HN

Hidekatsu Naruse

RI Rinnai: 2 patents #53 of 173Top 35%
Overall (All Time): #1,986,311 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10365014 Heat exchanger and combustion device Akifumi Nishino 2019-07-30
9709341 Heat exchanger Yoichi Kojima, Shinya Otsubo, Masaru Shimazaki, Takeshi Kawashima, Hiroaki Sasaki 2017-07-18