HH

Hiroko Hayashi

SE Seiko Epson: 37 patents #340 of 7,774Top 5%
T& Tsumura &: 3 patents #12 of 128Top 10%
OC Orient Chemical Industries Co.: 2 patents #46 of 105Top 45%
FU Fujifilm: 1 patents #3,076 of 4,519Top 70%
Canon: 1 patents #14,899 of 19,416Top 80%
Overall (All Time): #75,498 of 4,157,543Top 2%
41
Patents All Time

Issued Patents All Time

Showing 25 most recent of 41 patents

Patent #TitleCo-InventorsDate
11866596 Aqueous ink jet composition Kenji Kitada, Yasunari Ikeda, Hisashi Okamura, Kenta KIKUCHI, Hirofumi Hokari +6 more 2024-01-09
11591489 Aqueous ink jet composition Hisashi Okamura, Kenji Kitada, Yasunari Ikeda, Hirofumi Hokari, Shinichi Yamamoto +6 more 2023-02-28
11447649 Aqueous ink jet composition Yasunari Ikeda, Kenji Kitada, Hirofumi Hokari, Hisashi Okamura, Kenta KIKUCHI +1 more 2022-09-20
11384249 Aqueous ink jet composition Kenji Kitada, Yasunari Ikeda, Hirofumi Hokari, Hisashi Okamura, Kenta KIKUCHI +2 more 2022-07-12
10676626 Ink jet textile printing ink composition and ink receiving container Tetsuya Aoyama, Makoto Nagase 2020-06-09
10047234 Ink set Hiromi Ohori, Ryosuke Teramoto, Yuho Miyake, Miharu Kanaya, Daisuke Ishihara 2018-08-14
9725608 Ink jet recording ink, ink jet recording ink set, recording method, recorded matter and ink jet recording apparatus Masahiro Yatake, Toshiyuki Miyabayashi 2017-08-08
9382438 Ink composition for ink jet recording, penetrant for ink jet recording, and recording apparatus Tomoyuki Okuyama, Masahiro Yatake 2016-07-05
9365726 Ink composition, inkset, recording apparatus, and recording method Daisuke Nishioka 2016-06-14
8759417 Water-based ink, water-based ink set, and process for producing dispersion Masahiro Yatake, Hidehiko Komatsu, Hitoshi Ohta, Kazuhiko Hara, Jun Ito +2 more 2014-06-24
8556400 Inkjet recording ink Masahiro Yatake, Motoki Masuda, Jyun Ito, Yasuhiro Oki 2013-10-15
7691192 Ink composition, and ink jet recording method and recorded matter using the same Yasuhiro Oki, Kazuhiko Kitamura, Keiichi Tateishi, Shigeaki Tanaka, Yoshiharu Yabuki 2010-04-06
7676165 Image forming apparatus and control method therefor 2010-03-09
7553885 Ink for inkjet recording Masahiro Yatake, Yasuhiro Oki, Motoki Masuda 2009-06-30
7307109 Ink-jet recording ink, ink-jet recording ink set, recording method, print, and ink-jet recording apparatus Masahiro Yatake, Toshiyuki Miyabayashi 2007-12-11
7303616 Ink composition, ink jet recording method and recorded article Yasuhiro Oki, Kazuhiko Kitamura 2007-12-04
7083669 Ink composition, inkjet recording method using the same and recorded matter Hiroshi Fukumoto, Yasuhiro Oki, Kazuhiko Kitamura 2006-08-01
6852154 Ink set Kazuhiko Kitamura, Kyoichi Oka 2005-02-08
6802893 Ink for ink-jet recording and process for producing the same, ink set for ink-jet recording, and ink cartridge Hidehiko Komatsu, Hiroto Nakamura, Masahiro Yatake, Makoto Matsuzaki, Fumitsugu Ito +1 more 2004-10-12
6767090 Ink set for ink-jet recording Masahiro Yatake, Toshiyuki Miyabayashi 2004-07-27
6719833 Recording medium, and image forming method and recorded matter using same Masahiro Hanmura, Hiroyuki Onishi, Miharu Kanaya 2004-04-13
6599356 Method for manufacturing pigment dispersed liquid, and pigment dispersed liquid, and ink for ink-jet printer recording using said pigment dispersed liquid Hidehiko Komatsu, Kazuhiko Hara, Hitoshi Ota 2003-07-29
6596378 Recording medium and aqueous ink composition Masahiro Hanmura, Hiroyuki Onishi, Miharu Kanaya 2003-07-22
6500248 Ink composition for ink-jet recording and method of ink-jet recording 2002-12-31
6488753 Aqueous pigment dispersion water-base ink composition and recording method using the ink composition Hiroshi Ito, Masayuki Momose, Sohko Ito 2002-12-03