Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
KO

Kousuke Okuyama — 57 Patents

Hitachi: 24 patents #1,340 of 28,497Top 5%
RTRenesas Technology: 20 patents #65 of 3,337Top 2%
RERenesas Electronics: 9 patents #397 of 4,529Top 9%
HCHitachi Ulsi Systems Co.: 8 patents #82 of 867Top 10%
EMElpida Memory: 3 patents #206 of 692Top 30%
HEHitachi Micro Computer Engineering: 2 patents #45 of 393Top 15%
NENec Electronics: 1 patents #715 of 1,789Top 40%
Nec: 1 patents #7,889 of 14,502Top 55%
Kodaira, JP: #11 of 1,073 inventorsTop 2%
Overall (All Time): #43,372 of 4,157,543Top 2%
57 Patents All Time

Issued Patents All Time

Showing 26–50 of 57 patents

Patent #TitleCo-InventorsDate
7087955 Semiconductor device and a method of manufacturing the same Yoshiyuki Kawashima, Fumitoshi Ito, Takeshi Sakai, Yasushi Ishii, Yasuhiro Kanamaru +2 more 2006-08-08
7067888 Semiconductor device and a method of manufacturing the same Hideki Aono, Kozo Watanabe, Kenichi Kuroda 2006-06-27
7042764 Semiconductor integrated circuit and nonvolatile memory element Shoji Shukuri, Kazuhiro Komori, Katsuhiko Kubota 2006-05-09
6953728 Semiconductor device and method of manufacturing thereof Eiichi Murakami, Akio Nishida, Kazunori Umeda, Toshiaki Yamanaka, Jiro Yugami +1 more 2005-10-11
6943373 Semiconductor memory device using vertical-channel transistors Norikatsu Takaura, Hideyuki Matsuoka, Riichiro Takemura, Masahiro Moniwa, Akio Nishida +2 more 2005-09-13
6906954 Semiconductor integrated circuit and nonvolatile memory element Shoji Shukuri, Kazuhiro Komori, Katsuhiko Kubota 2005-06-14
6828242 Method for manufacturing semiconductor integrated circuit device Hiroshi Kujirai, Kazuhiro Hata, Kiyonori Oyu, Ryo Nagai, Hiroyuki Uchiyama +2 more 2004-12-07
6825504 Semiconductor integrated circuit device and method of manufacturing the same Hiroyasu Ishizuka, Katsuhiko Kubota 2004-11-30
6771538 Semiconductor integrated circuit and nonvolatile memory element Shoji Shukuri, Kazuhiro Komori, Katsuhiko Kubota 2004-08-03
6727146 Semiconductor device and method of manufacturing thereof Eiichi Murakami, Akio Nishida, Kazunori Umeda, Toshiaki Yamanaka, Jiro Yugami +1 more 2004-04-27
6670642 Semiconductor memory device using vertical-channel transistors Norikatsu Takaura, Hideyuki Matsuoka, Riichiro Takemura, Masahiro Moniwa, Akio Nishida +2 more 2003-12-30
6621108 Semiconductor device and the process of manufacturing the semiconductor device Yoshiyasu Tashiro, Nobuhiro Kasa, Hiroyasu Ishizuka 2003-09-16
6614684 Semiconductor integrated circuit and nonvolatile memory element Shoji Shukuri, Kazuhiro Komori, Katsuhiko Kubota 2003-09-02
6545311 Semiconductor integrated circuit and nonvolatile memory element Shoji Shukuri, Kazuhiro Komori, Katsuhiko Kubota 2003-04-08
6528839 Semiconductor integrated circuit and nonvolatile memory element Shoji Shukuri, Kazuhiro Komori, Katsuhiko Kubota 2003-03-04
6469325 Semiconductor integrated circuit device and its manufacture Hiroyasu Ishizuka, Katsuhiko Kubota 2002-10-22
5880497 Semiconductor integrated circuit device having capacitance element and process of manufacturing the same Shuji Ikeda, Koichi Imato, Kazuo Yoshizaki, Kohji Yamasaki, Soichiro Hashiba +12 more 1999-03-09
5610089 Method of fabrication of semiconductor integrated circuit device Hidetoshi Iwai, Kazumichi Mitsusada, Masamichi Ishihara, Tetsuro Matsumoto, Kazuyuki Miyazawa +1 more 1997-03-11
5534723 Semiconductor integrated circuit device having output and internal circuit MISFETS Hidetoshi Iwai, Kazumichi Mitsusada, Masamichi Ishihara, Tetsuro Matsumoto, Kazuyuki Miyazawa +1 more 1996-07-09
5508540 Semiconductor integrated circuit device and process of manufacturing the same Shuji Ikeda, Koichi Imato, Kazuo Yoshizaki, Kohji Yamasaki, Soichiro Hashiba +12 more 1996-04-16
5436483 Semiconductor integrated circuit device having a first MISFET of an output buffer circuit and a second MISFET of an internal circuit Hidetoshi Iwai, Kazumichi Mitsusada, Masamichi Ishihara, Tetsuro Matsumoto, Kazuyuki Miyazawa +1 more 1995-07-25
5436484 Semiconductor integrated circuit device having input protective elements and internal circuits Hidetoshi Iwai, Kazumichi Mitsusada, Masamichi Ishihara, Tetsuro Matsumoto, Kazuyuki Miyazawa +1 more 1995-07-25
5276346 Semiconductor integrated circuit device having protective/output elements and internal circuits Hidetoshi Iwai, Kazumichi Mitsusada, Masamichi Ishihara, Tetsuro Matsumoto, Kazuyuki Miyazawa +1 more 1994-01-04
5063170 Semiconductor integrated circuit device and a method of producing the same 1991-11-05
4904615 Method of making a read only memory device Ken Uchida, Kouichi Kusuyama, Satoshi Meguro, Hisao Katto, Kazuhiro Komori 1990-02-27