KH

Keita Hirai

Brother Kogyo: 13 patents #8 of 496Top 2%
Fujitsu Limited: 1 patents #246 of 787Top 35%
Overall (2022): #4,134 of 548,613Top 1%
14
Patents 2022

Issued Patents 2022

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
11430755 Electronic device including first substrate having first and second surfaces opposite from each other, second substrate facing first surface, and drive circuit facing second surface 2022-08-30
11413868 Liquid discharge head Hiroshi Katayama, Shohei Koide, Keita Sugiura 2022-08-16
11345146 Liquid discharge head Keita Sugiura, Shohei Koide, Hiroshi Katayama 2022-05-31
11338582 Liquid discharge apparatus and image recording apparatus including the same Hiroshi Katayama, Shohei Koide, Keita Sugiura 2022-05-24
11331906 Liquid discharge head and liquid discharge apparatus Shohei Koide, Keita Sugiura, Hiroshi Katayama 2022-05-17
11305532 Liquid ejection head Shohei Koide, Keita Sugiura, Hiroshi Katayama 2022-04-19
11285726 Liquid ejection head and liquid ejection apparatus Shohei Koide, Keita Sugiura, Hiroshi Katayama 2022-03-29
11273637 Liquid ejection head Shohei Koide, Keita Sugiura, Hiroshi Katayama 2022-03-15
11266039 Liquid immersion tank Masayuki Watanabe 2022-03-01
11260660 Liquid discharge head 2022-03-01
11258003 Piezoelectric actuator, liquid discharge head, and manufacturing method of piezoelectric actuator Toru Kakiuchi 2022-02-22
11254140 Liquid discharge head Hiroshi Katayama, Shohei Koide, Keita Sugiura 2022-02-22
11247460 Liquid discharging head Keita Sugiura, Shohei Koide, Hiroshi Katayama 2022-02-15
11241882 Liquid discharge head 2022-02-08