Patents/Inventors

Shohtaroh Hara

TokyoJP1 patent

2 Patents

US117191382023
Sintered Alloy Valve Guide and Method of Producing Sintered Alloy Valve Guide
TPR Co., Ltd.
0 cites
US116862262023
Sintered Alloy Valve Guide and Method of Producing Sintered Alloy Valve Guide
TPR Co., Ltd.
0 cites