HH

Hirotaka Hamamura

HI Hitachi: 7 patents #5,859 of 28,497Top 25%
HH Hitachi High-Technologies: 5 patents #213 of 1,200Top 20%
RE Renesas Electronics: 4 patents #1,016 of 4,529Top 25%
RT Renesas Technology: 3 patents #990 of 3,337Top 30%
HC Hitachi Chemical Company: 1 patents #1,071 of 1,946Top 60%
HE Hitachi Kokusai Electric: 1 patents #493 of 843Top 60%
Overall (All Time): #200,559 of 4,157,543Top 5%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
12237174 Etching method Kazunori Shinoda, Kenji Maeda, Kenetsu Yokogawa, Kenji Ishikawa, Masaru Hori 2025-02-25
11678583 Method of manufacturing magnetic tunnel junction and magnetic tunnel junction Yu Zhao, Katsuya Miura, Masaki Yamada, Kiyohiko Sato 2023-06-13
11276816 Method of manufacturing magnetic tunnel junction and magnetic tunnel junction Yu Zhao, Katsuya Miura, Masaki Yamada, Kiyohiko Sato 2022-03-15
11165015 Magnetic tunnel junction device, magnetoresistive random access memory using same and manufacturing method of magnetic tunnel junction device Katsuya Miura, Masaki Yamada 2021-11-02
11164906 Magnetic tunnel junction element, magnetic memory using the same, and manufacture method of magnetic tunnel junction element Katsuya Miura, Yu Zhao, Masaki Yamada, Kiyohiko Sato 2021-11-02
10062759 Silicon carbide semiconductor device and method for manufacturing same Digh Hisamoto, Keisuke Kobayashi, Naoki Tega, Toshiyuki Ohno, Mieko Matsumura 2018-08-28
9714262 Composition for forming passivation layer, semiconductor substrate having passivation layer, method of producing semiconductor substrate having passivation layer, photovoltaic cell element, method of producing photovoltaic cell element and photovoltaic cell Shuichiro Adachi, Masato Yoshida, Takeshi Nojiri, Yasushi Kurata, Tooru Tanaka +6 more 2017-07-25
9673339 Semiconductor storage device and manufacturing method thereof Itaru Yanagi, Toshiyuki Mine, Digh Hisamoto, Yasuhiro Shimamoto 2017-06-06
9570601 Semiconductor device and method of manufacturing the same Yuki Mori, Toshiyuki Mine, Hiroshi Miki, Mieko Matsumura 2017-02-14
9508611 Semiconductor inspection method, semiconductor inspection device and manufacturing method of semiconductor element Yoshinobu Kimura, Natsuki Tsuno, Hiroya Ohta, Renichi Yamada, Toshiyuki Ohno +2 more 2016-11-29
9318558 MOS field effect transistor Toshiyuki Mine, Yasuhiro Shimamoto 2016-04-19
9214516 Field effect silicon carbide transistor Toshiyuki Mine, Yasuhiro Shimamoto 2015-12-15
9117836 Silicon carbide semiconductor device and manufacturing method thereof Naoki Tega, Yasuhiro Shimamoto, Yuki Mori, Hiroyuki Okino, Digh Hisamoto 2015-08-25
9000448 Silicon carbide semiconductor device Yasuhiro Shimamoto, Hiroyuki Okino 2015-04-07
8816426 Semiconductor storage device and manufacturing method thereof Itaru Yanagi, Toshiyuki Mine, Digh Hisamoto, Yasuhiro Shimamoto 2014-08-26
8410543 Semiconductor storage device and manufacturing method thereof Itaru Yanagi, Toshiyuki Mine, Digh Hisamoto, Yasuhiro Shimamoto 2013-04-02
8084315 Method of fabricating non-volatile semiconductor memory device by using plasma film-forming method and plasma nitridation Katsuhiko Yamamoto, Tadashi Terasaki, Yoshiki Yonamoto 2011-12-27
7863134 Nonvolatile semiconductor storage device and manufacturing method thereof Itaru Yanagi, Toshiyuki Mine 2011-01-04
7719051 Nonvolatile semiconductor storage device and manufacturing method thereof Itaru Yanagi, Toshiyuki Mine 2010-05-18
7682990 Method of manufacturing nonvolatile semiconductor memory device Toshiyuki Mine, Natsuki Yokoyama 2010-03-23
6777296 Semiconductor device and manufacturing method thereof Shimpei Tsujikawa, Toshiyuki Mine, Jiro Yugami 2004-08-17