Inventor · Minneapolis, MN, US

David A. Halsrud

24Patents
10h-index
28Co-inventors
75Inventor score

Filing activity: Jun 28, 1990 → Feb 19, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US5998358A Antimicrobial acid cleaner for use on organic or food soil Chemistry; Metallurgy 91 Expired
US5559087A Thermoplastic compatible lubricant for plastic conveyor systems Chemistry; Metallurgy 76 Expired
US6593283B2 Antimicrobial composition Emerging Cross-Sectional Technologies 58 Expired
US5158766A Storage stable aqueous soluble germicidal film forming composition Human Necessities 55 Expired
US6835702B2 Compositions and methods for mitigating corrosion of applied color designs Chemistry; Metallurgy 36 Expired
US6121219A Antimicrobial acid cleaner for use on organic or food soil Chemistry; Metallurgy 33 Expired
US8246906B2 Antimicrobial composition Chemistry; Metallurgy 26 Active
US7741257B2 Dry lubricant for conveying containers Chemistry; Metallurgy 24 Active
US6998369B2 Antimicrobial composition Chemistry; Metallurgy 21 Expired
US7745381B2 Lubricant for conveying containers Chemistry; Metallurgy 19 Active
US8455409B2 Dry lubricant for conveying containers Chemistry; Metallurgy 7 Active
US8211838B2 Lubricant for conveying containers Chemistry; Metallurgy 7 Active
US8765648B2 Dry lubricant for conveying containers Chemistry; Metallurgy 6 Active
US7795000B2 Foaming composition of competitive exclusion microbes and methods of using same Emerging Cross-Sectional Technologies 6 Expired
US8058215B2 Dry lubricant for conveying containers Chemistry; Metallurgy 6 Active
US8216984B2 Dry lubricant for conveying containers Chemistry; Metallurgy 5 Active
US9926511B2 Lubricant for conveying containers Chemistry; Metallurgy 5 Active
US9562209B2 Dry lubricant for conveying containers Chemistry; Metallurgy 5 Active
US10030210B2 Dry lubricant for conveying containers Chemistry; Metallurgy 5 Active
US9365798B2 Lubricant for conveying containers Chemistry; Metallurgy 3 Active
US10815448B2 Lubricant for conveying containers Chemistry; Metallurgy 3 Active
US10851325B2 Dry lubricant for conveying containers Chemistry; Metallurgy 3 Active
US10253277B2 DEA-free pot and pan cleaner for hard water use Chemistry; Metallurgy 0 Active
US10689599B2 DEA-free pot and pan cleaner for hard water use Chemistry; Metallurgy 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.