TH

Toshiaki Hirosawa

Canon: 81 patents #221 of 19,416Top 2%
Overall (All Time): #22,179 of 4,157,543Top 1%
81
Patents All Time

Issued Patents All Time

Showing 51–75 of 81 patents

Patent #TitleCo-InventorsDate
6120140 Ink supplying apparatus and ink recording apparatus having same Hajime Kishida, Osamu Morita, Mineo Kaneko, Kiyomitsu Kudo 2000-09-19
6113214 Ink jet recording head having components made from the same material, recording apparatus using the head, and method for manufacturing such head and ink jet recording apparatus Toru Yamane 2000-09-05
6084611 Recording head, having pressure-bonding member for binding recording element substrate and driving element substrate, head cartridge and recording apparatus having same Toru Yamane, Manabu Sueoka 2000-07-04
6062675 Recording head, recording apparatus and manufacturing method of recording head Toru Yamane 2000-05-16
6024439 Ink-jet head having projecting portion Manabu Sueoka, Toru Yamane 2000-02-15
6024442 Ink refilling method and apparatus, ink container refilled therewith and ink jet apparatus comprising ink refilling apparatus Osamu Sato, Osamu Morita, Shogo Kawamura 2000-02-15
6007185 Recording head, head cartridge and recording apparatus with flexible substrate coupling Toru Yamane 1999-12-28
6000792 Ink jet apparatus provided with an improved recovery mechanism Yutaka Koizumi, Jiro Moriyama, Torachika Osada 1999-12-14
5997122 Ink jet recording apparatus capable of performing liquid droplet diameter random variable recording and ink jet recording method using ink for liquid droplet random variable recording Jiro Moriyama, Yutaka Koizumi, Shoji Koike, Yoshinobu Shimomura, Torachika Osada +1 more 1999-12-07
5916452 Process for the production of an ink jet head Junichi Kobayashi, Shoji Shiba, Toru Yamane 1999-06-29
D395916 Combined ink tank holder and printing head for printer Manabu Inoue, Osamu Morita 1998-07-07
D395670 Combined ink tank holder and printing head for printer Manabu Inoue, Osamu Morita 1998-06-30
5745129 Ink jet head, ink jet apparatus and driving method therefor Jiro Moriyama, Yutaka Koizumi 1998-04-28
D392672 Combined ink tank holder and printing head for printer Manabu Inoue, Osamu Morita 1998-03-24
5682190 Ink jet head and apparatus having an air chamber for improving performance Yutaka Koizumi, Jiro Moriyama, Mineo Kaneko, Torachika Osada, Hidemi Kubota 1997-10-28
5670998 Ink jet head having plural terminals electrically connected in common during storage Junji Shimoda, Sakiko Tanabe 1997-09-23
5646659 Ink jet recording apparatus, and method with control of ink drops and ink mist Jiro Moriyama, Yutaka Koizumi, Hisashi Fukushima, Torachika Osada, Haruhiko Moriguchi +2 more 1997-07-08
5561448 Ink jet recording apparatus for recovering recording head Mineo Kaneko, Hidemi Kubota, Yutaka Koizumi, Torachika Osada, Jiro Moriyama 1996-10-01
5523780 Ink jet recording apparatus and ink cartridge mountable on said apparatus Yoshifumi Hattori, Minoru Nozawa, Kenji Aono 1996-06-04
5457485 Ink jet recording apparatus Jiro Moriyama, Yutaka Koizumi, Hiroto Matsuda, Torachika Osada, Hidemi Kubota 1995-10-10
5398053 Liquid jet recording apparatus having auxiliary recording head Makoto Takamiya, Haruhiko Takahashi, Hidejiro Kadowaki, Ken Tsuchii, Masafumi Wataya 1995-03-14
5357268 Ink jet recording head in which the ejection elements are driven in blocks Hideaki Kishida, Akira Katayama, Kimiyuki Hayasaki, Nobuyuki Watanabe, Jiro Moriyama +4 more 1994-10-18
5343227 Ink jet recording apparatus and ink jet recording head with means reducing the amount of warp Torachika Osada, Jiro Moriyama, Hidemi Kubota, Yutaka Koizumi, Mineo Kaneko +3 more 1994-08-30
5264865 Ink jet recording method and apparatus utilizing temperature dependent, pre-discharge, meniscus retraction Junji Shimoda, Sakiko Tanabe 1993-11-23
5231424 Ink jet recording apparatus with efficient circulation recovery Mineo Kaneko, Hidemi Kubota, Yutaka Koizumi, Torachika Osada, Jiro Moriyama 1993-07-27