AN

Akira Nagatomi

DC Dowa Electronics Materials Co.: 27 patents #2 of 241Top 1%
Nichia: 16 patents #108 of 1,531Top 8%
DC Dowa Mining Co.: 7 patents #12 of 324Top 4%
MC Mitsubishi Chemical: 4 patents #463 of 3,022Top 20%
DC Dowa Holdings Co.: 1 patents #27 of 77Top 40%
TU Tohoku University: 1 patents #615 of 1,680Top 40%
📍 Kasai, JP: #139 of 5,842 inventorsTop 3%
Overall (All Time): #86,756 of 4,157,543Top 3%
38
Patents All Time

Issued Patents All Time

Showing 1–25 of 38 patents

Patent #TitleCo-InventorsDate
9761868 Lithium—transition metal oxide powder and method of producing the same, positive electrode active material for lithium ion battery, and lithium ion secondary battery 2017-09-12
RE45640 Phosphor for electron beam excitation and color display device using the same Masahiro Gotoh, Kenji Sakane, Shuji Yamashita 2015-08-04
RE45502 Phosphor and manufacturing method therefore, and light source using the phosphor Kenji Sakane 2015-05-05
RE44996 Phosphor and production method of the same, method of shifting emission wavelength of phosphor, and light source and LED Masahiro Gotoh, Kenji Sakane, Shuji Yamashita 2014-07-08
8629078 Composite oxide for exhaust gas purifying catalyst and exhaust gas purifying catalyst, and diesel exhaust gas purifying filter Yuki Kaneshiro, Takuya Yano 2014-01-14
8524122 Method of producing ITO particles Atsushi Muramatsu, Kiyoshi Kanie, Kazuhisa Saito, Koji Tanoue 2013-09-03
8512602 ITO powder and method of producing the same, coating material for transparent conductive material, and transparent conductive film Koji Tanoue 2013-08-20
8475682 Phosphor and manufacturing method therefore, and light emission device using the phosphor Kenji Sakane, Tomoya Yamada 2013-07-02
8441180 Light source having phosphor including divalent, trivalent and tetravalent elements Masahiro Gotoh, Kenji Sakane, Shuji Yamashita 2013-05-14
RE44162 Phosphor and phosphor film for electron beam excitation and color display apparatus using the same Masahiro Gotoh, Kenji Sakane, Shuji Yamashita 2013-04-23
8372309 Phosphor and manufacturing method therefore, and light emission device using the phosphor Kenji Sakane 2013-02-12
8308981 Phosphor and manufacturing method for the same, and light source Shuji Yamashita, Tetsuya Ikuta 2012-11-13
8071501 Composite oxide for use as exhaust gas purification catalyst and filter Yuki Kaneshiro 2011-12-06
8066910 Phosphor and manufacturing method for the same, and light source Kenji Sakane, Masahiro Gotoh, Shuji Yamashita 2011-11-29
8062549 Phosphor and manufacturing method therefore, and light emission device using the phosphor Kenji Sakane, Tomoya Yamada 2011-11-22
8048338 Phosphor, phosphor sheet, and manufacturing method therefore, and light emission device using the phosphor Kenji Sakane 2011-11-01
7887718 Phosphor and manufacturing method therefore, and light emission device using the phosphor Kenji Sakane 2011-02-15
7884539 Light source having phosphor including divalent, trivalent and tetravalent elements Masahiro Gotoh, Kenji Sakane, Shuji Yamashita 2011-02-08
7803286 Phosphor and manufacturing method for the same, and light source Kenji Sakane, Masahiro Gotoh, Shuji Yamashita, Tetsuya Ikuta 2010-09-28
7527748 Phosphor and phosphor film for electron beam excitation and color display apparatus using the same Masahiro Gotoh, Kenji Sakane, Shuji Yamashita 2009-05-05
7524437 Phosphor and manufacturing method of the same, and light emitting device using the phosphor Kenji Sakane 2009-04-28
7514860 Phosphor mixture and light emitting device Masahiro Gotoh, Kenji Sakane 2009-04-07
7476335 Phosphor and manufacturing method therefore, and light source using the phosphor Kenji Sakane 2009-01-13
7476336 Phosphor and manufacturing method for the same, and light emitting device using the phosphor Tetsuya Ikuta, Shuji Yamashita 2009-01-13
7476337 Phosphor and manufacturing method for the same, and light source Kenji Sakane, Masahiro Gotoh, Shuji Yamashita 2009-01-13