 cites·5 claims
- 1549US5113653AExhaust gas cleaning apparatusUSUI KOKUSAI SANGYO KK·Filed 1989·Granted May 19, 1992·16 cites·6 claims
- 1647US5177960AMetal-made carrier body for exhaust gasUSUI KOKUSAI SANGYO KK·Filed 1991·Granted Jan 12, 1993·19 cites·6 claims
- 1747US4857413AMetal-made carrier body for exhaust gas cleaning catalystUSUI KOKUSAI SANGYO KK·Filed 1988·Granted Aug 15, 1989·10 cites·4 claims
- 1846US5094821AExhaust gas cleaning deviceUSUI KOKUSAI SANGYO KK·Filed 1990·Granted Mar 10, 1992·18 cites·9 claims
- 1946US4976103AMetal-made carrier body for carrying thereon exhaust gas cleaning catalystUSUI KOKUSAI SANGYO KK·Filed 1989·Granted Dec 11, 1990·14 cites·5 claims
- 2044US6602477B2Metal honeycomb structureUSUI KOKUSAI SANGYO KK·Filed 1997·Granted Aug 5, 2003·9 cites·19 claims
- 2139US4857500AMethod for manufacturing the metallic carrier base material for maintaining a catalyst for exhaust gas purificationUSUI KOKUSAI SANGYO KK·Filed 1988·Granted Aug 15, 1989·6 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →