Inventor · disambiguated record
Sadao Kitagawa
Also filed as: KITAGAWA SADAO
13 granted patents·193 citations·filing 1978–2005
93Inventor score
Top patents by PatentIndex Score
13 records- 0182US4237254AProcess for producing olefin polymersMITSUBISHI PETROCHEMICAL CO·Filed 1978·Granted Dec 2, 1980·26 cites·8 claims
- 0279US4366296AUnsaturated copolymersMITSUBISHI PETROCHEMICAL CO·Filed 1982·Granted Dec 28, 1982·27 cites·14 claims
- 0372US4315088AProcess for producing α-olefin polymerMITSUBISHI PETROCHEMICAL CO·Filed 1979·Granted Feb 9, 1982·25 cites·15 claims
- 0470US7713422B2Black liquor treatment methodK I SYSTEM CO LTD·Filed 2005·Granted May 11, 2010·4 cites·4 claims
- 0568US4677213A2,5-diamino-1,4-dioxane derivatives and process for production thereofLIGHT OIL UTILIZATION RES ASS·Filed 1984·Granted Jun 30, 1987·7 cites·2 claims
- 0667US5276093AResin moldingMITSUBISHI PETROCHEMICAL CO·Filed 1992·Granted Jan 4, 1994·22 cites·22 claims
- 0765US5629371AResin moldingMITSUBISHI PETROCHEMICAL CO·Filed 1993·Granted May 13, 1997·17 cites·5 claims
- 0865US5183856AThermoplastic elastomer and a process for its productionMITSUBISHI PETROCHEMICAL CO·Filed 1991·Granted Feb 2, 1993·21 cites·9 claims
- 0962US4935527AProduction of aziridine-2-carboxylic acid saltsLIGHT OIL UTILIZATION RES ASS·Filed 1988·Granted Jun 19, 1990·6 cites·15 claims
- 1060US4833210AModified copolymerMITSUBISHI PETROCHEMICAL CO·Filed 1987·Granted May 23, 1989·12 cites·6 claims
- 1153US4939209AUnsaturated copolymer resin compositeMITSUBISHI PETROCHEMICAL CO·Filed 1989·Granted Jul 3, 1990·9 cites·13 claims
- 1247US5196270ACoated resin moldingMITSUBISHI PETROCHEMICAL CO·Filed 1990·Granted Mar 23, 1993·9 cites·15 claims
- 1343US5321080AOlefin resin compositionMITSUBISHI PETROCHEMICAL CO·Filed 1992·Granted Jun 14, 1994·8 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →