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Patent applications and USPTO patent grants for Fukumitsu; Jin.The latest application filed is for "round hole machining method and round-hole machining device".
Patent | Date |
---|---|
Round hole machining method and round-hole machining device Grant 9,914,177 - Mori , et al. March 13, 2 | 2018-03-13 |
Round hole machining method and round hole machining device Grant 9,862,034 - Fukumitsu , et al. January 9, 2 | 2018-01-09 |
Round Hole Machining Method And Round-hole Machining Device App 20160170401 - Mori; Kenji ;   et al. | 2016-06-16 |
Round Hole Machining Method And Round Hole Machining Device App 20160167138 - Fukumitsu; Jin ;   et al. | 2016-06-16 |
Grind-stone-mount of honing head Grant 8,764,521 - Sogawa , et al. July 1, 2 | 2014-07-01 |
Method and device for boring non-round hole Grant 8,424,426 - Kume , et al. April 23, 2 | 2013-04-23 |
Grind-stone-mount Of Honing Head App 20120094583 - Sogawa; Kazushi ;   et al. | 2012-04-19 |
Method And Device For Boring Non-round Hole App 20110023667 - Kume; Masao ;   et al. | 2011-02-03 |
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