KO

Kentaro Oishi

RE Renesas Electronics: 13 patents #207 of 4,529Top 5%
HC Hitachi Ulsi Systems Co.: 11 patents #40 of 867Top 5%
HS Hitachi Tohbu Semiconductor: 10 patents #6 of 223Top 3%
RT Renesas Technology: 7 patents #409 of 3,337Top 15%
HI Hitachi: 5 patents #7,555 of 28,497Top 30%
RS Renesas Eastern Japan Semiconductor: 2 patents #10 of 82Top 15%
DI Dic: 2 patents #286 of 844Top 35%
Overall (All Time): #143,814 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDate
12139615 Method for producing halogenated zinc phthalocyanine pigment Keisuke Sakamoto, Ryousuke Asami, Mayumi Tokuoka, Katsunori Shimada 2024-11-12
11976199 Halogenated zinc phthalocyanine pigment for color filter and method for producing halogenated zinc phthalocyanine pigment for color filter Keisuke Sakamoto, Ryousuke Asami, Mayumi Tokuoka, Katsunori Shimada, Keisuke Fujisawa 2024-05-07
9793342 Insulated gate type semiconductor device and method for fabricating the same Hiroshi Inagawa, Nobuo Machida 2017-10-17
9275863 Method of fabricating semiconductor device Sumito Numazawa, Yoshito Nakazawa, Masayoshi Kobayashi, Satoshi Kudo, Yasuo Imai +4 more 2016-03-01
9246000 Insulated gate type semiconductor device and method for fabricating the same Hiroshi Inagawa, Nobuo Machida 2016-01-26
8748266 Method of fabricating semiconductor device Sumito Numazawa, Yoshito Nakazawa, Masayoshi Kobayashi, Satoshi Kudo, Yasuo Imai +4 more 2014-06-10
8642401 Insulated gate type semiconductor device and method for fabricating the same Hiroshi Inagawa, Nobuo Machida 2014-02-04
8377775 Insulated gate type semiconductor device and method for fabricating the same Hiroshi Inagawa, Nobuo Machida 2013-02-19
8354713 Method of fabricating semiconductor device Sumito Numazawa, Yoshito Nakazawa, Masayoshi Kobayashi, Satoshi Kudo, Yasuo Imai +4 more 2013-01-15
8278708 Insulated gate type semiconductor device and method for fabricating the same Hiroshi Inagawa, Nobuo Machida 2012-10-02
8168498 Insulated gate type semiconductor device and method for fabricating the same Hiroshi Inagawa, Nobuo Machida 2012-05-01
8148224 Insulated gate type semiconductor device and method for fabricating the same Hiroshi Inagawa, Nobuo Machida 2012-04-03
8076202 Method of fabricating semiconductor device Sumito Numazawa, Yoshito Nakazawa, Masayoshi Kobayashi, Satoshi Kudo, Yasuo Imai +4 more 2011-12-13
7910990 Insulated gate type semiconductor device and method for fabricating the same Hiroshi Inagawa, Nobuo Machida 2011-03-22
7843001 Insulated gate type semiconductor device and method for fabricating the same Hiroshi Inagawa, Nobuo Machida 2010-11-30
7585732 Insulated gate type semiconductor device and method for fabricating the same Hiroshi Inagawa, Nobuo Machida 2009-09-08
7361557 Insulated gate type semiconductor device and method for fabricating the same Hiroshi Inagawa, Nobuo Machida 2008-04-22
7180130 Method of fabricating semiconductor device Sumito Numazawa, Yoshito Nakazawa, Masayoshi Kobayashi, Satoshi Kudo, Yasuo Imai +4 more 2007-02-20
7172941 Insulated gate type semiconductor device and method for fabricating the same Hiroshi Inagawa, Nobuo Machida 2007-02-06
6858896 Insulated gate type semiconductor device and method for fabricating the same Hiroshi Inagawa, Nobuo Machida 2005-02-22
6803281 Method of fabricating semiconductor device Sumito Numazawa, Yoshito Nakazawa, Masayoshi Kobayashi, Satoshi Kudo, Yasuo Imai +4 more 2004-10-12
6720220 Method of fabricating semiconductor device Sumito Numazawa, Yoshito Nakazawa, Masayoshi Kobayashi, Satoshi Kudo, Yasuo Imai +4 more 2004-04-13
6512265 Method of fabricating semiconductor device Sumito Numazawa, Yoshito Nakazawa, Masayoshi Kobayashi, Satoshi Kudo, Yasuo Imai +4 more 2003-01-28
6455378 Method of manufacturing a trench gate power transistor with a thick bottom insulator Hiroshi Inagawa, Nobuo Machida 2002-09-24
6410959 Method of fabricating semiconductor device Sumito Numazawa, Yoshito Nakazawa, Masayoshi Kobayashi, Satoshi Kudo, Yasuo Imai +4 more 2002-06-25