HH

Hideaki Hasegawa

HC Hitachi Koki Co.: 1 patents #29 of 116Top 25%
📍 Tokyo, VA: #2 of 4 inventorsTop 50%
Overall (1997): #142,374 of 185,788Top 80%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D380132 Portable electric hammer drill Naoki Matsunaga, Yoshihiko Watanabe, Toshiaki Takagi, Seiichi Kodato 1997-06-24