Assignee
ENSO GUTZEIT OY
56 granted patents·753 citations·filing 1976–1997
Top patents by PatentIndex Score
56 records- 0190US4266413AMeans for washing cellulose pulpENSO GUTZEIT OY·Filed 1980·Granted May 12, 1981·41 cites·5 claims
- 0287USD277837SMultiple plant containerENSO GUTZEIT OY·Filed 1982·Granted Mar 5, 1985·36 cites·1 claims
- 0380US4419109AMeans for degassing paper pulp stockENSO GUTZEIT OY·Filed 1982·Granted Dec 6, 1983·21 cites·5 claims
- 0479US4067814AHydrocycloneENSO GUTZEIT OY·Filed 1976·Granted Jan 10, 1978·32 cites·8 claims
- 0576US4681935AProcedure for recovering soluble carbohydrates contained in woodENSO GUTZEIT OY·Filed 1985·Granted Jul 21, 1987·30 cites·7 claims
- 0674US4502171AProcedure for washing celluloseENSO GUTZEIT OY·Filed 1983·Granted Mar 5, 1985·18 cites·4 claims
- 0774US4396161ADisk refinerENSO GUTZEIT OY·Filed 1981·Granted Aug 2, 1983·19 cites·7 claims
- 0872US4769986AApparatus for washing cellulose with a rotary drumENSO GUTZEIT OY·Filed 1986·Granted Sep 13, 1988·35 cites·1 claims
- 0971US4259180AHydrocycloneENSO GUTZEIT OY·Filed 1977·Granted Mar 31, 1981·23 cites·1 claims
- 1070US5595196AMethod of producing a filter cigarette with tipping paper having lip release propertiesENSO GUTZEIT OY·Filed 1995·Granted Jan 21, 1997·79 cites·6 claims
- 1170USD277467SMultiple plant containerENSO GUTZEIT OY·Filed 1982·Granted Feb 5, 1985·14 cites·1 claims
- 1269US4243533AFilters with filtrate chamber overflow partitions having plural outletsENSO GUTZEIT OY·Filed 1979·Granted Jan 6, 1981·29 cites·3 claims
- 1363US4762590ACausticizing processENSO GUTZEIT OY·Filed 1986·Granted Aug 9, 1988·12 cites·7 claims
- 1462US4309283AHydrocycloneENSO GUTZEIT OY·Filed 1980·Granted Jan 5, 1982·18 cites·5 claims
- 1562US4264445APressurized filterENSO GUTZEIT OY·Filed 1979·Granted Apr 28, 1981·22 cites·2 claims
- 1662US4086167ABiofilterENSO GUTZEIT OY·Filed 1977·Granted Apr 25, 1978·28 cites·3 claims
- 1759US4217917AChip washerENSO GUTZEIT OY·Filed 1979·Granted Aug 19, 1980·11 cites·3 claims
- 1858US4461708AProcedure for purifying effluent waters, particularly those produced in wood-processing industryENSO GUTZEIT OY·Filed 1982·Granted Jul 24, 1984·24 cites·5 claims
- 1956US5843316AMethod of separating sodium hydroxide from white liquor or polysulfide liquor using diffusion dialysisENSO GUTZEIT OY·Filed 1997·Granted Dec 1, 1998·12 cites·18 claims
- 2056US4169049AWaste water purifying procedureENSO GUTZEIT OY·Filed 1978·Granted Sep 25, 1979·17 cites·8 claims
- 2154US4543487AProcedure and means for creating an electron curtain with adjustable intensity distributionENSO GUTZEIT OY·Filed 1984·Granted Sep 24, 1985·8 cites·7 claims
- 2250US4612115AFloating bed reactorENSO GUTZEIT OY·Filed 1984·Granted Sep 16, 1986·11 cites·6 claims
- 2350US4358369AHydrocycloneENSO GUTZEIT OY·Filed 1981·Granted Nov 9, 1982·11 cites·8 claims
- 2450US4123363ADisk filterENSO GUTZEIT OY·Filed 1977·Granted Oct 31, 1978·14 cites·2 claims
- 2549US4134562AMounting base of a disk refinerENSO GUTZEIT OY·Filed 1977·Granted Jan 16, 1979·11 cites·3 claims
- 2647US4354934AFilter pressENSO GUTZEIT OY·Filed 1981·Granted Oct 19, 1982·7 cites·1 claims
