Inventor · disambiguated record
Masaaki Katao
Also filed as: KATAO MASAAKI
9 granted patents·2 pending applications·100 citations·filing 1986–2004
85Inventor score
Files withSUMITOMO CHEMICAL CO10
Top patents by PatentIndex Score
11 records- 0188US4672050ACatalyst and process for producing alpha-olefin polymers using the sameSUMITOMO CHEMICAL CO·Filed 1986·Granted Jun 9, 1987·44 cites·39 claims
- 0282US4771023AProcess for producing olefin polymers and catalyst used thereinSUMITOMO CHEMICAL CO·Filed 1986·Granted Sep 13, 1988·29 cites·4 claims
- 0376US4743665AProcess for producing α-olefin polymersSUMITOMO CHEMICAL CO·Filed 1987·Granted May 10, 1988·22 cites·1 claims
- 0455US6900364B2Method of recovering cumeneSUMITOMO CHEMICAL CO·Filed 2002·Granted May 31, 2005·1 cites·4 claims
- 0548US7557226B2Process for producing cumeneSUMITOMO CHEMICAL CO·Filed 2004·Granted Jul 7, 2009·0 cites·6 claims
- 0642US4891411AProcess for producing olefin polymers and catalyst used thereinSUMITOMO CHEMICAL CO·Filed 1988·Granted Jan 2, 1990·4 cites·2 claims
- 0741US7030254B2Method for producing propylene oxideSUMITOMO CHEMICAL CO·Filed 2002·Granted Apr 18, 2006·0 cites·3 claims
- 0840US2005085648A1Method for recovering propylene oxideFiled 2003·Application pending·0 cites
- 0938US7763756B2Method for collecting object material from solutionSUMITOMO CHEMICAL CO·Filed 2004·Granted Jul 27, 2010·0 cites·9 claims
- 1038US6620951B2Process for producing oxirane compoundSUMITOMO CHEMICAL CO·Filed 2001·Granted Sep 16, 2003·0 cites·2 claims
- 1138US2006100468A1Method for hydrogenating olefinSUMITOMO CHEMICAL CO·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →