RK

Ryo Kasahara

Ricoh Company: 13 patents #1,714 of 9,818Top 20%
Overall (All Time): #359,999 of 4,157,543Top 9%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
12214600 Liquid discharging head, liquid discharging unit, and device for discharging liquid Tomohiko Kohda, Takahiro Yoshida, Shiomi Andou, Takayuki Nakai, Kanshi Abe +1 more 2025-02-04
11724514 Liquid discharging head, liquid discharging unit, and device for discharging liquid Tomohiko Kohda, Takahiro Yoshida, Shiomi Andou, Takayuki Nakai, Kanshi Abe +1 more 2023-08-15
11420447 Liquid discharging head, liquid discharging unit, and device for discharging liquid Tomohiko Kohda, Takahiro Yoshida, Shiomi Andou, Takayuki Nakai, Kanshi Abe +1 more 2022-08-23
11331930 Liquid discharging head, liquid discharging unit, and device for discharging liquid Tomohiko Kohda, Takahiro Yoshida, Shiomi Andou, Takayuki Nakai, Kanshi Abe +1 more 2022-05-17
10730292 Liquid discharge head, liquid discharge device, and liquid discharge apparatus Tomohiko Kohda, Satoru Tobita, Ryohta Matsufuji, Norimasa Sohgawa 2020-08-04
10696057 Liquid discharging head, liquid discharging unit, and device for discharging liquid Tomohiko Kohda, Takahiro Yoshida, Shiomi Andou, Takayuki Nakai, Kanshi Abe +1 more 2020-06-30
10668726 Liquid ejection head, liquid ejection unit, and apparatus for ejecting liquid Takahiro Yoshida, Tomohiko Kohda, Takeshi Shimizu, Kanshi Abe, Takayuki Nakai +1 more 2020-06-02
10538101 Liquid discharging head, liquid discharging unit, and device for discharging liquid Tomohiko Kohda, Takahiro Yoshida, Shiomi Andou, Takayuki Nakai, Kanshi Abe +1 more 2020-01-21
10160226 Liquid discharging head, liquid discharging unit, and device for discharging liquid Tomohiko Kohda, Takahiro Yoshida, Shiomi Andou, Takayuki Nakai, Kanshi Abe +1 more 2018-12-25
10022963 Liquid discharge head, liquid discharge device, and liquid discharge apparatus Tomohiko Kohda, Satoru Tobita, Ryohta Matsufuji, Norimasa Sohgawa 2018-07-17
10005281 Liquid ejection head, liquid ejection unit, and apparatus for ejecting liquid Takahiro Yoshida, Tomohiko Kohda, Takeshi Shimizu, Kanshi Abe, Takayuki Nakai +1 more 2018-06-26
9427968 Liquid discharge head and image forming apparatus Tomohiko Kohda, Takeshi Shimizu, Kanshi Abe, Takayuki Nakai, Takahiro Yoshida +1 more 2016-08-30
9375925 Liquid-ejection head and image forming apparatus Takeshi Shimizu, Tomohiko Kohda, Takahiro Yoshida, Kanshi Abe, Shiomi Andou +1 more 2016-06-28