Gyeonggi-do
South Korea
6
2019-07-18
6
2020-09-01
These are the the leading inventors for applications assigned to DONG YANG PISTON CO., LTD.:
DONG YANG PISTON CO., LTD. based in Gyeonggi-do, KR has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:
Piston for internal combustion engine
#2 | 2019-06-20 ✅ Patent 11,014,201 granted on 2021-05-25Laser welding apparatus
#3 | 2018-07-26 ✅ Patent 10,682,686 granted on 2020-06-16Eco-mold apparatus for manufacturing piston, mold apparatus for manufacturing piston, and piston manufacturing method
#4 | 2017-11-02 ✅ Patent 10,100,777 granted on 2018-10-16Piston for internal combustion engine, and cooling channel core
#5 | 2017-11-02 ✅ Patent 10,060,327 granted on 2018-08-28Piston for internal combustion engine, and cooling channel core
#6 | 2015-01-08 ✅ Patent 9,328,823 granted on 2016-05-03Steel piston having cooling channel without flash
Also check out Dong Yang Piston Co., Ltd.'s (Gyeonggi-do, South Korea) applicant profile with 5 patent applications submitted.
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