HH

Hideyuki Hamanaka

RI Rinnai: 1 patents #85 of 173Top 50%
Overall (All Time): #4,072,760 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4339647 Dual fan means for heating chamber of microwave cooking device Minoru Inayama 1982-07-13