NM

Naoki Matsunaga

HC Hitachi Koki Co.: 1 patents #29 of 116Top 25%
Overall (1997): #99,827 of 185,788Top 55%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

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