MH

Masahiko Hirose

ND Nitto Denko: 22 patents #106 of 2,479Top 5%
JT Jtekt: 7 patents #230 of 1,969Top 15%
TO Toshiba: 6 patents #129 of 2,688Top 5%
OI Oiles: 5 patents #34 of 253Top 15%
KT Kabushiki Kaisha Toshiba: 3 patents #8,011 of 21,451Top 40%
HY Hydranautics: 3 patents #5 of 29Top 20%
Kyocera: 2 patents #1,365 of 3,732Top 40%
HU Hiroshima University: 2 patents #78 of 421Top 20%
TL Teijin Limited: 2 patents #572 of 1,631Top 40%
KC Koyo Seiko Co.: 1 patents #363 of 749Top 50%
Overall (All Time): #64,969 of 4,157,543Top 2%
45
Patents All Time

Issued Patents All Time

Showing 1–25 of 45 patents

Patent #TitleCo-InventorsDate
12012493 Composite semipermeable membrane and method for manufacturing same Toshiyuki Kawashima, Shinichi Inoue, Joji Ohshita, Toshinori Tsuru, Kazuki Yamamoto 2024-06-18
11590458 Composite semipermeable membrane and method for manufacturing same Toshiyuki Kawashima, Shinichi Inoue, Joji Ohshita, Toshinori Tsuru, Kazuki Yamamoto 2023-02-28
10996174 Gas sensing element Koichi Nakamura, Nahid Mohajeri, Yu-Chu Chen, Kujtim Bizati, Shinji Inokuchi +3 more 2021-05-04
10442709 Selectively permeable graphene oxide membrane Shijun Zheng, Isamu Kitahara, Makoto Kobuke, Peng Wang, Craig R. Bartels +3 more 2019-10-15
9888323 Electronic apparatus Yasuhito Kanemaki 2018-02-06
8989531 Optical-electrical wiring board and optical module Maraki Maetani 2015-03-24
8348289 Rack-and-pinion mechanism and steering system Takahiro Tanaka, Yoshiaki Izumi 2013-01-08
8272785 Bearing mechanism having sliding bearing Yoshihide Ohara, Masaaki Hashimoto, Takahiro Tanaka, Hidetoshi Kaida, Eiji Oki 2012-09-25
7926376 Rack guide and rack-and-pinion type steering apparatus having the rack guide Masaaki Hashimoto, Nobuyuki Sato, Masao Shimura, Yoshiro Kuzumi 2011-04-19
7798504 Bush bearing and rack-and-pinion type steering apparatus for automobile using the same Masaaki Hashimoto, Yoshihide Ohara, Takahiro Tanaka, Hidetoshi Kaida, Masao Shimura 2010-09-21
7780176 Center take-off rack-and-pinion steering apparatus Yoshihide Ohara, Masaaki Hashimoto, Mutsumi Watanabe, Takahiro Tanaka 2010-08-24
7739793 Method of manufacturing rack guide base body in rack-and-pinion type steering apparatus and rack guide Kazuhiro Yamamoto, Masao Shimura, Yoshiro Kuzumi, Masaaki Hashimoto, Takahiro Tanaka +1 more 2010-06-22
7588258 Steering apparatus Masaaki Hashimoto, Yoshihide Ohara, Takahiro Tanaka 2009-09-15
7442309 Methods for reducing boron concentration in high salinity liquid Mark Wilf, Craig R. Bartels 2008-10-28
7275456 Method of production rack guide base body in rack-and-pinion type steering device and rack guide Kazuhiro Yamamoto, Katsutoshi Nishimura, Masao Shimura, Yoshiro Kuzumi 2007-10-02
7081202 Composite semipermeable membrane, production method thereof, and water treatment method using the same Tomomi Ohara, Naoki Kurata 2006-07-25
6837381 Highly permeable composite reverse osmosis membrane and method of producing the same 2005-01-04
6821430 Method of treating reverse osmosis membrane element, and reverse osmosis membrane module Masaaki Andou, Terutaka Watanabe, Hisao Hachisuka, Mark Wilf, Craig R. Bartels +1 more 2004-11-23
6805796 Water treatment apparatus Atsushi Hiro, Mark Wilf 2004-10-19
6723422 Composite reverse osmosis membrane and process for preparing the same Hiroki Ito, Tomomi Ohara 2004-04-20
6709590 Composite reverse osmosis membrane and method for producing the same 2004-03-23
6454942 Liquid separation membrane module Takuji Shintani, Hiroki Ito, Masaaki Ando 2002-09-24
6171497 Highly permeable composite reverse osmosis membrane Tomomi Ohara, Masaaki Ando 2001-01-09
6024873 Highly permeable composite reverse osmosis membrane and a reverse osmosis membrane module using the same Hiroki Ito, Tomomi Ohara 2000-02-15
5989426 Osmosis membrane Hiroki Ito, Kazuo Tanaka 1999-11-23