HO

Hirofumi Ogawa

NI Ngk Insulators: 1 patents #43 of 158Top 30%
TK Terasaki Denki Sangyo Kabushiki Kaisha: 1 patents #1 of 4Top 25%
Overall (1994): #31,794 of 165,921Top 20%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5335140 Drawer-type circuit interrupter Toshihide Kamino, Junichi Sonoda, Takeshi Endo 1994-08-02
5305559 Method of grinding core blank for magnetic heads, using markers for determining grinding depth for nominal magnetic gap depth 1994-04-26