Assignee
GRILLO WERKE AG
DE·26 granted patents·10 pending applications·365 citations·filing 1974–2022
Top patents by PatentIndex Score
36 records- 0191US5240793AAlkaline batteries containing a zinc powder with indium and bismuthGRILLO WERKE AG·Filed 1991·Granted Aug 31, 1993·61 cites·11 claims
- 0287US4172123ADeodorants for both cosmetic and commercial useGRILLO WERKE AG·Filed 1976·Granted Oct 23, 1979·58 cites·82 claims
- 0386US11634385B2Process for the preparation of haloalkanesulfonic acids from sulfur trioxide and a haloalkaneGRILLO WERKE AG·Filed 2019·Granted Apr 25, 2023·4 cites·23 claims
- 0485US10329251B2Initiator for preparing alkanesulfonic acids from alkane and oleumGRILLO WERKE AG·Filed 2014·Granted Jun 25, 2019·3 cites·4 claims
- 0580US4376789ASurfactants which are polyhydric alcohol partial esters of adducts of maleic anhydride with an unsaturated carboxylic acidGRILLO WERKE AG·Filed 1981·Granted Mar 15, 1983·24 cites·12 claims
- 0672US6706220B1Mixture consisting of metal particles and/or alloy particles and of a liquid electrolytic medium and method for producing the sameGRILLO WERKE AG·Filed 2000·Granted Mar 16, 2004·15 cites·15 claims
- 0770US4963629ACopolymers of unsaturated carboxylic acids and use thereofGRILLO WERKE AG·Filed 1989·Granted Oct 16, 1990·36 cites·16 claims
- 0870US4460543AProcess for preparation of zinc powder for alkaline batteries by amalgamation of zinc powderGRILLO WERKE AG·Filed 1983·Granted Jul 17, 1984·25 cites·10 claims
- 0961US7329828B2Method for inert gas welding or inert gas soldering of workpieces comprising identical or different metals or metal alloys by means of an additional Zn/Al metalGRILLO WERKE AG·Filed 2004·Granted Feb 12, 2008·13 cites·9 claims
- 1060US6224943B1Method for improving the corrosion resistance of reinforced concreteGRILLO WERKE AG·Filed 1998·Granted May 1, 2001·16 cites·8 claims
- 1160US2009129969A1Wire based on zinc and aluminum and its use in thermal spraying for corrosion protectionGRILLO WERKE AG·Filed 2008·Application pending·0 cites
- 1257US6060621AProcess for the preparation of methanesulfonic acidGRILLO WERKE AG·Filed 1998·Granted May 9, 2000·8 cites·6 claims
- 1356US2019376163A1Highly malleable, ductile zinc stripGRILLO WERKE AG·Filed 2019·Application pending·0 cites
- 1456US2025319514A1Method for producing a three-dimensional metal molding body having an open-cell metal sponge structureGRILLO WERKE AG·Filed 2022·Application pending·0 cites
- 1554US6680085B2Method and device for thermal spraying for the coating of surfacesGRILLO WERKE AG·Filed 2003·Granted Jan 20, 2004·4 cites·9 claims
- 1652US12116336B2Method for the recycling or disposal of halocarbonsGRILLO WERKE AG·Filed 2019·Granted Oct 15, 2024·0 cites·20 claims
- 1752US6071359AShot for use as ammunitionGRILLO WERKE AG·Filed 1997·Granted Jun 6, 2000·18 cites·7 claims
- 1852US4376108AProcess and apparatus for reclaiming sulfur-containing waste materialsGRILLO WERKE AG·Filed 1980·Granted Mar 8, 1983·10 cites·12 claims
- 1949US2004173294A1Use of zinc alloysGRILLO WERKE AG·Filed 2004·Application pending·0 cites
- 2048US7323031B2Zinc powder or zinc alloy powder with inhomogeneous bulk density for alkaline batteriesGRILLO WERKE AG·Filed 2004·Granted Jan 29, 2008·3 cites·19 claims
- 2144US7524582B2Zinc powder or zinc alloy powder for alkaline batteriesGRILLO WERKE AG·Filed 2006·Granted Apr 28, 2009·0 cites·17 claims
- 2244US4548642AProcess for preparing zinc powder for alkaline batteries (V)GRILLO WERKE AG·Filed 1984·Granted Oct 22, 1985·8 cites·8 claims
- 2342US4454153AZinc salt of a hydrolyzed tricarboxylic acid from ene-adducts of maleic anhydride to undecylenic acidGRILLO WERKE AG·Filed 1982·Granted Jun 12, 1984·11 cites·13 claims
- 2442US2021147962A1Zinc wrought alloy with improved coatabilityGRILLO WERKE AG·Filed 2018·Application pending·0 cites
- 2542US2021140014A1Titanium-containing zinc wrought alloyGRILLO WERKE AG·Filed 2018·Application pending·0 cites
- 2642US2009001141A1Method for Arc or Beam Brazing/Welding of Workspieces of Identical or Different Metals or Metal Alloys with Additional Materials of Sn Base Alloys; Sn Base Alloy WireGRILLO WERKE AG·Filed 2006·Application pending·0 cites
- 2741US4087371AMethod of preventing incrustation on heated surfaces, and composition for the practice of the methodGRILLO WERKE AG·Filed 1974·Granted May 2, 1978·5 cites·4 claims
- 2841US2005109991A1Mixture of metal and/or alloy particles and a liquid medium, and process for the preparation thereofGRILLO WERKE AG·Filed 2004·Application pending·0 cites
- 2939US7067094B2Process for the brightening of sodium hydrogensulfateGRILLO WERKE AG·Filed 2004·Granted Jun 27, 2006·0 cites·4 claims
- 3038US6376102B1Thermally sprayed anticorrosion layer for reinforced concrete and method for making the preparation thereofGRILLO WERKE AG·Filed 1999·Granted Apr 23, 2002·6 cites·10 claims
- 3138US2003049157A1Wire based on zinc and aluminum and its use in thermal spraying for corrosion protectionGRILLO WERKE AG·Filed 2002·Application pending·0 cites
- 3237US2020115332A1Method for the production of alkane sulfonic acidsGRILLO WERKE AG·Filed 2018·Application pending·0 cites
- 3335US5191155AProcess for nonpolluting destruction of polychlorinated waste materialsGRILLO WERKE AG·Filed 1991·Granted Mar 2, 1993·7 cites·7 claims
- 3435US3954379AApparatus for continuous molding of reinforced resin profile membersGRILLO WERKE AG·Filed 1974·Granted May 4, 1976·12 cites·9 claims
- 3533US4200500AMethod of preventing the adhesion of scale to the heating surfaces of a thermal desalination apparatusGRILLO WERKE AG·Filed 1977·Granted Apr 29, 1980·5 cites·5 claims
- 3629US4968496ADeodorants and the preparation and use thereofGRILLO WERKE AG·Filed 1988·Granted Nov 6, 1990·13 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when GRILLO WERKE AG 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 →