Home › Learonal › John Houman

John Houman

LELearonal: 2 patents #13 of 34Top 40%

Oyster Bay, NY: #43 of 86 inventorsTop 50%

New York: #48,759 of 115,490 inventorsTop 45%

Overall (All Time): #2,276,624 of 4,157,543Top 55%

2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

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