RK

Ryutaro Kusunoki

TK Toshiba Tec Kabushiki Kaisha: 61 patents #21 of 1,664Top 2%
KT Kabushiki Kaisha Toshiba: 5 patents #5,683 of 21,451Top 30%
Overall (All Time): #37,781 of 4,157,543Top 1%
61
Patents All Time

Issued Patents All Time

Showing 1–25 of 61 patents

Patent #TitleCo-InventorsDate
12064964 Inkjet head Meng Fei Wong 2024-08-20
11879766 Droplet dispensing apparatus Shuhei Yokoyama, Atsushi Kubota 2024-01-23
11724500 Liquid ejection head 2023-08-15
11724498 Liquid ejection device and image forming apparatus Meng Fei Wong 2023-08-15
11691417 Inkjet head Meng Fei Wong 2023-07-04
11602933 Liquid ejection head and liquid ejection apparatus Mengfei Wong 2023-03-14
11529808 Liquid discharge apparatus and image forming apparatus Mengfei Wong, Li Xu 2022-12-20
11511300 Chemical liquid dispensing apparatus and chemical liquid discharging device Shuhei Yokoyama, Satoshi Kaiho, Seiya Shimizu 2022-11-29
11390074 Liquid ejection head and liquid ejection apparatus Mengfei Wong 2022-07-19
11351563 Liquid dispensing apparatus Shuhei Yokoyama, Satoshi Kaiho, Seiya Shimizu 2022-06-07
11318742 Liquid discharge head and liquid discharge recording apparatus Li Xu 2022-05-03
11247467 Chemical liquid dispensing apparatus Shuhei Yokoyama 2022-02-15
11213813 Droplet dispensing apparatus Masaaki Higuchi, Satoshi Kaiho 2022-01-04
11135848 Liquid ejecting head and liquid ejecting apparatus Mengfei Wong, Shuhei Yokoyama 2021-10-05
11090925 Liquid discharge apparatus and image forming apparatus Mengfei Wong, Li Xu 2021-08-17
10717272 Liquid discharging device storing a use history Shuhei Yokoyama, Satoshi Kaiho, Seiya Shimizu 2020-07-21
10500847 Liquid ejecting head and liquid ejecting device Noboru Nitta 2019-12-10
10500856 Ink jet head and ink jet recording apparatus Meng Fei Wong, Shuhei Yokoyama, Ryuichi Arai 2019-12-10
10369562 Droplet ejecting apparatus Shuhei Yokoyama, Satoshi Kaiho 2019-08-06
10350887 Liquid injection apparatus, driving method of liquid injection apparatus and liquid supply apparatus 2019-07-16
10252528 Inkjet recording head Takashi Kawakubo, Kazuhide Abe 2019-04-09
10239313 Inkjet head drive apparatus Yasuhito Kiji 2019-03-26
10226922 Ink jet head having prolonged lifetime Shuhei Yokoyama, Meng Fei Wong 2019-03-12
10189254 Droplet ejecting head and droplet ejecting apparatus Shuhei Yokoyama, Ikuo Fujisawa 2019-01-29
10137686 Ink jet head and ink jet apparatus having the same Shuhei Yokoyama, Meng Fei Wong 2018-11-27