JH

John Houman

LE Learonal: 2 patents #13 of 34Top 40%
Overall (All Time): #2,276,624 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5492615 Cyclodextrin stabilization of organic metal finishing additives in aqueous metal treating baths — 1996-02-20
4490220 Electrolytic copper plating solutions — 1984-12-25