Handa
Japan
5
2018-09-13
The entities that hold a legal rights for patent applications filed by inventor Chikatsune Hiroshi:
Hiroshi Chikatsune from Handa, JP has applied for patents for these inventions. The list has both pending applications and granted patents:
SCREW JOINT FOR PIPE (AS AMENDED)
#2 | 2016-11-17Threaded joint for tube
#3 | 2016-06-23Threaded joint for oil country tubular goods
#4 | 2015-12-31Threaded joint for pipes
#5 | 2014-05-01Threaded joint for pipes
741006 ⎘