- 2744US4372047ADispensing means for sapling control substance connected with a land clearing sawENSO GUTZEIT OY·Filed 1980·Granted Feb 8, 1983·11 cites·3 claims
- 2843US5840385ACover for product package and method for producing sameENSO GUTZEIT OY·Filed 1997·Granted Nov 24, 1998·13 cites·15 claims
- 2943US5738933AMutli-layer productENSO GUTZEIT OY·Filed 1996·Granted Apr 14, 1998·13 cites·11 claims
- 3043US4980023AMethod for manufacturing paper or cardboard and product containing cellulaseENSO GUTZEIT OY·Filed 1988·Granted Dec 25, 1990·17 cites·11 claims
- 3143US4388197AProcedure for separating finely divided matter from a suspension by filteringENSO GUTZEIT OY·Filed 1981·Granted Jun 14, 1983·13 cites·3 claims
- 3242US4627888ACausticizing methodENSO GUTZEIT OY·Filed 1984·Granted Dec 9, 1986·8 cites·4 claims
- 3340US4657678ATwin hydrocycloneENSO GUTZEIT OY·Filed 1985·Granted Apr 14, 1987·4 cites·7 claims
- 3440US4344848AProcedure for purifying waste water in a floating layer reactorENSO GUTZEIT OY·Filed 1980·Granted Aug 17, 1982·13 cites·11 claims
- 3539US4148722AMultiple hydrocyclone arrangementENSO GUTZEIT OY·Filed 1977·Granted Apr 10, 1979·6 cites·2 claims
- 3638US4572957AMeans for creating an electron curtainENSO GUTZEIT OY·Filed 1984·Granted Feb 25, 1986·4 cites·4 claims
- 3738US4458360AProcedure for determining coating ratesENSO GUTZEIT OY·Filed 1982·Granted Jul 3, 1984·8 cites·4 claims
- 3836US4639942AProcedure for measuring the quantity of silicon coating on paper or cardboardENSO GUTZEIT OY·Filed 1986·Granted Jan 27, 1987·6 cites·7 claims
- 3936US4022231AChip washerENSO GUTZEIT OY·Filed 1976·Granted May 10, 1977·8 cites·8 claims
- 4034US5022962AMethod for the treatment of spent liquors in pulp productionENSO GUTZEIT OY·Filed 1989·Granted Jun 11, 1991·4 cites·7 claims
- 4132US4595840AProcedure and means for observing streaks in the machine direction in paper or in its coatingENSO GUTZEIT OY·Filed 1984·Granted Jun 17, 1986·3 cites·2 claims
- 4231US4604195AFilter press for thickening cellulose pulp or sludgeENSO GUTZEIT OY·Filed 1984·Granted Aug 5, 1986·3 cites·9 claims
- 4331US4491067ABark pressENSO GUTZEIT OY·Filed 1982·Granted Jan 1, 1985·4 cites·7 claims
- 4431US4177942ASilo discharging meansENSO GUTZEIT OY·Filed 1978·Granted Dec 11, 1979·6 cites·7 claims
- 4530US5510035AMethod of separating sodium hydroxide from white liquorENSO GUTZEIT OY·Filed 1994·Granted Apr 23, 1996·6 cites·6 claims
- 4630US4795170APacking arrangement for sealing the surface of a rotary drum like objectENSO GUTZEIT OY·Filed 1986·Granted Jan 3, 1989·3 cites·5 claims
- 4730US4114818ADisk refinerENSO GUTZEIT OY·Filed 1977·Granted Sep 19, 1978·1 cites·4 claims
- 4829US4671878AMeans for clearing the blocked reject end of a vortex purifierENSO GUTZEIT OY·Filed 1985·Granted Jun 9, 1987·0 cites·4 claims
- 4929US4549964ADevice for flushing obstructions from the reject head of a centrifugal separatorENSO GUTZEIT OY·Filed 1983·Granted Oct 29, 1985·0 cites·3 claims
- 5028US4678574ADisc filterENSO GUTZEIT OY·Filed 1985·Granted Jul 7, 1987·3 cites·5 claims
Showing the top 50 of 56 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when ENSO GUTZEIT OY files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →