AS

Akio Saito

Canon: 78 patents #252 of 19,416Top 2%
AD Adeka: 10 patents #26 of 499Top 6%
HI Hitachi: 8 patents #5,191 of 28,497Top 20%
Mitsubishi Electric: 7 patents #4,301 of 25,717Top 20%
Samsung: 6 patents #19,812 of 75,807Top 30%
NE Nec: 4 patents #3,388 of 14,502Top 25%
TT Tokyo Institute Of Technology: 3 patents #141 of 1,159Top 15%
MC Mitsumi Electric Co.: 3 patents #259 of 935Top 30%
MC Mitsui Chemicals: 2 patents #873 of 2,279Top 40%
JS Jsr: 2 patents #443 of 1,137Top 40%
KC Kyoto Daiichi Kagaku Co.: 2 patents #46 of 118Top 40%
Pioneer Electronic: 2 patents #804 of 1,840Top 45%
HS Hitachi Microcomputer System: 1 patents #104 of 257Top 45%
NC Nippon Electric Co.: 1 patents #251 of 792Top 35%
NC Nippon Mining & Metals Co.: 1 patents #80 of 166Top 50%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
NM Nippon Steel & Sumitomo Metal: 1 patents #786 of 1,491Top 55%
YC Yushiro Chemical Industry Co.: 1 patents #15 of 77Top 20%
Overall (All Time): #8,526 of 4,157,543Top 1%
129
Patents All Time

Issued Patents All Time

Showing 76–100 of 129 patents

Patent #TitleCo-InventorsDate
6071677 Manufacturing method of liquid jet recording head using a laser working method Shin Ishimatsu, Masaki Inaba, Akira Goto, Masao Furukawa, Toshinori Hasegawa +1 more 2000-06-06
6059400 Ink jet apparatus Makiko Kimura, Toshio Kashino, Teruo Arashima, Hiroshi Sugitani, Yoshifumi Hattori +9 more 2000-05-09
6029679 Semiconductor cleaning and production methods using a film repulsing fine particle contaminants Katsuhiro Ota, Haruo Itoh, Katsuhiko Itoh, Michimasa Funabashi 2000-02-29
5979475 Specimen holding method and fluid treatment method of specimen surface and systems therefor Takao Satoh, Haruo Itoh, Hitoshi Oka, Yoichi Takahara 1999-11-09
5917524 Ink tank with secure mounting arrangement Makiko Kimura, Tsutomu Abe, Hiroshi Nakagomi 1999-06-29
5850238 Recording head with cover Seiichiro Karita, Hideo Saikawa, Hiroshi Sugitani, Yoshifumi Hattori, Masami Ikeda +5 more 1998-12-15
5781208 Sealing mechanism for and ink-jet recording head Seiichiro Karita, Megumi Saito 1998-07-14
5747387 Removal method of organic matter and system for the same Koutarou Koizumi, Sukeyoshi Tsunekawa, Kazuhiko Kawai, Maki Shimoda, Katsuhiko Itoh +1 more 1998-05-05
5703632 Ink jet head orifice plate mounting arrangement Teruo Arashima, Makiko Kimura, Toshio Kashino, Hiroshi Sugitani, Yoshifumi Hattori +4 more 1997-12-30
5682187 Method for manufacturing an ink jet head having a treated surface, ink jet head made thereby, and ink jet apparatus having such head Takashi Watanabe, Kazuaki Masuda, Akira Goto, Hiroshi Kono, Takashi Kanzaki +5 more 1997-10-28
5627464 Rotation angle detecting device for a camshaft provided in an internal combustion engine Izuru Shinjo, Noriaki Hayashi 1997-05-06
5623287 Ink container with a controlled ink distribution therein, and method of filling the same Hideo Saikawa, Seiichiro Karita, Toshio Kashino, Hiroshi Nakagomi, Teruo Arashima +10 more 1997-04-22
5581285 Ink jet recording head with discharge opening surface treatment Takashi Watanabe, Kazuaki Masuda, Akihiko Shimomura, Toshio Kashino, Masami Kasamoto 1996-12-03
5515091 Replaceable ink tank Makiko Kimura, Tsutomu Abe, Hiroshi Nakagomi 1996-05-07
5508725 Ink jet head having trapezoidal ink passages, ink cartridge and recording apparatus with same Akira Goto, Kazuaki Masuda, Takashi Watanabe, Kunihiko Maeoka, Nobuyuki Kuwabara +9 more 1996-04-16
5500666 Capping member for indirectly venting the interior of an ink container, and recording cartridge and apparatus using same Yoshifumi Hattori, Seiichiro Karita, Hideo Saikawa, Toshio Kashino, Hiroshi Nakagomi +7 more 1996-03-19
5485184 Ink jet recording head and ink jet apparatus having same Hiroshi Nakagomi, Teruo Arashima, Kunihiko Maeoka, Takashi Ohba, Jun Kawai +11 more 1996-01-16
5436649 Ink jet recording head having constituent members clamped together Hiroshi Nakagomi, Teruo Arashima, Kunihiko Maeoka, Takashi Ohba, Jun Kawai +11 more 1995-07-25
5409544 Method of controlling adhesion of fine particles to an object in liquid Katsuhiro Ota, Yoichi Takahara, Hitoshi Oka 1995-04-25
5395461 Method of producing titanium material resistant to hydrogen absorption in aqueous hydrogen sulfide solution Kazuhiro Taki 1995-03-07
5389957 Ink jet head with contoured outlet surface Makiko Kimura, Toshio Kashino, Teruo Arashima, Hiroshi Sugitani, Yoshifumi Hattori +9 more 1995-02-14
5383076 Magnetic head device with cleaning means for cleaning sliding surface thereof Hideyuki Ikeda 1995-01-17
5374948 Ink jet recording head having an integral plate member larger than the head body Kazuaki Masuda, Toshio Kashino, Takashi Watanabe 1994-12-20
5371528 Liquid jet head with nonlinear liquid passages having a diverging portion Masaaki Izumida, Koichi Sato, Shigeaki Tanaka, Tsuguhiro Fukuda, Nobuyuki Kuwabara +9 more 1994-12-06
5280299 Ink filling method for ink jet recording apparatus Hideo Saikawa, Seiichiro Karita, Toshio Kashino, Hiroshi Nakagomi, Teruo Arashima +10 more 1994-01-18