TM

Takumi Mikawa

PA Panasonic: 86 patents #78 of 21,108Top 1%
Sumitomo Electric Industries: 27 patents #600 of 21,551Top 3%
NJ Nuvoton Technology Corporation Japan: 1 patents #117 of 222Top 55%
Overall (All Time): #11,070 of 4,157,543Top 1%
114
Patents All Time

Issued Patents All Time

Showing 51–75 of 114 patents

Patent #TitleCo-InventorsDate
8471235 Nonvolatile memory element having a resistance variable layer and manufacturing method thereof Yoshio Kawashima, Zhiqiang Wei, Atsushi Himeno 2013-06-25
8450182 Method of manufacturing non-volatile semiconductor memory element and method of manufacturing non-volatile semiconductor memory device Satoru Fujii 2013-05-28
8445886 Nonvolatile memory element, nonvolatile memory device, nonvolatile semiconductor device, and method of manufacturing nonvolatile memory element Satoru Fujii, Koji Arita, Satoru Mitani 2013-05-21
8445883 Nonvolatile semiconductor memory device and manufacturing method thereof Atsushi Himeno, Yoshio Kawashima 2013-05-21
8441060 Nonvolatile memory element and nonvolatile memory device incorporating nonvolatile memory element Takeki Ninomiya, Koji Arita, Satoru Fujii 2013-05-14
8437173 Nonvolatile memory element, manufacturing method thereof, design support method therefor, and nonvolatile memory device Yukio Hayakawa, Yoshio Kawashima, Takeki Ninomiya 2013-05-07
8426836 Nonvolatile memory device and manufacturing method thereof Yoshio Kawashima, Atsushi Himeno 2013-04-23
8422268 Current control element, memory element, and fabrication method thereof Koji Arita, Mitsuteru Iijima, Takashi Okada 2013-04-16
8399875 Nonvolatile memory element, and nonvolatile memory device Kiyotaka Tsuji, Takashi Okada 2013-03-19
8394669 Resistance variable element and resistance variable memory device Koji Arita, Atsushi Himeno, Yoshio Kawashima, Kenji Tominaga 2013-03-12
8389990 Nonvolatile semiconductor memory device and manufacturing method thereof Yoshio Kawashima, Ryoko Miyanaga 2013-03-05
8389972 Nonvolatile memory device and method of manufacturing the same Yoshio Kawashima 2013-03-05
8384061 Nonvolatile memory device and manufacturing method Kenji Tominaga, Kazuhiko Shimakawa, Ryotaro Azuma 2013-02-26
8355274 Current steering element, storage element, storage device, and method for manufacturing current steering element Koji Arita, Mitsuteru Iijima, Kenji Tominaga 2013-01-15
8351244 Memory cell array, nonvolatile storage device, memory cell, and method of manufacturing memory cell array Takashi Okada, Koji Arita 2013-01-08
8344345 Nonvolatile semiconductor memory device having a resistance variable layer and manufacturing method thereof Yoshio Kawashima, Ryoko Miyanaga 2013-01-01
8295123 Current rectifying element, memory device incorporating current rectifying element, and fabrication method thereof Takeshi Takagi, Koji Arita, Mitsuteru Iijima, Takashi Okada 2012-10-23
8258493 Nonvolatile semiconductor memory apparatus and manufacturing method thereof Takeshi Takagi 2012-09-04
8253136 Nonvolatile semiconductor memory device and manufacturing method thereof Yoshio Kawashima, Ryoko Miyanaga 2012-08-28
8242479 Nonvolatile memory apparatus and manufacturing method thereof Yoshio Kawashima, Ryoko Miyanaga, Takeshi Takagi 2012-08-14
8227786 Nonvolatile memory element Takeshi Takagi 2012-07-24
8227788 Nonvolatile memory element, and nonvolatile memory device Kiyotaka Tsuji, Takashi Okada 2012-07-24
8198618 Nonvolatile memory device and manufacturing method thereof Kenji Tominaga, Kazuhiko Shimakawa, Ryotaro Azuma 2012-06-12
8093578 Nonvolatile memory element, nonvolatile memory element array, and method for manufacturing nonvolatile memory element Takeshi Takagi 2012-01-10
8013711 Variable resistance element, semiconductor device, and method for manufacturing variable resistance element Zhiqiang Wei, Takeshi Takagi, Yoshio Kawashima 2011-09-06