KS

Kazufumi Suzukawa

HC Hitachi Ulsi Systems Co.: 11 patents #40 of 867Top 5%
RE Renesas Electronics: 11 patents #284 of 4,529Top 7%
RT Renesas Technology: 8 patents #341 of 3,337Top 15%
HI Hitachi: 4 patents #8,942 of 28,497Top 35%
Overall (All Time): #184,157 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
10354735 Semiconductor device Toshihiro Tanaka, Yukiko Umemoto, Mitsuru Hiraki, Yutaka Shinagawa, Masamichi Fujito +6 more 2019-07-16
10115469 Semiconductor device Toshihiro Tanaka, Yukiko Umemoto, Mitsuru Hiraki, Yutaka Shinagawa, Masamichi Fujito +6 more 2018-10-30
9812211 Semiconductor device Toshihiro Tanaka, Yukiko Umemoto, Mitsuru Hiraki, Yutaka Shinagawa, Masamichi Fujito +6 more 2017-11-07
9412459 Semiconductor device Toshihiro Tanaka, Yukiko Umemoto, Mitsuru Hiraki, Yutaka Shinagawa, Masamichi Fujito +6 more 2016-08-09
8698224 Semiconductor device Toshihiro Tanaka, Yukiko Umemoto, Mitsuru Hiraki, Yutaka Shinagawa, Masamichi Fujito +6 more 2014-04-15
8576643 Semiconductor integrated circuit Yutaka Shinagawa, Takeshi Kataoka, Eiichi Ishikawa, Toshihiro Tanaka, Kazumasa Yanagisawa 2013-11-05
8426904 Semiconductor device Toshihiro Tanaka, Yukiko Umemoto, Mitsuru Hiraki, Yutaka Shinagawa, Masamichi Fujito +6 more 2013-04-23
8130571 Semiconductor integrated circuit Yutaka Shinagawa, Takeshi Kataoka, Eiichi Ishikawa, Toshihiro Tanaka, Kazumasa Yanagisawa 2012-03-06
8017986 Semiconductor device Toshihiro Tanaka, Yukiko Umemoto, Mitsuru Hiraki, Yutaka Shinagawa, Masamichi Fujito +6 more 2011-09-13
7978545 Semiconductor integrated circuit Yutaka Shinagawa, Takeshi Kataoka, Eiichi Ishikawa, Toshihiro Tanaka, Kazumasa Yanagisawa 2011-07-12
7821824 Semiconductor integrated circuit having buses with different data transfer rates Yutaka Shinagawa, Takeshi Kataoka, Eiichi Ishikawa, Toshihiro Tanaka, Kazumasa Yanagisawa 2010-10-26
7700992 Semiconductor device Toshihiro Tanaka, Yukiko Umemoto, Mitsuru Hiraki, Yutaka Shinagawa, Masamichi Fujito +6 more 2010-04-20
7414283 Semiconductor device Toshihiro Tanaka, Yukiko Umemoto, Mitsuru Hiraki, Yutaka Shinagawa, Masamichi Fujito +6 more 2008-08-19
7376015 Nonvolatile memory, semiconductor device, and method of programming to nonvolatile memory Toshihiro Tanaka, Yutaka Shinagawa, Masamichi Fujito, Takashi Yamaki, Kiichi Makuta +2 more 2008-05-20
7342826 Semiconductor device Masamichi Fujito, Yutaka Shinagawa, Ayako Kakuda, Akira Kato, Toshihiro Tanaka 2008-03-11
7190615 Semiconductor device Masamichi Fujito, Yutaka Shinagawa, Ayako Kakuda, Akira Kato, Toshihiro Tanaka 2007-03-13
7072218 Semiconductor integrated circuit, semiconductor non-volatile memory, memory card, and microcomputer Masamichi Fujito, Yuko Nakamura, Toshihiro Tanaka, Yutaka Shinagawa 2006-07-04
7057230 Nonvolatile semiconductor memory device employing transistors having different gate withstand voltages for enhanced reading speed Toshihiro Tanaka, Yukiko Umemoto, Mitsuru Hiraki, Yutaka Shinagawa, Masamichi Fujito +6 more 2006-06-06
6963507 Nonvolatile memory, semiconductor device, and method of programming to nonvolatile memory Toshihiro Tanaka, Yutaka Shinagawa, Masamichi Fujito, Takashi Yamaki, Kiichi Makuta +2 more 2005-11-08
6567313 Nonvolatile memory, semiconductor device and method of programming to nonvolatile memory Toshihiro Tanaka, Yutaka Shinagawa, Masamichi Fujito, Takashi Yamaki, Kiichi Makuta +2 more 2003-05-20
6480418 Semiconductor non-volatile storage Toshihiro Tanaka, Yutaka Shinagawa, Kazuyoshi Shiba, Masamichi Fujito, Takayuki Oshima +2 more 2002-11-12
6307780 Semiconductor non-volatile storage Toshihiro Tanaka, Yutaka Shinagawa, Kazuyoshi Shiba, Masamichi Fujito, Takayuki Oshima +2 more 2001-10-23
6122196 Semiconductor non-volatile storage device capable of a high speed reading operation Toshihiro Tanaka, Yutaka Shinagawa, Kazuyoshi Shiba, Masamichi Fujito, Takayuki Oshima +2 more 2000-09-19