Inventor · disambiguated record
Matti O. Leiponen
Also filed as: LEIPONEN MATTI · LEIPONEN MATTI O · LEIPONEN MATTI OLAVI
12 granted patents·1 pending application·131 citations·filing 1974–2004
91Inventor score
Top patents by PatentIndex Score
13 records- 0177US6892559B2Method and apparatus for manufacturing tubesOUTOKUMPU OY·Filed 2001·Granted May 17, 2005·9 cites·25 claims
- 0276US4894129AMethod and apparatus for positioning sheet-like objectsOUTOKUMPU OY·Filed 1988·Granted Jan 16, 1990·30 cites·8 claims
- 0368US6920773B2Method and apparatus for manufacturing tubes by rollingOUTOKUMPU OY·Filed 2001·Granted Jul 26, 2005·6 cites·24 claims
- 0467US4806213AMethod and apparatus for stripping electrolytic precipitate from supporting structuresOUTOKUMPU OY·Filed 1987·Granted Feb 21, 1989·20 cites·10 claims
- 0562US4267877AApparatus for the continuous casting of an object of predetermined weight or sizeOUTOKUMPU OY·Filed 1978·Granted May 19, 1981·10 cites·1 claims
- 0661US3938672ADevice for transferring a plate-like product from one station to anotherOUTOKUMPU OY·Filed 1974·Granted Feb 17, 1976·15 cites·2 claims
- 0754US4451291AMethod and apparatus for converting matte, particularly high-grade matteOUTOKUMPU OY·Filed 1982·Granted May 29, 1984·8 cites·19 claims
- 0848US5389310AMethod and apparatus for dispersing gas into liquidOUTOKUMPU MINTEC OY·Filed 1993·Granted Feb 14, 1995·16 cites·17 claims
- 0945US7257980B2Method and equipment for performing continuous extrusionLEIPONEN MATTI·Filed 2004·Granted Aug 21, 2007·1 cites·18 claims
- 1043US2006091021A1Removing surface oxides from copperHYVARINEN OLLI·Filed 2003·Application pending·0 cites
- 1139US5358671AAerator deviceOUTOKUMPU MINTEC OY·Filed 1993·Granted Oct 25, 1994·9 cites·25 claims
- 1234US5244097AApparatus for feeding air into a flotation cellOUTOKUMPU OY·Filed 1992·Granted Sep 14, 1993·4 cites·11 claims
- 1332US5143600AApparatus for feeding air into a flotation cellOUTOKUMPU OY·Filed 1991·Granted Sep 1, 1992·3 cites·13 claims
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