Inventor · disambiguated record
Ilkka Renvall
Also filed as: RENVALL ILKKA
14 granted patents·1 pending application·105 citations·filing 1975–2010
90Inventor score
Top patents by PatentIndex Score
15 records- 0195US8828910B2Process for the preparation of peroxy acidsAKSELA REIJO·Filed 2006·Granted Sep 9, 2014·55 cites·7 claims
- 0280US6590120B1Methods for the preparation of an N-bis-[2-(1,2-dicarboxy-ethoxy)-ethyl]amine derivative and products of the methods and their usesKEMIRA CHEMICALS OY·Filed 1999·Granted Jul 8, 2003·10 cites·29 claims
- 0377US6264790B1Process for the peracid bleaching of chelated chemical pulpKEMIRA CHEMICALS OY·Filed 1997·Granted Jul 24, 2001·19 cites·10 claims
- 0462US8066846B2Composition and process for the treatment of fibre materialPAREN AARTO·Filed 2008·Granted Nov 29, 2011·3 cites·23 claims
- 0560US4008256AEsterification of furfuryl alcohol and its derivatesKEMIRA OY·Filed 1975·Granted Feb 15, 1977·4 cites·7 claims
- 0654US7674851B2Polymer composition for peroxide bleaching of cellulosic fibre material and processes for peroxide bleachingKEMIRA OYJ·Filed 2004·Granted Mar 9, 2010·1 cites·16 claims
- 0753US7867357B2Polymer composition for peroxide bleaching of cellulosic fibre material and processes for peroxide bleachingKEMIRA OYJ·Filed 2010·Granted Jan 11, 2011·0 cites·39 claims
- 0853US7754048B2Bleaching of cellulosic fibre material with peroxide using polymers as a stabiliserKEMIRA OYJ·Filed 2004·Granted Jul 13, 2010·1 cites·18 claims
- 0949US8048264B2Composition and process for the treatment of fibre materialKEMIRA OYJ·Filed 2005·Granted Nov 1, 2011·0 cites·25 claims
- 1046US6093849AN-bis- or N-tris-[(1,2-dicarboxy-ethoxy)-ethyl]-amine derivatives and preparation and use of the sameKEMIRA CHEMICALS OY·Filed 1997·Granted Jul 25, 2000·4 cites·13 claims
- 1145US6331192B1Bleaching of chemical pulp and treatment with a chelating agentKEMIRA CHEMICALS OY·Filed 1998·Granted Dec 18, 2001·5 cites·11 claims
- 1244US7988821B2Process for the treatment of fibre material and new compositionKEMIRA OYJ·Filed 2005·Granted Aug 2, 2011·0 cites·25 claims
- 1334US2001048911A1Process for preparing a stabilized sodium carbonate peroxyhydrateFiled 2001·Application pending·0 cites
- 1429US6262008B1Stabilized sodium carbonate peroxyhydrateKEMIRA CHEMICALS OY·Filed 1998·Granted Jul 17, 2001·3 cites·21 claims
- 1528US4045453AMethod for producing 5-nitro-2-furfuryl acetateKEMIRA OY·Filed 1975·Granted Aug 30, 1977·0 cites·5 claims
Join the waitlist — get patent alerts
Get an alert when Ilkka Renvall files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →