YK

Yoshio Kawashima

PA Panasonic: 40 patents #308 of 21,108Top 2%
Sumitomo Electric Industries: 8 patents #3,473 of 21,551Top 20%
SI Sumitomo Metal Industries: 4 patents #149 of 1,462Top 15%
SI Sumitomo Heavy Industries: 2 patents #252 of 917Top 30%
Overall (All Time): #50,917 of 4,157,543Top 2%
52
Patents All Time

Issued Patents All Time

Showing 26–50 of 52 patents

Patent #TitleCo-InventorsDate
8437173 Nonvolatile memory element, manufacturing method thereof, design support method therefor, and nonvolatile memory device Yukio Hayakawa, Takumi Mikawa, Takeki Ninomiya 2013-05-07
8426836 Nonvolatile memory device and manufacturing method thereof Takumi Mikawa, Atsushi Himeno 2013-04-23
8394669 Resistance variable element and resistance variable memory device Koji Arita, Takumi Mikawa, Atsushi Himeno, Kenji Tominaga 2013-03-12
8389972 Nonvolatile memory device and method of manufacturing the same Takumi Mikawa 2013-03-05
8389990 Nonvolatile semiconductor memory device and manufacturing method thereof Takumi Mikawa, Ryoko Miyanaga 2013-03-05
8344345 Nonvolatile semiconductor memory device having a resistance variable layer and manufacturing method thereof Takumi Mikawa, Ryoko Miyanaga 2013-01-01
8253136 Nonvolatile semiconductor memory device and manufacturing method thereof Takumi Mikawa, Ryoko Miyanaga 2012-08-28
8242479 Nonvolatile memory apparatus and manufacturing method thereof Takumi Mikawa, Ryoko Miyanaga, Takeshi Takagi 2012-08-14
8013711 Variable resistance element, semiconductor device, and method for manufacturing variable resistance element Zhiqiang Wei, Takumi Mikawa, Takeshi Takagi 2011-09-06
7981760 Method for manufacturing nonvolatile storage element and method for manufacturing nonvolatile storage device Takumi Mikawa, Takeshi Takagi, Koji Arita 2011-07-19
7960770 Nonvolatile memory element array with storing layer formed by resistance variable layers Takumi Mikawa, Takeshi Takagi, Koji Arita 2011-06-14
7919774 Nonvolatile memory element, nonvolatile memory apparatus, and method of manufacture thereof Takeshi Takagi, Takumi Mikawa, Zhiqiang Wei 2011-04-05
7692178 Nonvolatile memory element, nonvolatile memory apparatus, and method of manufacture thereof Takeshi Takagi, Takumi Mikawa, Zhiqiang Wei 2010-04-06
7564073 CMOS and HCMOS semiconductor integrated circuit Haruyuki Sorada, Akira Asai, Takeshi Takagi, Akira Inoue 2009-07-21
7554139 Semiconductor manufacturing method and semiconductor device Akira Inoue, Haruyuki Sorada, Takeshi Takagi 2009-06-30
7119417 Semiconductor device and fabrication method thereof Haruyuki Sorada, Takeshi Takagi, Akira Inoue 2006-10-10
7087473 Method of forming conventional complementary MOS transistors and complementary heterojunction MOS transistors on common substrate Haruyuki Sorada, Akira Asai, Takeshi Takagi, Akira Inoue 2006-08-08
7079361 Magnetoresistive element and magnetoresistive magnetic head, magnetic recording apparatus and magnetoresistive memory device using the same Yasunari Sugita, Masayoshi Hiramoto, Nozomu Matsukawa, Mitsuo Satomi, Akihiro Odagawa 2006-07-18
6950333 Magnetic memory and method for driving the same, and magnetic memory device using the same Masayoshi Hiramoto, Nozomu Matsukawa, Akihiro Odagawa, Mitsuo Satomi, Yasunari Sugita 2005-09-27
6943041 Magnetoresistive element and method for producing the same, as well as magnetic head, magnetic memory and magnetic recording device using the same Yasunari Sugita, Akihiro Odagawa, Nozomu Matsukawa, Yasunori Morinaga 2005-09-13
6917492 Magnetoresistive element and method for manufacturing the same and nonvolatile memory including the same Nozomu Matsukawa, Masayoshi Hiramoto, Akihiro Odagawa, Yasunari Sugita, Mitsuo Satomi 2005-07-12
6861940 Magnetoresistive element Nozomu Matsukawa, Akihiro Odagawa, Yasunari Sugita, Mitsuo Satomi 2005-03-01
6708390 Method for manufacturing magnetoresistive element Akihiro Odagawa, Nozomu Matsukawa, Yasunari Sugita, Yasunori Morinaga 2004-03-23
4881987 Process for direct softening heat treatment of rolled wire rods Susumu Kanbara, Kenji Aihara, Masato Tomiku, Tadashi Sawada, Shinji Okuda +1 more 1989-11-21
4834345 Process and apparatus for direct softening heat treatment of rolled wire rods Susumu Kanbara, Kenji Aihara, Masato Tomiku, Tadashi Sawada, Shinji Okuda +1 more 1989-05-30