HR

Howard Roop

Overall (All Time): #1,553,634 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8211317 Ballast water treatment systems including related apparatus and methods Hap Nguyen, William Murray Fowler, Ronald Yoshio Nishida 2012-07-03
7351336 Ballast water treatment systems including related apparatus and methods Hap Nguyen, William Murray Fowler, Ronald Yoshio Nishida 2008-04-01
7005074 Ballast water treatment systems including related apparatus and methods Hap Nguyen, William Murray Fowler, Ronald Yoshio Nishida 2006-02-28