OS

Osamu Shinkawa

SE Seiko Epson: 77 patents #62 of 7,774Top 1%
ZG Zexel Gmbh: 2 patents #110 of 348Top 35%
EP Epson: 1 patents #24 of 66Top 40%
Overall (All Time): #23,674 of 4,157,543Top 1%
78
Patents All Time

Issued Patents All Time

Showing 1–25 of 78 patents

Patent #TitleCo-InventorsDate
12337597 Liquid ejecting apparatus and head unit for determining presence of foreign matter 2025-06-24
11975537 Liquid ejecting apparatus 2024-05-07
11772383 Storage amount detection device and liquid discharge device 2023-10-03
11654690 Storage amount detection device and liquid discharge device 2023-05-23
11654689 Liquid discharge device 2023-05-23
11590755 Liquid ejection device 2023-02-28
11465412 Head unit Masashi Kamiyanagi 2022-10-11
11465413 Head unit control device, head unit, and liquid ejection device 2022-10-11
11179930 Liquid discharging apparatus Masashi Kamiyanagi, Toshiyuki Suzuki 2021-11-23
11130332 Head unit and liquid discharging apparatus Masashi Kamiyanagi, Toshiyuki Suzuki 2021-09-28
10814618 Liquid ejecting apparatus Noriaki Saito, Masashi Kamiyanagi 2020-10-27
10639885 Liquid discharging apparatus including drive signal generation unit that generates first and second drive signals for checking discharge abnormalities Yasuhiro Hosokawa, Noriaki Saito 2020-05-05
10603901 Liquid discharging apparatus Yasuhiro Hosokawa, Noriaki Saito 2020-03-31
10363738 Liquid ejecting device, head unit, and method for controlling liquid ejecting device 2019-07-30
10005275 Liquid discharging apparatus and discharge state determination method of liquid in liquid discharging apparatus Yasuhiro Hosokawa, Masashi Kamiyanagi 2018-06-26
9636907 Liquid discharge apparatus, control method of liquid discharge apparatus, and control program of liquid discharge apparatus Toshiyuki Suzuki 2017-05-02
9610768 Liquid discharging apparatus and discharge state determination method of liquid in liquid discharging apparatus Yasuhiro Hosokawa, Masashi Kamiyanagi 2017-04-04
9457563 Liquid discharging apparatus Yoshio Nakazawa, Masahiko Yoshida, Kazuhito Fujisawa, Atsushi Akiyama 2016-10-04
9434159 Liquid discharging apparatus Yoshio Nakazawa, Kazuhito Fujisawa, Masahiko Yoshida, Atsushi Akiyama 2016-09-06
9327536 Liquid ejection device, inspection method, and program Toshiyuki Suzuki 2016-05-03
9278520 Liquid discharging apparatus Masashi Kamiyanagi, Toshiyuki Suzuki 2016-03-08
9221253 Liquid ejection apparatus Toshiyuki Suzuki 2015-12-29
9211750 Liquid ejection apparatus 2015-12-15
9162506 Printing apparatus and method of controlling printing apparatus 2015-10-20
9132627 Liquid ejecting device, inspection method, and program Toshiyuki Suzuki 2015-09-15