YT

Yuichiro Tokunaga

EC Eagle Industry Co.: 78 patents #1 of 314Top 1%
MC Murata Manufacturing Co.: 2 patents #2,631 of 5,295Top 50%
NO Nok: 1 patents #382 of 725Top 55%
Overall (All Time): #22,620 of 4,157,543Top 1%
80
Patents All Time

Issued Patents All Time

Showing 51–75 of 80 patents

Patent #TitleCo-InventorsDate
10495228 Sealing device Masatoshi Itadani, Keiichi Chiba, Hideyuki Inoue, Kenji Kiryu 2019-12-03
10487948 Sliding component Hideyuki Inoue, Takeshi Hosoe, Yuta Negishi 2019-11-26
10473220 Slide component Hideyuki Inoue, Wataru Kimura, Tetsuya Iguchi, Takeshi Hosoe, Hidetoshi Kasahara +4 more 2019-11-12
10443737 Slide component Masatoshi Itadani, Kazumasa Sunagawa, Hideyuki Inoue, Takeshi Hosoe, Ryoma Yamakawa +5 more 2019-10-15
10344867 Sliding component Masatoshi Itadani, Kazumasa Sungawa, Hideyuki Inoue, Takeshi Hosoe, Ryoma Yamakawa +5 more 2019-07-09
10337560 Sliding component Hideyuki Inoue, Wataru Kimura, Tetsuya Iguchi, Keiichi Chiba, Masatoshi Itadani +1 more 2019-07-02
10337620 Sliding component Hideyuki Inoue, Wataru Kimura, Tetsuya Iguchi, Keiichi Chiba, Masatoshi Itadani +1 more 2019-07-02
10274086 Sliding component Masatoshi Itadani, Kazumasa Sunagawa, Hideyuki Inoue, Takeshi Hosoe, Ryoma Yamakawa +5 more 2019-04-30
10113648 Sliding component Hideyuki Inoue, Takeshi Hosoe, Yuta Negishi 2018-10-30
10072759 Sliding component Hideyuki Inoue, Takeshi Hosoe, Yuta Negishi 2018-09-11
9982784 Mechanical seal Haruhiro Osada, Hideyuki Inoue, Takeshi Hosoe, Daisuke Morimiya, Yuta Negishi 2018-05-29
9951873 Sliding component Hideyuki Inoue, Takeshi Hosoe, Yuta Negishi 2018-04-24
9850953 Sliding component 2017-12-26
9841106 Sliding parts Masatoshi Itadani 2017-12-12
9829109 Sliding component Masatoshi Itadani, Kazumasa Sunagawa, Hikaru Katori 2017-11-28
9777840 Sliding component 2017-10-03
9772037 Sliding component Masatoshi Itadani 2017-09-26
9765892 Sliding component Masatoshi Itadani 2017-09-19
9611938 Sliding component Masatoshi Itadani, Kazumasa Sunagawa, Hikaru Katori 2017-04-04
9587745 Sliding component Masatoshi Itadani, Kazumasa Sunagawa, Hikaru Katori 2017-03-07
9470267 Sliding component 2016-10-18
9353867 Sliding parts Masatoshi Itadani 2016-05-31
9347566 Sliding component 2016-05-24
9322436 Sliding parts Masatoshi Itadani, Kazumasa Sunagawa 2016-04-26
9291200 Sliding component 2016-03-22