TK

Tsuyoshi Kitahara

SE Seiko Epson: 75 patents #68 of 7,774Top 1%
Nissan Motor Co.: 8 patents #916 of 8,689Top 15%
Overall (All Time): #20,163 of 4,157,543Top 1%
85
Patents All Time

Issued Patents All Time

Showing 51–75 of 85 patents

Patent #TitleCo-InventorsDate
6382754 Ink jet printing device Koji Morikoshi, Kaoru Momose, Noriaki Okazawa, Masahiko Yoshida, Kazunaga Suzuki +2 more 2002-05-07
6357846 Ink jet recording apparatus and recording method using the same 2002-03-19
6338549 Piezoelectric vibrator unit, method for manufacturing the same, and ink-jet recording head Minoru Usui, Satoru Hosono 2002-01-15
6338554 Ink-jet recording device 2002-01-15
6328395 Ink jet printer and ink jet printing method Noboru Tamura, Hironori Endo 2001-12-11
6322203 Ink jet recording head and ink jet recorder 2001-11-27
6296351 Ink jet recording head with narrowed reservoir ends Ryoichi Tanaka, Noriaki Okazawa, Hitotoshi Kimura, Takayuki Iijima 2001-10-02
6273558 Piezoelectric vibrator unit, manufacturing method thereof, and ink jet recording head incorporating the same 2001-08-14
6270191 Ink jet recording head and ink jet recorder Koji Morikoshi 2001-08-07
6217159 Ink jet printing device Koji Morikoshi, Kaoru Momose, Noriaki Okazawa, Masahiko Yoshida, Kazunaga Suzuki +2 more 2001-04-17
6213594 Ink-jet printing head for preventing crosstalk 2001-04-10
6190009 Ink-jet recording device 2001-02-20
6161912 Method of maintaining and controlling the helmholtz resonant frequency in an ink jet print head Ryoichi Tanaka 2000-12-19
6139132 Ink jet recording head with nozzle communicating hole having smaller width than pressurizing chambers in direction of array of pressurizing chambers Shinji Yasukawa, Minoru Usui, Takahiro Naka, Noriaki Okazawa, Hideaki Sonehara 2000-10-31
6048052 Ink jet recording head Minoru Usui, Takahiro Naka, Osamu Nakamura, Tatsuya Seshimo 2000-04-11
6010209 Passage forming substrate for an ink-jet recording head 2000-01-04
5896149 Ink jet type recording head having a flow passage substrate with a stepped configuration and recesses formed in a surface thereof Hidetaka Sakurai 1999-04-20
5841456 Transfer printing apparatus with dispersion medium removal member Katsumori Takei, Takahiro Katakura, Toshihisa Saruta, Toshio Kumagai, Tohru Fukushima 1998-11-24
5754204 Ink jet recording head 1998-05-19
5646662 Recording head of an ink-jet type 1997-07-08
5510816 Method and apparatus for driving ink jet recording head Satoru Hosono, Tomoaki Abe, Shuji Yonekubo, Takahiro Katakura 1996-04-23
5481284 Printer having line-type ink jet recording head Eiji Kumai, Hiromu Hirabayashi, Kenichi Kanbayashi, Kohji Watanabe 1996-01-02
5341164 Solid ink supply for ink jet Yoshinori Miyazawa, Hiroshi Ishii, Osamu Nakamura, Norihiko Kurashima, Hisashi Miyazawa 1994-08-23
5184155 Ink jet print head Shuji Yonekubo, Tatsuo Furuta, Takahiro Katakura, Naomi Serizawa 1993-02-02
5177504 On-demand type ink jet print head Hiroshi Ishii, Yoshinori Miyazawa 1993-01-05