Inventor · disambiguated record
Pertti Heikkila
Also filed as: HEIKKILA PERTTI · HEIKKILAE PERTTI · HEIKKILAE PERTTI K
23 granted patents·1 pending application·380 citations·filing 1984–2007
96Inventor score
Top patents by PatentIndex Score
24 records- 0192US5471766AMethod in contact-free air-drying of a material web as well as a nozzle-blow-box and a pulp dryer that make use of the methodVALMET PAPER MACHINERY INC·Filed 1994·Granted Dec 5, 1995·58 cites·20 claims
- 0287US4936025ACombination infrared and airborne drying of a webVALMET PAPER MACHINERY INC·Filed 1989·Granted Jun 26, 1990·39 cites·9 claims
- 0380US6598315B1Nozzle arrangement in airborne web-drying and method for improving heat transfer in airborne web-dryingMETSO PAPER INC·Filed 2000·Granted Jul 29, 2003·18 cites·23 claims
- 0480US5199623ADevice for supporting, turning and spreading of a webVALMET PAPER MACHINERY INC·Filed 1991·Granted Apr 6, 1993·36 cites·11 claims
- 0579US6154981AMethod and apparatus for improving the drying capacity of a hood covering a yankee cylinderVALMET CORP·Filed 1999·Granted Dec 5, 2000·30 cites·24 claims
- 0672US5163236AMethod and apparatus for drying websVALMET PAPER MACHINERY INC·Filed 1990·Granted Nov 17, 1992·25 cites·32 claims
- 0769US6533900B2Device in a paper machine for transfer of the web from the former section to the press sectionMETSO PAPER INC·Filed 2001·Granted Mar 18, 2003·7 cites·4 claims
- 0869US5299364AArrangement and method for treatment of webs using nozzles with negative pressureVALMET PAPER MACHINERY INC·Filed 1992·Granted Apr 5, 1994·22 cites·22 claims
- 0965US6511015B1Method and apparatus for stabilizing the running of a web in a paper machine or a likeMETSO PAPER INC·Filed 2000·Granted Jan 28, 2003·11 cites·20 claims
- 1063US6070655AHeat exchangerVALMET CORP·Filed 1997·Granted Jun 6, 2000·26 cites·5 claims
- 1162US5653041ADrying method and drying module as well as dryer sections that make use of same, in particular for a high-speed paper machineVALMET CORP·Filed 1994·Granted Aug 5, 1997·15 cites·24 claims
- 1262US4899463AMethod and device in a cylinder dryer of a paper machineVALMET PAPER MACHINERY INC·Filed 1988·Granted Feb 13, 1990·18 cites·8 claims
- 1360US6942760B1Arrangement in the wet end of a paper machineMETSO PAPER INC·Filed 2000·Granted Sep 13, 2005·4 cites·25 claims
- 1460US5771602AMethod and device for drying a coating on a paper web or equivalentVALMET CORP·Filed 1996·Granted Jun 30, 1998·16 cites·26 claims
- 1558US7993491B2End part of an air dryer, air dryer, method in the end part of an air dryer and use of fanMETSO PAPER INC·Filed 2007·Granted Aug 9, 2011·1 cites·23 claims
- 1655US6289607B1Flotation dryer unit and method of useMETSO PAPER INC·Filed 1998·Granted Sep 18, 2001·13 cites·22 claims
- 1751US7429310B2Method, arrangement and equipment for tensioning and guiding a fabric in a paper or board machineMETSO PAPER INC·Filed 2004·Granted Sep 30, 2008·2 cites·17 claims
- 1849US6372094B1Pulp drying line and method for drying pulpMETSO PAPER INC·Filed 1999·Granted Apr 16, 2002·9 cites·30 claims
- 1949US6214168B1Method and device in a paper machine for transfer of the web from the former section to the press sectionVALMET CORP·Filed 1999·Granted Apr 10, 2001·7 cites·16 claims
- 2048US6311410B1Method and device for drying a coated webMETSO PAPER INC·Filed 1999·Granted Nov 6, 2001·10 cites·15 claims
- 2145US4576525AMethod and equipment for performing rock boltingTAMPELLA OY AB·Filed 1984·Granted Mar 18, 1986·5 cites·3 claims
- 2242US2004076754A1Method and arrangement in manufacturing of printing paperFiled 2002·Application pending·0 cites
- 2330US5961784AMethod for reducing the consumption of fresh water in a paper mill by means of a cooling towerVALMET CORP·Filed 1997·Granted Oct 5, 1999·5 cites·17 claims
- 2430US5666740AHood for a wire part and for a press sectionVALMET CORP·Filed 1996·Granted Sep 16, 1997·3 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →