HO

Hiroitsu Ohta

RI Rinnai: 1 patents #85 of 173Top 50%
Overall (All Time): #3,262,581 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8015950 Single can-type composite heat source machine Hideo Okamoto, Tadayuki Hiraga, Mineyuki Nasu, Hiroaki Sasaki 2011-09-13