HF

Hisashi Fukai

Canon: 11 patents #5,840 of 19,416Top 35%
SC Sugatsune Kogyo Co.: 3 patents #28 of 79Top 40%
Nintendo Co.: 1 patents #886 of 1,476Top 65%
Overall (All Time): #345,937 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
11155084 Liquid ejecting head and manufacturing method thereof Satoshi Kudo, Hiroyuki Shimoyama 2021-10-26
8827424 Liquid ejection head Naoki Nakajo 2014-09-09
8730658 Portable device Kazuyoshi Oshima, Shinichirou Koshikawa, Ryou Niimi 2014-05-20
8032987 Portable device and hinge assembly Kazuyoshi Oshima, Shinichirou Koshikawa, Ryou Niimi, Manabu Hasegawa, Kenta Naganuma 2011-10-11
7681283 Hinge assembly Shinichirou Koshikawa, Katsuya Imai 2010-03-23
7547094 Liquid discharge recording head and ink jet recording apparatus Shogo Kawamura, Toshihiro Mori, Naoki Nakajo 2009-06-16
6516509 Method of manufacturing a liquid jet head having a plurality of movable members Takayuki Ono, Koji Yamakawa, Tsuyoshi Orikasa, Toshio Kashino, Hiroyuki Kigami +4 more 2003-02-11
6377358 Method for correcting a recording head, correction apparatus therefor, recording head corrected by use of such apparatus, and recording apparatus using such recording head Kimiyuki Hayasaki, Koji Yamakawa, Tsuyoshi Orikasa, Hiroyuki Kigami, Takayuki Ono +2 more 2002-04-23
6349239 Method for manufacturing a liquid jet recording head Tsuyoshi Orikasa, Koji Yamakawa, Hiroyuki Kigami, Kimiyuki Hayasaki, Takayuki Ono +1 more 2002-02-19
6325482 Method and apparatus for correcting printhead, printhead corrected by this apparatus, and printing apparatus using this printhead Kimiyuki Hayasaki, Koji Yamakawa, Yutaka Koizumi, Tsuyoshi Orikasa, Hiroyuki Kigami +2 more 2001-12-04
6260958 Liquid ejection head having specific flow path structure Aya Yoshihira, Kouji Yamakawa, Tsuyoshi Orikasa, Hiroyuki Ishinaga, Toshio Kashino +6 more 2001-07-17
6227645 Liquid jet recording head and assembling method therefor Wataru Takahashi, Masaki Inaba, Ken Hosaka, Shin Ishimatsu, Ryoji Inoue +3 more 2001-05-08
6168264 Manufacturing method for the liquid ejection head Aya Yoshihira, Kouji Yamakawa, Tsuyoshi Orikasa, Hiroyuki Ishinaga, Toshio Kashino +6 more 2001-01-02
6094280 Method and apparatus for correcting print density by printhead, printhead corrected by this apparatus, and printing apparatus using this printhead Kimiyuki Hayasaki, Masaki Inaba 2000-07-25