TM

Tadahiro Mizutani

SE Seiko Epson: 144 patents #10 of 7,774Top 1%
Overall (All Time): #6,735 of 4,157,543Top 1%
144
Patents All Time

Issued Patents All Time

Showing 1–25 of 144 patents

Patent #TitleCo-InventorsDate
12377658 Cap and cartridge unit Yoshihiro Koizumi, Shun Oya, Takumi Nagashima, Hiroto Hanba 2025-08-05
12358297 Printer Yoshihiro Koizumi 2025-07-15
12319065 Ink refill container Yoshihiro Koizumi, Taku Ishizawa, Shun Oya, Tadashi Watanabe, Seigo MIYAZAWA 2025-06-03
12296600 Ink refill container, ink refill system, and ink refill adapter Ryoichi Tanaka, Manabu Akahane, Makoto Kobayashi, Naomi Kimura, Hideki Okumura +3 more 2025-05-13
12280601 Ink refill container and ink refill system Taku Ishizawa, Noriyuki Fukasawa, Naomi Kimura, Shoma Kudo, Manabu Akahane 2025-04-22
12240246 Liquid holding member, cap, and cartridge 2025-03-04
D1061705 Ink cartridge Takumi Nagashima, Yoshihiro Koizumi, Shun Oya, Hiroto Hanba 2025-02-11
12172447 Ink replenishment container Yoshihiro Koizumi, Shun Oya, Takumi Nagashima, Tadashi Watanabe, Manabu Yamaguchi 2024-12-24
12138935 Bottle set and bottle Takumi Nagashima, Hitoshi Igarashi, Ryoichi Tanaka, Tomoyuki Nakano 2024-11-12
12103312 Ink replenishment container Yoshihiro Koizumi, Taku Ishizawa, Tadashi Watanabe 2024-10-01
11938739 Ink refill container, ink refill system, and ink refill adapter Ryoichi Tanaka, Manabu Akahane, Makoto Kobayashi, Naomi Kimura, Hideki Okumura +3 more 2024-03-26
11932022 Ink bottle and bottle set Taku Ishizawa, Ryoichi Tanaka, Manabu Akahane, Koichi Toba, Takumi Nagashima +3 more 2024-03-19
11926162 Ink refill container and ink refill system Taku Ishizawa, Noriyuki Fukasawa, Naomi Kimura, Shoma Kudo, Manabu Akahane 2024-03-12
11919315 Cartridge Yoshihiro Koizumi, Shun Oya, Takumi Nagashima 2024-03-05
11850865 Cartridge and printing system Shun Oya, Yoshihiro Koizumi, Takumi Nagashima 2023-12-26
11813868 Liquid discharge device and maintenance method of liquid discharge device Masato Haga, Yasuaki HIRAI 2023-11-14
11691428 Bottle set and bottle Takumi Nagashima, Hitoshi Igarashi, Ryoichi Tanaka, Tomoyuki Nakano 2023-07-04
11667123 Ink refill container and ink refill system Taku Ishizawa, Noriyuki Fukasawa, Naomi Kimura, Shoma Kudo, Manabu Akahane 2023-06-06
D988398 Ink replenish container Noriyuki Fukasawa, Taku Ishizawa, Tadashi Watanabe, Ryoichi Tanaka 2023-06-06
11639060 Ink refill container, ink refill system, and ink refill adapter Ryoichi Tanaka, Manabu Akahane, Makoto Kobayashi, Naomi Kimura, Hideki Okumura +3 more 2023-05-02
11597207 Ink bottle and bottle set Taku Ishizawa, Ryoichi Tanaka, Manabu Akahane, Koichi Toba, Takumi Nagashima +3 more 2023-03-07
D979418 Packaging container Tomoyuki Higuchi, Taku Ishizawa, Yoshiaki Shimizu 2023-02-28
11541662 Ink refill container and ink refill system Taku Ishizawa, Noriyuki Fukasawa, Naomi Kimura, Shoma Kudo, Manabu Akahane 2023-01-03
11370224 Liquid storage container Noriyuki Fukasawa, Taku Ishizawa, Mao Otashiro 2022-06-28
11318749 Ink cartridge, printer, and method for mounting ink cartridge Yoshihiro Koizumi 2022-05-03