Inventor · disambiguated record
Karl F. Massholder
Also filed as: MASSHOLDER KARL · MASSHOLDER KARL F
7 granted patents·2 pending applications·335 citations·filing 1992–2009
88Inventor score
Top patents by PatentIndex Score
9 records- 0188US5891329AWater tapping fixtureFiled 1997·Granted Apr 6, 1999·80 cites·17 claims
- 0286US6343400B1Cleaning system using ultraviolet radiation and photoactivatable semiconductor materialMASSHOLDER KARL·Filed 1997·Granted Feb 5, 2002·165 cites·12 claims
- 0375US8172951B2Method of cleaning with an aqueous composition containing a semiconductorMASSHOLDER KARL F·Filed 2009·Granted May 8, 2012·4 cites·11 claims
- 0458US5573676AProcess and a device for the decomposition of free and complex cyanides, AOX, mineral oil, complexing agents, cod, nitrite, chromate, and separation of metals in waste watersULTRA SYSTEMS GMBH UV OXIDATIO·Filed 1993·Granted Nov 12, 1996·27 cites·13 claims
- 0556US6467467B1Method and device for plasma-chemical reduction of gaseous and/or solid pollutants in exhaust gases of internal combustion enginesMITSUBISHI ALUMINIUM·Filed 1999·Granted Oct 22, 2002·12 cites·17 claims
- 0655US2009007932A1Aqueous composition containing a semiconductorMASSHOLDER KARL F·Filed 2008·Application pending·0 cites
- 0752US5336842AProcess and device for cleaning polluted solidsULTRA SYSTEMS GMBH UV OXIDATIO·Filed 1992·Granted Aug 9, 1994·18 cites·17 claims
- 0848US6258736B1Device with at least one surface layerFiled 1997·Granted Jul 10, 2001·29 cites·20 claims
- 0937US2004157757A1Aqueous composition containing a semiconductorFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →