Patents/Inventors

Kazuya Ishii

TokyoJP1 patent

2 Patents

US119334312024
Threaded Connection for Pipes
VALLOUREC OIL AND GAS FRANCE
0 cites
US119207032024
Threaded Connection for Pipes and Method for Producing Threaded Connection for Pipes
VALLOUREC OIL AND GAS FRANCE
0 cites