HF

Hidetoshi Fujii

Ricoh Company: 31 patents #601 of 9,818Top 7%
OU Osaka University: 22 patents #4 of 1,984Top 1%
MC Murata Manufacturing Co.: 12 patents #634 of 5,295Top 15%
OI Osaka Municipal Technical Research Institute: 4 patents #1 of 40Top 3%
RS Ricoh Printing Systems: 4 patents #32 of 200Top 20%
TC Toshiba Materials Co.: 3 patents #83 of 197Top 45%
Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
HS Hitachi Printing Solutions: 2 patents #23 of 99Top 25%
NC Ntk Cutting Tools Co.: 2 patents #1 of 13Top 8%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
FC Furuya Metal Co.: 1 patents #25 of 52Top 50%
TS Taiyo Nippon Sanso: 1 patents #91 of 203Top 45%
📍 Suita, JP: #5 of 1,253 inventorsTop 1%
Overall (All Time): #27,540 of 4,157,543Top 1%
72
Patents All Time

Issued Patents All Time

Showing 51–72 of 72 patents

Patent #TitleCo-InventorsDate
8820875 Image forming method and inkjet recording device using the same Hiroshi Gotou 2014-09-02
8776334 Piezoelectric thin film resonator and manufacturing method thereof Ryuichi Kubo 2014-07-15
8726475 Method for producing piezoelectric thin-film resonator Ryuichi Kubo 2014-05-20
8721034 Inkjet recording method Yuuki Yokohama, Hiroshi Gotou 2014-05-13
8708473 Inkjet recording treatment liquid, inkjet cartridge, inkjet recording ink set, and inkjet recording method Michihiko Namba, Takashi Tamai, Akihiko Gotoh 2014-04-29
8286455 Transformable metal surface hardening method Yasufumi Yamaguchi, Toshitake Kanno, Yoya Fukuda 2012-10-16
8123966 Piezoelectric electronic component, process for producing the same, and communication apparatus Ryuichi Kubo, Naoko Aizawa 2012-02-28
8038047 Method for welding metal material Tomohiro Maruko 2011-10-18
7918379 Process for working metal material and structures Masao Fukusumi, Yoshiaki Morisada, Takeshi Ishikawa 2011-04-05
7915560 TIG welding equipment and TIG welding methods Toyoyuki Satou, Koji Nakamura, Yutaka Kimura, Shanping Lu, Kiyoshi Nogi 2011-03-29
7642695 Piezoelectric thin-film resonator 2010-01-05
7436102 Piezoelectric thin-film resonator and method for producing the same Ryuichi Kubo 2008-10-14
7436272 Piezoelectric device Masaki Takeuchi 2008-10-14
7342351 Piezoelectric electronic component, and production method therefor, and communication equipment Ryuichi Kubo, Naoko Aizawa 2008-03-11
7327209 Piezoelectric thin film resonator Ryuichi Kubo, Hajime Yamada 2008-02-05
7325902 Ink-jet printer head and a manufacturing method thereof Kunihiro Tamahashi, Akemi Ouchi, Tsutomu Maekawa, Hiroshi Sasaki 2008-02-05
7290873 Ink jet recording method Akemi Ouchi, Tsutomu Maekawa, Kunihiro Tamahashi, Yutaka Shoji 2007-11-06
7259032 Hermetically sealing a package to include a barrier metal Koji Murata, Takashi Iwamoto, Hiroki Horiguchi, Ryuichi Kubo, Naoko Aizawa 2007-08-21
7104773 Three-dimensional laminating molding device Tsutomu Maekawa, Akemi Ouchi, Kunihiro Tamahashi, Yutaka Shoji, Hiroshi Takahagi 2006-09-12
7004560 Cleaning device for cleaning inkjet head Takahiro Yamada, Hitoshi Kida 2006-02-28
6814432 Inkjet recording device and ink supplying device employed thereby Takahiro Yamada, Kunihiro Tamahashi, Akemi Ouchi, Kunio Satou, Kazuo Shimizu +1 more 2004-11-09
6749291 Inkjet recording device that reuses refresh ink Kunio Satou, Takahiro Yamada, Hitoshi Kida, Akemi Ouchi, Tsutomu Maekawa 2004-06-15