SH

Shigemasa Hakakoshi

DC Daido Metal Company: 4 patents #68 of 280Top 25%
📍 Ebeye: #1,220 of 4,528 inventorsTop 30%
Overall (All Time): #1,243,924 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7749428 Method of manufacturing a clad material of bronze alloy and steel Hiroyuki Sugawara, Yasuo Ido, Yoshiaki Sato, Yukio Ogita 2010-07-06
5447774 Composite sliding member with high porosity sintering layer Tadashi Tanaka, Hidehiko Tamura, Takahiro Niwa 1995-09-05
5162157 Sliding material and method of manufacturing the same Tadashi Tanaka, Hidehiko Tamura, Kiyohide Uenaka 1992-11-10
5091098 Sliding material and method of manufacturing the same Tadashi Tanaka, Hidehiko Tamura, Kiyohide Uenaka 1992-02-25