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 26–50 of 80 patents

Patent #TitleCo-InventorsDate
11293553 Seal ring Wataru Kimura, Yoshiaki Takigahira, Toru Kono, Hidetoshi Kasahara, Jun Hiromatsu +1 more 2022-04-05
11248706 Sliding member Tadatsugu IMURA, Hideyuki Inoue 2022-02-15
11248707 Sliding component Tadatsugu IMURA, Ayano Tanishima, Hideyuki Inoue, Takeshi Hosoe, Yuta Negishi +1 more 2022-02-15
11168793 Sliding component Ayano Tanishima, Tadatsugu IMURA, Hideyuki Inoue, Takeshi Hosoe, Yuta Negishi +1 more 2021-11-09
11143029 Sealing member Masatoshi Itadani, Akira Yoshino 2021-10-12
11143232 Sliding component Yuta Negishi, Sayaka KOSUGI, Hiroki Inoue, Hideyuki Inoue, Takeshi Hosoe 2021-10-12
11125335 Sliding component Wataru Kimura, Yuta Negishi, Takeshi Hosoe, Hideyuki Inoue, Tetsuya Iguchi 2021-09-21
11085539 Seal device Hideyuki Inoue, Wataru Kimura, Tetsuya Iguchi, Hidetoshi Kasahara, Jun Hiromatsu +2 more 2021-08-10
11078919 Seal device Hideyuki Inoue, Wataru Kimura, Tetsuya Iguchi, Hidetoshi Kasahara, Jun Hiromatsu +2 more 2021-08-03
11053975 Sliding component Tadatsugu IMURA, Ayano Tanishima, Hideyuki Inoue, Takeshi Hosoe, Yuta Negishi +1 more 2021-07-06
11035411 Sliding parts Tadatsugu IMURA, Ayano Tanishima, Hideyuki Inoue, Yuta Negishi, Yuki MAETANI 2021-06-15
11009072 Sliding component Wataru Kimura, Yuta Negishi, Takeshi Hosoe, Hideyuki Inoue, Tetsuya Iguchi 2021-05-18
10989249 Sliding component Yuta Negishi, Hideyuki Inoue, Takeshi Hosoe 2021-04-27
10954790 Stepped sealing device circumferential pumping groove Masatoshi Itadani, Akira Yoshino 2021-03-23
10941863 Sliding component Yuta Negishi, Sayaka KOSUGI, Hideyuki Inoue, Takeshi Hosoe 2021-03-09
10907684 Sliding part Wataru Kimura, Hideyuki Inoue, Tetsuya Iguchi, Hidetoshi Kasahara 2021-02-02
10883604 Sliding component Hideyuki Inoue, Takeshi Hosoe, Yuta Negishi 2021-01-05
10883603 Sliding component Hideyuki Inoue, Takeshi Hosoe, Yuta Negishi 2021-01-05
10865883 Sealing ring Masatoshi Seki, Takeshi Hosoe, Hideyuki Inoue 2020-12-15
10781924 Sliding component Hideyuki Inoue, Takeshi Hosoe, Yuta Negishi 2020-09-22
10704417 Sliding component having fluid introduction groove and dynamic pressure generation groove Keiichi Chiba, Masatoshi Itadani, Hikaru Katori, Wataru Kimura 2020-07-07
10655736 Sliding component Masatoshi Itadani, Kazumasa Sunagawa, Hideyuki Inoue, Takeshi Hosoe, Ryoma Yamakawa +5 more 2020-05-19
10612666 Sliding component 2020-04-07
10598286 Slide component Hideyuki Inoue, Wataru Kimura, Tetsuya Iguchi, Takeshi Hosoe, Hidetoshi Kasahara +4 more 2020-03-24
10519966 Plain bearing and pump Shinya Yamamoto, Satoshi Yasu, Takeshi Hosoe, Keiichi Chiba 2019-12-31