KH

Ken Hirane

Overall (All Time): #1,631,186 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6159364 Water treatment system based on denitrification — 2000-12-12
5750041 Method for backwashing water processing systems — 1998-05-12
5578202 Water processing system for highly contaminated water — 1996-11-26