YN

Yoichi Naganuma

SE Seiko Epson: 49 patents #216 of 7,774Top 3%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
Overall (All Time): #53,947 of 4,157,543Top 2%
50
Patents All Time

Issued Patents All Time

Showing 1–25 of 50 patents

Patent #TitleCo-InventorsDate
12370796 Liquid ejecting head and liquid ejecting apparatus Yuma Fukuzawa, Shohei MIZUTA, Naohiro Nakagawa 2025-07-29
12138925 Liquid ejecting head and liquid ejecting apparatus Shotaro Tamai, Yuma Fukuzawa, Hitoshi TAKAAI, Eiju Hirai 2024-11-12
12076991 Liquid ejecting head and liquid ejecting apparatus Yuma Fukuzawa, Shohei MIZUTA 2024-09-03
11833818 Liquid ejecting head and liquid ejecting apparatus Yuma Fukuzawa, Eiju Hirai, Shotaro Tamai, Akinori TANIUCHI 2023-12-05
11738557 Liquid ejecting head and liquid ejecting apparatus Yuma Fukuzawa, Shotaro Tamai 2023-08-29
11654681 Liquid ejecting head and liquid ejecting apparatus Yuma Fukuzawa, Shotaro Tamai 2023-05-23
11554584 Liquid ejecting head and liquid ejecting apparatus Yuma Fukuzawa, Hitoshi TAKAAI, Shotaro Tamai 2023-01-17
11548280 Liquid ejecting head and liquid ejecting system Yuma Fukuzawa, Shotaro Tamai, Akira MIYAGISHI, Kazuaki Uchida 2023-01-10
11491785 Liquid ejecting head and liquid ejecting system Yuma Fukuzawa, Shotaro Tamai, Akira MIYAGISHI, Kazuaki Uchida 2022-11-08
11390079 MEMS device, liquid ejecting head, liquid ejecting apparatus, manufacturing method of MEMS device, manufacturing method of liquid ejecting head, and manufacturing method of liquid ejecting apparatus Daisuke Yamada, Motoki Takabe, Yasuyuki Matsumoto, Eiju Hirai 2022-07-19
11331917 Liquid ejecting head and liquid ejecting apparatus Yuma Fukuzawa, Shotaro Tamai 2022-05-17
11292247 Liquid discharging head and liquid discharging apparatus Shohei MIZUTA, Motoki Takabe, Shunya Fukuda 2022-04-05
11230100 Liquid discharging head and liquid discharging apparatus Motoki Takabe, Shunya Fukuda, Shohei MIZUTA 2022-01-25
11225072 Liquid ejecting head and liquid ejecting system Yuma Fukuzawa, Shotaro Tamai, Akira MIYAGISHI, Kazuaki Uchida 2022-01-18
11225073 Liquid ejecting head and liquid ejecting system Yuma Fukuzawa, Shotaro Tamai, Akira MIYAGISHI, Kazuaki Uchida 2022-01-18
11167552 Liquid discharging head and liquid discharging apparatus Shohei MIZUTA, Motoki Takabe, Shunya Fukuda 2021-11-09
11072171 Liquid discharging head and liquid discharging apparatus Shohei MIZUTA, Motoki Takabe, Shunya Fukuda 2021-07-27
10882316 Liquid ejecting head and liquid ejecting apparatus 2021-01-05
10807363 Liquid ejecting head and liquid ejecting apparatus 2020-10-20
10639889 MEMS device, liquid ejecting head, liquid ejecting apparatus, and manufacturing method of MEMS device Shohei MIZUTA, Eiju Hirai, Daisuke Yamada, Motoki Takabe 2020-05-05
10500853 Piezoelectric device, liquid ejecting head, and liquid ejecting apparatus Masao Nakayama, Eiju Hirai, Naoto Yokoyama, Motoki Takabe 2019-12-10
10449764 MEMS device, liquid ejecting head, liquid ejecting apparatus, manufacturing method of MEMS device, and manufacturing method of liquid ejecting head Eiju Hirai, Toshiaki Hamaguchi, Motoki Takabe 2019-10-22
10272686 MEMS device, liquid ejecting head, manufacturing method of MEMS device, and manufacturing method of liquid ejecting head Shuichi Tanaka, Eiju Hirai, Toshiaki Hamaguchi 2019-04-30
10150294 Inkjet head and inkjet printer Eiju Hirai, Toshiaki Hamaguchi, Motoki Takabe 2018-12-11
10081181 Liquid ejecting head and liquid ejecting apparatus Shingo Tomimatsu 2018-09-25