MH

Masaaki Hirakawa

KT Kabushiki Kaisha Toshiba: 6 patents #4,898 of 21,451Top 25%
Toshiba Memory: 2 patents #853 of 1,971Top 45%
NG Nihon Shinku Gijutsu: 1 patents #54 of 128Top 45%
UL Ulvac: 1 patents #339 of 680Top 50%
Overall (All Time): #498,149 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
11254870 Etching solution, additive, and etching method Ikuo Uematsu, Takahiro KANAI 2022-02-22
10957553 Etching solution, etching method, and method for manufacturing an electronic component Yukako MURAKAMI, Ikuo Uematsu 2021-03-23
10192733 Method of manufacturing semiconductor device and chemical liquid Junichi Igarashi, Katsuhiro Sato 2019-01-29
10147619 Substrate treatment apparatus, substrate treatment method, and etchant Katsuhiro Sato, Kaori Deura, Yoshinori Kitamura, Takahiro Terada, Yoshihiro Ogawa +3 more 2018-12-04
9718710 Treatment apparatus and method for reusing treatment liquid Emi Matsui 2017-08-01
9620353 Method of manufacturing semiconductor device Junichi Igarashi, Katsuhiro Sato 2017-04-11
9274104 Measuring system using optical waveguide, measuring device, measuring method, optical waveguide type sensor chip, and magnetic fine particle Ichiro Tono, Shingo Kasai, Takaaki Wada, Isao Nawata, Tomohiro Takase +4 more 2016-03-01
8372630 Optical glucose sensor chip and method of manufacturing the same Ikuo Uematsu, Kayoko Oomiya 2013-02-12
6919106 Method for preparing porous SOG film Hirohiko Murakami, Chiaki Tanaka 2005-07-19
6812634 Graphite nanofibers, electron-emitting source and method for preparing the same, display element equipped with the electron-emitting source as well as lithium ion secondary battery Hirohiko Murakami, Chiaki Tanaka 2004-11-02