MA

Masakazu Ando

RI Rinnai: 3 patents #2 of 20Top 10%
NC Nhk Spring Co.: 1 patents #34 of 125Top 30%
Overall (2019): #49,317 of 560,194Top 9%
4
Patents 2019

Issued Patents 2019

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10481012 Heat exchanger Toshimitsu Nagasaka 2019-11-19
10309686 Forced air supply type of combustion apparatus Toshimitsu Nagasaka 2019-06-04
10252649 Vibration damping device and vehicle seat provided with the vibration damping device Yoshitaka Sasaki, Yuji Tokiwa, Katsuji Goto, Yoshinori Otake 2019-04-09
10234171 Attachment structure for water heater 2019-03-19