IK

Ippei Kume

Toshiba Memory: 15 patents #53 of 1,971Top 3%
RE Renesas Electronics: 12 patents #246 of 4,529Top 6%
Kioxia: 3 patents #479 of 1,813Top 30%
NE Nec: 1 patents #7,889 of 14,502Top 55%
Overall (All Time): #116,536 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 25 most recent of 31 patents

Patent #TitleCo-InventorsDate
12394482 Semiconductor memory device and manufacturing method thereof 2025-08-19
11769747 Semiconductor device and method of manufacturing the same Genki SAWADA, Masayoshi Tagami, Jun Iijima, Kiyomitsu Yoshida 2023-09-26
11587849 Semiconductor device and manufacturing method thereof Kazuhiko Nakamura, Shinya Okuda 2023-02-21
11139208 Semiconductor device and method of manufacturing semiconductor device Takanobu Ono, Tsutomu Fujita, Akira Tomono 2021-10-05
11043419 Semiconductor device and manufacturing method thereof 2021-06-22
10971400 Semiconductor device, substrate for semiconductor device and method of manufacturing the semiconductor device Masahiko Murano, Fumito Shoji, Tatsuo Migita 2021-04-06
10943852 Semiconductor device and method for manufacturing the same Taketo Matsuda, Shinya Okuda, Masahiko Murano 2021-03-09
10892232 Semiconductor device Takanobu Ono, Tsutomu Fujita, Akira Tomono 2021-01-12
10804152 Method of manufacturing semiconductor device Masaya Shima, Eiichi SHIN, Eiji Takano, Takashi Shirono, Mika Fujii 2020-10-13
10741505 Method of manufacturing semiconductor device and semiconductor device Masaya Shima, Eiji Takano, Yuki Noda 2020-08-11
10566311 Semiconductor device 2020-02-18
10468334 Semiconductor device and manufacturing method thereof Kazuhiko Nakamura, Yuki Noda 2019-11-05
10297531 Method for producing semiconductor device and semiconductor device Yuki Noda, Kazuhiko Nakamura, Koichi Sato 2019-05-21
10269748 Semiconductor device and manufacturing method of semiconductor device Kengo Uchida 2019-04-23
10211165 Method of manufacturing semiconductor device and semiconductor device Masaya Shima, Eiji Takano, Yuki Noda 2019-02-19
10204862 Method of manufacturing semiconductor device, and semiconductor device Kengo Uchida 2019-02-12
10153227 Method for producing semiconductor device and semiconductor device Taketo Matsuda, Shinya Okuda, Masahiko Murano 2018-12-11
10026715 Semiconductor device and manufacturing method thereof Kazuyuki Higashi 2018-07-17
9589951 High-electron-mobility transistor with protective diode Toshiharu Nagumo, Takashi Hase, Kiyoshi Takeuchi 2017-03-07
9373679 Semiconductor device comprising capacitive element Naoya Inoue, Yoshihiro Hayashi 2016-06-21
9337093 Method of manufacturing semiconductor device Daisuke Oshida, Makoto Ueki, Manabu Iguchi, Naoya Inoue, Takuya Maruyama +2 more 2016-05-10
9231105 Semiconductor device with group-III nitride compound semiconductor layer on substrate for transistor Hiroshi Takeda, Toshiharu Nagumo, Takashi Hase 2016-01-05
9196731 Semiconductor device Takashi Onizawa, Takashi Hase, Shigeru Hirao, Tadatoshi Danno 2015-11-24
8946800 Semiconductor device with protective layer and method of manufacturing same Kenichiro Hijioka, Naoya Inoue, Hiroyuki Kunishima, Manabu Iguchi, Hiroki Shirai 2015-02-03
8810000 Semiconductor device comprising capacitive element Naoya Inoue, Yoshihiro Hayashi 2014-08-19