YH

Yukihiro Hanaoka

SE Seiko Epson: 51 patents #197 of 7,774Top 3%
Overall (All Time): #50,328 of 4,157,543Top 2%
52
Patents All Time

Issued Patents All Time

Showing 1–25 of 52 patents

Patent #TitleCo-InventorsDate
12337596 Liquid ejection system Kunio Tabata, Noritaka IDE, Dai NOZAWA, Rika TANIMOTO 2025-06-24
11946551 Valve mechanism and liquid ejecting system Toshiro MURAYAMA, Daiki Tatsuta 2024-04-02
11926166 Liquid ejecting apparatus and sub-carriage Takao Yamamoto 2024-03-12
11318740 Liquid ejecting system Toshiro MURAYAMA 2022-05-03
10717295 Liquid ejecting apparatus, liquid filling method, and air bubble discharging method Masaru Kumagai 2020-07-21
10661574 Liquid ejecting apparatuses Eiichiro Watanabe, Masaru Kumagai, Izumi Nozawa 2020-05-26
10569559 Liquid ejecting apparatus Takuya Okina, Eiichiro Watanabe, Masaru Kumagai 2020-02-25
9254662 Recording apparatus Tatsuya Seshimo 2016-02-09
9085160 Recording apparatus Tatsuya Seshimo 2015-07-21
8747000 Paper cutting device and a printer with a paper cutting device Hiroyuki Nakayama 2014-06-10
8690300 Ink tank and ink jet printer Atsushi Nishioka, Manabu Yamada 2014-04-08
8596894 Paper cutting device and printer having a paper cutting device 2013-12-03
8573871 Paper cutting device and a printer with a paper cutting device Hiroyuki Nakayama 2013-11-05
8465124 Carriage guide mechanism and a printer Hironori Maekawa 2013-06-18
8445285 Liquid for ejection and method for ejecting bio-specimen Hitoshi Fukushima 2013-05-21
8439584 Paper cutting device and a printer with a paper cutting device Hiroyuki Nakayama 2013-05-14
8408687 Ink tank and ink jet printer Atsushi Nishioka, Manabu Yamada 2013-04-02
8354278 Liquid for discharge, method for discharging biospecimen, and compound Hitoshi Fukushima 2013-01-15
8182063 Liquid container 2012-05-22
8123328 Ink tank and ink jet printer incorporating the same Koji Yamada, Hiroyuki Nakayama, Manabu Yamada 2012-02-28
7867450 Liquid droplet ejecting head, inspection device, and method of using inspection device Toshihiko Yokoyama 2011-01-11
7722176 Ink tank and ink jet printer Atsushi Nishioka, Manabu Yamada 2010-05-25
7708369 Ink tank and ink jet printer incorporating the same Koji Yamada, Hiroyuki Nakayama, Manabu Yamada 2010-05-04
7604426 Paper cutting device and a printer with a paper cutting device Hiroyuki Nakayama 2009-10-20
7585143 Stocker apparatus 2009-09-08