Tokyo
Japan
17
2020-12-17
The entities that hold a legal rights for patent applications filed by inventor Hamatani Hideki:
Hideki Hamatani from Tokyo, JP has applied for patents for these inventions. The list has both pending applications and granted patents:
ELECTRIC RESISTANCE WELDED STEEL PIPE MANUFACTURING DEVICE AND ELECTRIC RESISTANCE WELDED STEEL PIPE MANUFACTURING METHOD
#2 | 2020-02-06APPARATUS, METHOD, AND PROGRAM FOR MONITORING OPERATION OF HIGH FREQUENCY RESISTANCE WELDING AND INDUCTION HEATING WELDING OF ELECTRIC RESISTANCE WELDED STEEL PIPE
#3 | 2019-07-18Electric resistance welded steel pipe for torsion beam
#4 | 2019-01-31Spot-welded joint and spot welding method
#5 | 2016-08-11Electric resistance welded steel pipe for oil well
#6 | 2016-08-04Electric-resistance welded steel pipe
#7 | 2016-07-07Electric resistance welded steel pipe excellent in weld zone and method of production of same
#8 | 2016-03-24SPOT-WELDED JOINT AND SPOT WELDING METHOD
#9 | 2015-05-28Quenched steel pipe member, vehicle axle beam using quenched steel pipe member, and method for manufacturing quenched steel pipe member
#10 | 2015-04-16Spot welded joint
#11 | 2015-04-02Electric resistance welding operation management device, electric resistance welding operation management method, and computer program
#12 | 2015-01-01Spot welded joint and spot welding method
#13 | 2013-12-05Plasma torch
#14 | 2012-12-27Operation management device, operation management method, and operation management program for high-frequency resistance welding and induction welding
#15 | 2012-06-07Spot welded joint
#16 | 2010-09-16System and method for monitoring of welding state
#17 | 2010-04-29Method of production of electric resistance welded steel pipe and high Si or high Cr electric resistance welded steel pipe
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