TO

Takukazu Otsuka

Rohm Co.: 25 patents #66 of 2,292Top 3%
AI Arkansas Power Electronics International: 1 patents #17 of 25Top 70%
CF Cree Fayetteville: 1 patents #19 of 25Top 80%
UA University Of Arkansas: 1 patents #209 of 525Top 40%
Overall (All Time): #156,916 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDate
12376349 Semiconductor device with switching elements connected in series Yuta OKAWAUCHI, Yasuo Kanetake, Tatsuya Miyazaki 2025-07-29
12191275 Power semiconductor apparatus and fabrication method for the same Seita IWAHASHI, Maiko HATANO, Ryuta Watanabe, Katsuhiko Yoshihara 2025-01-07
12176271 Semiconductor device Atsushi Yamaguchi, Hiroyuki Sakairi 2024-12-24
12074129 Semiconductor device and fabrication method of the semiconductor device 2024-08-27
12046532 Power module and fabrication method of the same, graphite plate, and power supply equipment Maiko HATANO, Hirotaka OTAKE, Tatsuya Miyazaki 2024-07-23
11972997 Semiconductor device 2024-04-30
11848295 Power semiconductor apparatus and fabrication method for the same Seita IWAHASHI, Maiko HATANO, Ryuta Watanabe, Katsuhiko Yoshihara 2023-12-19
11842949 Semiconductor device Atsushi Yamaguchi, Hiroyuki Sakairi 2023-12-12
11658140 Semiconductor device and fabrication method of the semiconductor device 2023-05-23
11367669 Power module and fabrication method of the same, graphite plate, and power supply equipment Maiko HATANO, Hirotaka OTAKE, Tatsuya Miyazaki 2022-06-21
11302665 Power semiconductor apparatus and fabrication method for the same Seita IWAHASHI, Maiko HATANO, Ryuta Watanabe, Katsuhiko Yoshihara 2022-04-12
11189586 Semiconductor device and fabrication method of the semiconductor device 2021-11-30
11171071 Power module and fabrication method of the power module Maiko HATANO 2021-11-09
10790247 Semiconductor device and fabrication method of the semiconductor device 2020-09-29
9761506 Semiconductor device and fabrication method for the same Bryon Western, Brandon Passmore, Zach Cole 2017-09-12
9673163 Semiconductor device with flip chip structure and fabrication method of the semiconductor device 2017-06-06
9379634 Semiconductor device Keiji Okumura, Masao Saito 2016-06-28
8971044 Semiconductor device Keiji Okumura, Masao Saito 2015-03-03
8592986 High melting point soldering layer alloyed by transient liquid phase and fabrication method for the same, and semiconductor device Keiji Okumura, Brian Lynn Rowden 2013-11-26
8513806 Laminated high melting point soldering layer formed by TLP bonding and fabrication method for the same, and semiconductor device Keiji Okumura 2013-08-20
8410600 Semiconductor device with protecting film and method of fabricating the semiconductor device with protecting film Alexander Lostetter, Jared Hornberger 2013-04-02
8208260 Semiconductor device Keiji Okumura, Masao Saito 2012-06-26
7864533 Semiconductor device Keiji Okumura, Masao Saito 2011-01-04
7773381 Semiconductor device Keiji Okumura, Masao Saito 2010-08-10
7732917 Power module Masao Saito, Keiji Okumura 2010-06-08