HS

Hiroto Sugahara

Brother Kogyo: 249 patents #3 of 2,767Top 1%
NE Nec: 45 patents #105 of 14,502Top 1%
SC Shin-Etsu Chemical Co.: 15 patents #293 of 2,176Top 15%
JA Japan Atomic Energy Agency: 3 patents #20 of 251Top 8%
NC Nissin Chemical Industry Co.: 2 patents #21 of 83Top 30%
Overall (All Time): #1,187 of 4,157,543Top 1%
310
Patents All Time

Issued Patents All Time

Showing 276–300 of 310 patents

Patent #TitleCo-InventorsDate
7252371 Liquid delivering device 2007-08-07
7201474 Liquid delivering apparatus and method of producing the same Kazuo Kobayashi 2007-04-10
7194208 Wavelength-division multiplexing optical transmission system and optical communication method 2007-03-20
7076873 Method of manufacturing an ink-jet head Masaaki Deguchi, Atsushi Ito 2006-07-18
7004555 Apparatus for ejecting very small droplets 2006-02-28
6971737 Pressure generating mechanism, manufacturing method thereof, and liquid droplet ejection device including pressure generating mechanism 2005-12-06
6971738 Piezoelectric actuator 2005-12-06
6796639 Inkjet print head 2004-09-28
6685306 Liquid droplet ejection device 2004-02-03
6481073 Method for manufacturing ink jet print head 2002-11-19
6322926 Hydrogen absorbing alloy powder, process for producing same, and alkaline secondary battery Masaki Kasashima 2001-11-27
6296341 Method for regulating ink droplet drive control in ink jet print head 2001-10-02
6286923 Ink jet printer that changes waveform of drive pulse to increase ejection force 2001-09-11
6284066 Process for producing hydrogen absorbing alloy powder and hydrogen absorbing alloy electrode Naofumi Shinya, Masatoshi Ishii 2001-09-04
6260937 Ink jet printing apparatus and adjustable driving method for the ink jet printing apparatus 2001-07-17
6235130 Hydrogen absorbing alloy powder and electrodes formed of the hydrogen absorbing alloy powder Yukihiro Kuribayashi, Masatoshi Ishii, Satoshi Shima 2001-05-22
6139988 Hydrogen absorbing alloy electrode and method of producing the same Kouichi Yamaguchi, Masatoshi Arai 2000-10-31
6106769 Hydrogen storage alloy composition and electrode using said alloy composition Naofumi Shinya 2000-08-22
5997135 Two actuator shear mode type ink jet print head with dimensional relations 1999-12-07
5965294 Hydrogen absorbing alloy electrode Yuichi Hamada, Yoshihiro Kubota 1999-10-12
5933169 Two actuator shear mode type ink jet print head with bridging electrode 1999-08-03
5680163 Link member and electrode structure for an ink ejecting device 1997-10-21
5650802 Ink dispersion device for liquid droplet ejecting apparatus Masahiko Suzuki, Yoshikazu Takahashi, Takahiro Kanegae, Masayoshi Kinoshita, Manabu Yoshimura 1997-07-22
5646661 Ink ejecting device having alternating ejecting channels and non-ejecting channels Hiroki Asai, Qiming Zhang 1997-07-08
5631680 Ink-ejecting device and method of manufacture 1997-05-20