MF

Masahiro Fujii

SE Seiko Epson: 53 patents #177 of 7,774Top 3%
NE Nec: 10 patents #1,345 of 14,502Top 10%
NS Nippon Steel: 5 patents #528 of 4,423Top 15%
OL Olympus: 5 patents #926 of 3,097Top 30%
CH Chisso: 4 patents #208 of 833Top 25%
Honda Motor Co.: 3 patents #6,619 of 21,052Top 35%
UN Unitika: 2 patents #136 of 620Top 25%
DE Denso: 2 patents #4,986 of 11,792Top 45%
TC Toyo Ink Mfg. Co.: 2 patents #112 of 499Top 25%
ND Ntt Docomo: 1 patents #1,030 of 1,706Top 65%
Mazda Motor: 1 patents #2,563 of 4,755Top 55%
HL Hitachi Shipbuilding & Engineering Company Limited: 1 patents #37 of 117Top 35%
CK Calsonic Kansei: 1 patents #307 of 675Top 50%
MC Mitsubishi Diamond Industrial Co.: 1 patents #28 of 58Top 50%
Overall (All Time): #17,091 of 4,157,543Top 1%
92
Patents All Time

Issued Patents All Time

Showing 51–75 of 92 patents

Patent #TitleCo-InventorsDate
6234607 Ink jet head and control method for reduced residual vibration Shinri Sakai 2001-05-22
6213590 Inkjet head for reducing pressure interference between ink supply passages Keiichi Mukaiyama, Hiroyuki Maruyama, Tadaaki Hagata, Ikuhiro Miyashita 2001-04-10
6190003 Electrostatic actuator and manufacturing method therefor Kazuhiko Sato, Hiroyuki Maruyama, Tadaaki Hagata, Koji Kitahara, Keiichi Mukaiyama 2001-02-20
6168263 Ink jet recording apparatus Shigeo Nojima, Taro Takekoshi, Hiroyuki Ishikawa 2001-01-02
6164759 Method for producing an electrostatic actuator and an inkjet head using it Keiichi Mukaiyama, Hiroyuki Maruyama, Tadaaki Hagata, Yoshio Maeda, Hiroshi Komatsu +1 more 2000-12-26
6013953 Semiconductor device with improved connection reliability Toshiyuki Nishihara, Yasunori Tanaka, Michinobu Tanioka 2000-01-11
6000785 Ink jet head, a printing apparatus using the ink jet head, and a control method therefor Shinri Sakai 1999-12-14
5992978 Ink jet recording apparatus, and an ink jet head manufacturing method Keiichi Mukaiyama, Hiroyuki Maruyama, Tadaaki Hagata, Ikuhiro Miyashita 1999-11-30
5975668 Ink jet printer and its control method for detecting a recording condition Ikuhiro Miyashita, Shigeo Sugimura, Hiroshi Koeda, Naoki Kobayashi, Asahiro Oguchi 1999-11-02
5961600 Method and apparatus for controlling data transfer Hiroshi Ono 1999-10-05
5912684 Inkjet recording apparatus Keiichi Mukaiyama, Hiroyuki Maruyama, Tadaaki Hagata, Mitsuro Atobe, Shinichi Kamisuki +4 more 1999-06-15
5894316 Ink jet head with diaphragm having varying compliance or stepped opposing wall Shinri Sakai 1999-04-13
5821951 Ink jet printer having an electrostatic activator and its control method Ikuhiro Miyashita, Shigeo Sugimura, Hiroshi Koeda, Naoki Kobayashi, Asahiro Oguchi 1998-10-13
5818473 Drive method for an electrostatic ink jet head for eliminating residual charge in the diaphragm Hiroyuki Ishikawa, Shigeo Nojima, Hiroyuki Maruyama, Atsushi Yamaji 1998-10-06
5734395 Ink jet head Shinichi Kamisuki, Mitsuro Atobe, Hiroshi Koeda, Shinichi Yotsuya, Naoki Kobayashi 1998-03-31
5668579 Apparatus for and a method of driving an ink jet head having an electrostatic actuator Ikuhiro Miyashita, Shigeo Sugimura, Hiroshi Koeda, Naoki Kobayashi, Asahiro Oguchi 1997-09-16
5644341 Ink jet head drive apparatus and drive method, and a printer using these Ikuhiro Miyashita, Hiroshi Koeda, Keiichi Mukaiyama, Hiroyuki Maruyama, Noriyoshi Otsuki +2 more 1997-07-01
5619146 Switching speed fluctuation detecting apparatus for logic circuit arrangement Yasuo Ohno, Tadashi Maeda, Takao Atsumo, Noriaki Matsuno, Keiichi Numata +1 more 1997-04-08
5572242 Inkjet having recovery system control method and apparatus operating during periods of non-use Susumu Hama, Hiroshi Takizawa, Masahiro Minowa 1996-11-05
5563634 Ink jet head drive apparatus and drive method, and a printer using these Ikuhiro Miyashita, Hiroshi Koeda 1996-10-08
5556915 Water-based organosilicon composition Takehiro Suzuki, Masashi Koide 1996-09-17
5547999 Reactive microgel and photosensitive resin composition containing the reactive microgel for flexographic printing plate Sunao Satake, Yoshimi Yatsuyanagi, Ippei Imagawa 1996-08-20
5545694 Reactive microgel and photosensitive resin composition containing the reactive microgel for flexographic printing plate Sunao Satake, Yoshimi Yatsuyanagi, Ippei Imagawa 1996-08-13
5537076 Negative resistance circuit and inverter circuit including the same 1996-07-16
5519578 Folded printed wiring board structure with electromagnetic shield 1996-05-21