Inventor · disambiguated record
Heinrich Gresch
Also filed as: GRESCH HEINRICH
18 granted patents·571 citations·filing 1980–1992
96Inventor score
Top patents by PatentIndex Score
18 records- 0197US4941824AMethod of and apparatus for cooling and cleaning the roof and environs of a coke ovenHOELTER HEINZ·Filed 1989·Granted Jul 17, 1990·101 cites·19 claims
- 0291US4530817AApparatus for the protection of air fed to a labor-protection or vehicle compartmentHOELTER HEINZ·Filed 1980·Granted Jul 23, 1985·66 cites·4 claims
- 0389US4451435AApparatus for cleaning air loaded with pollutantsHOELTER HEINZ·Filed 1981·Granted May 29, 1984·62 cites·15 claims
- 0488US4886000AMethod of treating wasteHOELTER HEINZ·Filed 1985·Granted Dec 12, 1989·41 cites·6 claims
- 0588US4551304AMethod of cleaning air loaded with pollutantsHOELTER HEINZ·Filed 1984·Granted Nov 5, 1985·56 cites·16 claims
- 0686US4733605AProcess and device for purifying polluted airHOELTER H·Filed 1984·Granted Mar 29, 1988·51 cites·19 claims
- 0777US4670234AProcess for stripping nitrogen oxides and sulphur oxides as well as optionally other noxious elements of flue gas from combustion plantsHOELTER H·Filed 1985·Granted Jun 2, 1987·39 cites·19 claims
- 0876US4742763ADevice for the detection of noxious substances in the air supplied to a compartment occupied by peopleHOELTER H·Filed 1986·Granted May 10, 1988·30 cites·18 claims
- 0973US5066466AApparatus for indicating the presence of toxic substances in air that is supplied to a personnel-occupied spaceHOELTER HEINZ·Filed 1989·Granted Nov 19, 1991·28 cites·2 claims
- 1071US4875406ADevice for detecting different pollutants in gas streamsHOELTER HEINZ·Filed 1987·Granted Oct 24, 1989·26 cites·4 claims
- 1163US4784810ASmoke gas exhaust by way of a cooling towerSAARBERGWERKE AG·Filed 1986·Granted Nov 15, 1988·17 cites·5 claims
- 1258US5015451AProcess, filter and device for making available high-quality breathing airHOELTER H·Filed 1988·Granted May 14, 1991·16 cites·12 claims
- 1358US4936881ACooling tower for steam-powered plantsSAARBERGWERKE AG·Filed 1989·Granted Jun 26, 1990·13 cites·12 claims
- 1453US4802573AProcess for wet quenching of cokeHOELTER H·Filed 1987·Granted Feb 7, 1989·8 cites·3 claims
- 1544US4882287AProcess for indicating the presence of toxic substances in air that is supplied to a personnel-occupied spaceHOELTER H·Filed 1988·Granted Nov 21, 1989·8 cites·5 claims
- 1634US4744289ACab for occupancy by individualsHOELTER HEINZ·Filed 1986·Granted May 17, 1988·7 cites·4 claims
- 1730US5223325AFilter mediumHOELTER HEINZ·Filed 1992·Granted Jun 29, 1993·1 cites·6 claims
- 1829US4885011ACooling tower for the cooling water that drains/ from the condensor of a steam generator or the condensors/ of a plurality of steam generatorsSAARBERGWERKE AG·Filed 1988·Granted Dec 5, 1989·1 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Heinrich Gresch 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 →