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Patent applications and USPTO patent grants for Ju; Jeong Cheol.The latest application filed is for "welding method for shell and tube".
Patent | Date |
---|---|
Welding method for shell and tube Grant 9,573,219 - Yoo , et al. February 21, 2 | 2017-02-21 |
Shell And Tube Heat Exchanger App 20160288232 - Yoo; Yong Hyun ;   et al. | 2016-10-06 |
Welding Method For Shell And Tube App 20160288240 - Yoo; Yong Hyun ;   et al. | 2016-10-06 |
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