Inventor · disambiguated record
Dana J. Johnson
Also filed as: JOHNSON DANA J
5 granted patents·1 pending application·252 citations·filing 1993–2012
83Inventor score
Top patents by PatentIndex Score
6 records- 0196US5435808AHide raceway treatment and improved method of curing hidesBIRKO CORP·Filed 1993·Granted Jul 25, 1995·142 cites·20 claims
- 0289US5472619AWaste water treatment with peracetic acid compositionsBIRKO CORP·Filed 1993·Granted Dec 5, 1995·75 cites·11 claims
- 0371US8211239B1Method of cleaning beer kegs and other brewery processing equipmentJOHNSON DANA J·Filed 2009·Granted Jul 3, 2012·3 cites·3 claims
- 0463US5647997AWaste water treatment with peracid compositionsBIRKO CORP·Filed 1995·Granted Jul 15, 1997·27 cites·15 claims
- 0546US2013000681A1Method of cleaning beer kegs, brewery, winery and dairy process equipmentBIRKO CORP·Filed 2012·Application pending·0 cites
- 0642US6451062B2Hide-curing additiveBIRKO CORP·Filed 1998·Granted Sep 17, 2002·5 cites·32 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →