HK

Hiroshi Katayama

Brother Kogyo: 16 patents #5 of 496Top 2%
DP Daicel Polymer: 1 patents #1 of 12Top 9%
Overall (2022): #2,856 of 548,613Top 1%
17
Patents 2022

Issued Patents 2022

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
11515644 Electromagnetic wave shielding and absorbing molded article Takafumi Ueda, Hirotomo Katano 2022-11-29
11491786 Liquid discharge head Jiro Yamamoto, Keita Sugiura, Taisuke Mizuno, Shotaro Kanzaki 2022-11-08
11479040 Liquid discharging head Shotaro Kanzaki, Jiro Yamamoto, Keita Sugiura, Taisuke Mizuno 2022-10-25
11446930 Liquid jetting apparatus Keita Sugiura, Shohei Koide, Jiro Yamamoto 2022-09-20
11433672 Liquid discharge head Shotaro Kanzaki, Jiro Yamamoto, Taisuke Mizuno, Keita Sugiura 2022-09-06
11413868 Liquid discharge head Shohei Koide, Keita Sugiura, Keita Hirai 2022-08-16
11345146 Liquid discharge head Keita Sugiura, Shohei Koide, Keita Hirai 2022-05-31
11338582 Liquid discharge apparatus and image recording apparatus including the same Shohei Koide, Keita Hirai, Keita Sugiura 2022-05-24
11331906 Liquid discharge head and liquid discharge apparatus Shohei Koide, Keita Hirai, Keita Sugiura 2022-05-17
11305532 Liquid ejection head Keita Hirai, Shohei Koide, Keita Sugiura 2022-04-19
11285726 Liquid ejection head and liquid ejection apparatus Keita Hirai, Shohei Koide, Keita Sugiura 2022-03-29
11285720 Liquid discharging head Keita Sugiura, Jiro Yamamoto, Shotaro Kanzaki, Taisuke Mizuno 2022-03-29
11273644 Liquid discharge head Taisuke Mizuno, Jiro Yamamoto, Shotaro Kanzaki, Keita Sugiura 2022-03-15
11273637 Liquid ejection head Keita Hirai, Shohei Koide, Keita Sugiura 2022-03-15
11254140 Liquid discharge head Shohei Koide, Keita Sugiura, Keita Hirai 2022-02-22
11247460 Liquid discharging head Keita Sugiura, Shohei Koide, Keita Hirai 2022-02-15
11214063 Liquid discharge head Jiro Yamamoto, Keita Sugiura, Shotaro Kanzaki, Taisuke Mizuno 2022-01-04