Inventor · disambiguated record
Shigeru Ikai
Also filed as: IKAI SHIGERU
15 granted patents·3 pending applications·315 citations·filing 1980–2013
93Inventor score
Top patents by PatentIndex Score
18 records- 0196US4435550AMethod for polymerizing α-olefinUBE INDUSTRIES·Filed 1982·Granted Mar 6, 1984·226 cites·29 claims
- 0289US7169956B2Double metal cyanide complex catalyst, its production process and its utilizationASAHI GLASS CO LTD·Filed 2005·Granted Jan 30, 2007·13 cites·14 claims
- 0385US7012164B2Method for continuously producing a polyetherASAHI GLASS CO LTD·Filed 2004·Granted Mar 14, 2006·22 cites·15 claims
- 0482US8642668B2Polymer-dispersed polyol and process for producing flexible polyurethane foamSASAKI TAKAYUKI·Filed 2009·Granted Feb 4, 2014·4 cites·16 claims
- 0582US8354559B2Process for purifying polyetherASAHI GLASS CO LTD·Filed 2009·Granted Jan 15, 2013·4 cites·12 claims
- 0678US7553921B2Polyether polyol composition and use thereofASAHI GLASS CO LTD·Filed 2005·Granted Jun 30, 2009·3 cites·16 claims
- 0770US8530602B2Polyether polyol composition and use thereofSUZUKI CHITOSHI·Filed 2009·Granted Sep 10, 2013·1 cites·4 claims
- 0868US6627576B2Double metal cyanide complex catalyst for ring opening polymerization of alkylene oxide and its production processASAHI GLASS CO LTD·Filed 2002·Granted Sep 30, 2003·8 cites·22 claims
- 0964US7786251B2Process for producing polyester ether poly- or mono-olASAHI GLASS CO LTD·Filed 2008·Granted Aug 31, 2010·1 cites·7 claims
- 1056US2014113985A1Polymer-dispersed polyol and process for producing flexible polyurethane foamASAHI GLASS CO LTD·Filed 2013·Application pending·0 cites
- 1155US2010041864A1Double metal cyanide complex catalyst having organic ligand, process for its production and method for producing polyether polyolASAHI GLASS CO LTD·Filed 2009·Application pending·0 cites
- 1254US2009239964A1Process for producing flexible polyurethane foamASAHI GLASS CO LTD·Filed 2009·Application pending·0 cites
- 1353US4297463AMethod for polymerizing α-olefinUBE INDUSTRIES·Filed 1980·Granted Oct 27, 1981·9 cites·25 claims
- 1447US4365048AMethod for polymerizing α-olefinUBE INDUSTRIES·Filed 1981·Granted Dec 21, 1982·7 cites·24 claims
- 1541US6376628B1Process for polymerization of alpha-olefin and alpha-olefin polymerGRAND POLYMER CO LTD·Filed 1999·Granted Apr 23, 2002·6 cites·5 claims
- 1639US4324877AMethod for polymerizing α-olefinUBE INDUSTRIES·Filed 1980·Granted Apr 13, 1982·4 cites·23 claims
- 1735US6071845ACatalyst for producing conjugated diene polymerUBE INDUSTRIES·Filed 1996·Granted Jun 6, 2000·6 cites·10 claims
- 1833US5939573AProcess for preparing di (polycyclic amino) dialkoxysilaneUBE INDUSTRIES·Filed 1998·Granted Aug 17, 1999·1 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →