TN

Takayuki Nakai

Ricoh Company: 24 patents #864 of 9,818Top 9%
Mitsubishi Electric: 9 patents #3,275 of 25,717Top 15%
SC Sumitomo Metal Mining Co.: 6 patents #103 of 736Top 15%
PA Panasonic: 4 patents #6,180 of 21,108Top 30%
KK Kirin Beer Kabushiki Kaisha: 1 patents #149 of 379Top 40%
Overall (All Time): #66,398 of 4,157,543Top 2%
44
Patents All Time

Issued Patents All Time

Showing 1–25 of 44 patents

Patent #TitleCo-InventorsDate
12214600 Liquid discharging head, liquid discharging unit, and device for discharging liquid Tomohiko Kohda, Takahiro Yoshida, Shiomi Andou, Kanshi Abe, Takeshi Shimizu +1 more 2025-02-04
11811373 Class AB amplifier and operational amplifier 2023-11-07
11724514 Liquid discharging head, liquid discharging unit, and device for discharging liquid Tomohiko Kohda, Takahiro Yoshida, Shiomi Andou, Kanshi Abe, Takeshi Shimizu +1 more 2023-08-15
11420447 Liquid discharging head, liquid discharging unit, and device for discharging liquid Tomohiko Kohda, Takahiro Yoshida, Shiomi Andou, Kanshi Abe, Takeshi Shimizu +1 more 2022-08-23
11331930 Liquid discharging head, liquid discharging unit, and device for discharging liquid Tomohiko Kohda, Takahiro Yoshida, Shiomi Andou, Kanshi Abe, Takeshi Shimizu +1 more 2022-05-17
11273643 Liquid discharge head, liquid discharge device, and liquid discharge apparatus Shiomi Andoh 2022-03-15
11230102 Liquid discharge head, discharge device, and liquid discharge apparatus Shiomi Andoh 2022-01-25
11135845 Liquid discharge head, liquid discharge device, and liquid discharge apparatus Shiomi Andou, Takahiro Yoshida 2021-10-05
11095258 Class AB amplifier and operational amplifier 2021-08-17
10972102 Interface circuit 2021-04-06
10864746 Liquid circulating apparatus and liquid ejecting apparatus Yukio Otome, Takahiro Yoshida, Ryuji Yoshida, Junichi Iwata 2020-12-15
10792920 Laminated substrate, liquid discharge head, and liquid discharge apparatus Junichi Iwata, Yoshitaka Fujinuma, Kanshi Abe, Koji Kawahara 2020-10-06
10696057 Liquid discharging head, liquid discharging unit, and device for discharging liquid Tomohiko Kohda, Takahiro Yoshida, Shiomi Andou, Kanshi Abe, Takeshi Shimizu +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, Ryo Kasahara +1 more 2020-06-02
10538101 Liquid discharging head, liquid discharging unit, and device for discharging liquid Tomohiko Kohda, Takahiro Yoshida, Shiomi Andou, Kanshi Abe, Takeshi Shimizu +1 more 2020-01-21
10399355 Liquid discharge head, liquid discharge device, and liquid discharge apparatus Toshimichi Odaka, Takakazu Kihira, Takahiro Yoshida, Shiomi Andou, Yukio Otome +1 more 2019-09-03
10259231 Liquid discharge head including a filter and a supply channel, liquid discharge device, and liquid discharge apparatus Toshimichi Odaka, Takahiro Yoshida, Takakazu Kihira 2019-04-16
10207509 Liquid discharge head, liquid discharge device, and liquid discharge apparatus Toshimichi Odaka, Takahiro Yoshida 2019-02-19
10179452 Liquid discharge head, liquid discharge device, and liquid discharge apparatus Masami Iwama, Yukio Otome, Takahiro Yoshida, Takakazu Kihira, Shiomi Andou +6 more 2019-01-15
10160226 Liquid discharging head, liquid discharging unit, and device for discharging liquid Tomohiko Kohda, Takahiro Yoshida, Shiomi Andou, Kanshi Abe, Takeshi Shimizu +1 more 2018-12-25
10160216 Droplet discharge head and image forming apparatus incorporating same Takahiro Yoshida, Shiomi Andou, Toshimichi Odaka, Kanshi Abe 2018-12-25
10141889 Semiconductor integrated circuit, sensor reader, and sensor readout method Tomokazu Ogomi 2018-11-27
10005281 Liquid ejection head, liquid ejection unit, and apparatus for ejecting liquid Takahiro Yoshida, Tomohiko Kohda, Takeshi Shimizu, Kanshi Abe, Ryo Kasahara +1 more 2018-06-26
10000066 Liquid discharge head, liquid discharge device, and liquid discharge apparatus 2018-06-19
9955093 Switch control circuit, semiconductor apparatus, and magnetic ink reading apparatus Akio Kamimurai 2018-04-24