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Patent applications and USPTO patent grants for Shinko Metal Products Co., Ltd..The latest application filed is for "hollow seamless steel pipe for spring".
Patent | Date |
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Alloy material, contact probe, and connection terminal Grant 10,889,878 - Kazama , et al. January 12, 2 | 2021-01-12 |
Hollow spring utilizing seamless steel pipe Grant 10,118,208 - Toyotake , et al. November 6, 2 | 2018-11-06 |
Hollow Seamless Steel Pipe For Spring App 20180265952 - KOCHI; Takuya ;   et al. | 2018-09-20 |
Alloy Material, Contact Probe, And Connection Terminal App 20180105902 - Kazama; Toshio ;   et al. | 2018-04-19 |
Alloy material, contact probe, and connection terminal Grant 9,804,198 - Anraku , et al. October 31, 2 | 2017-10-31 |
Hollow seamless pipe for high-strength springs Grant 9,689,051 - Hatano , et al. June 27, 2 | 2017-06-27 |
Seamless steel pipe for hollow spring Grant 9,650,704 - Kochi , et al. May 16, 2 | 2017-05-16 |
Process For Manufacturing Seamless Steel Pipe, Hollow Spring Utilizing Seamless Steel Pipe App 20170001226 - TOYOTAKE; Kotaro ;   et al. | 2017-01-05 |
Process for manufacturing seamless steel pipe, hollow spring utilizing seamless steel pipe Grant 9,482,302 - Toyotake , et al. November 1, 2 | 2016-11-01 |
Hollow seamless pipe for high-strength spring Grant 9,429,255 - Kochi , et al. August 30, 2 | 2016-08-30 |
Hollow Seamless Pipe For High-strength Spring App 20150285410 - Kochi; Takuya ;   et al. | 2015-10-08 |
Alloy Material, Contact Probe, And Connection Terminal App 20150168455 - Anraku; Teruo ;   et al. | 2015-06-18 |
Seamless Steel Pipe For Hollow Spring App 20150159245 - Kochi; Takuya ;   et al. | 2015-06-11 |
Hollow Spring Utilizing Seamless Steel Pipe App 20140346721 - TOYOTAKE; Kotaro ;   et al. | 2014-11-27 |
Process For Manufacturing Seamless Steel Pipe, Hollow Spring Utilizing Seamless Steel Pipe App 20130239637 - TOYOTAKE; Kotaro ;   et al. | 2013-09-19 |
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