HI

Hitoshi Iwasaki

KT Kabushiki Kaisha Toshiba: 224 patents #11 of 21,451Top 1%
TS Toshiba Electronic Devices & Storage: 15 patents #36 of 900Top 4%
Mitsubishi Electric: 13 patents #2,044 of 25,717Top 8%
Tdk: 5 patents #1,099 of 3,796Top 30%
NA Nabtesco: 3 patents #60 of 320Top 20%
YC Yanmar Power Technology Co.: 1 patents #96 of 202Top 50%
NC Nippon Chemi-Con: 1 patents #97 of 199Top 50%
SI Sanshin Industries: 1 patents #190 of 319Top 60%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #2,141 of 4,157,543Top 1%
243
Patents All Time

Issued Patents All Time

Showing 26–50 of 243 patents

Patent #TitleCo-InventorsDate
11217272 Magnetic head including stacked body having plural of intermediate layers and magnetic recording device including same Hirofumi Suto, Naoyuki Narita, Tazumi Nagasawa, Masayuki Takagishi 2022-01-04
11119161 Magnetic sensor and diagnostic device Akira Kikitsu, Yoshihiro Higashi, Satoshi Shirotori 2021-09-14
11087781 Magnetic head including plural magnetic layers and plural intermediate layers and magnetic recording device Masayuki Takagishi, Naoyuki Narita, Tomoyuki Maeda, Hirofumi Suto, Tazumi Nagasawa 2021-08-10
11004464 Magnetic head Hirofumi Suto, Naoyuki Narita, Tazumi Nagasawa, Masayuki Takagishi, Tomoyuki Maeda 2021-05-11
10978098 Magnetic recording device Naoyuki Narita, Masayuki Takagishi, Hirofumi Suto, Tazumi Nagasawa, Tomoyuki Maeda 2021-04-13
10849527 Magnetic sensor, biological cell sensing device, and diagnostic device Akira Kikitsu, Satoshi Shirotori 2020-12-01
10837953 Sensor Akira Kikitsu 2020-11-17
10510680 Semiconductor device having electromagnetic wave attenuation layer Akira Kikitsu, Yoshinari Kurosaki 2019-12-17
10468354 Semiconductor device with magnetic layer and nonmagnetic layer Akira Kikitsu, Yoshinari Kurosaki 2019-11-05
10438616 Magnetic recording head with specified thickness and saturation magnetic flux density products for STO magnetic layers Kenichiro Yamada, Shuichi Murakami, Naoyuki Narita, Katsuhiko Koui, Akihiko Takeo +1 more 2019-10-08
10280596 Hydraulic circuit for construction machinery 2019-05-07
10192572 Magnetic recording head with specified thickness and saturation magnetic flux density products for STO magnetic layers Kenichiro Yamada, Shuichi Murakami, Naoyuki Narita, Katsuhiko Koui, Akihiko Takeo +1 more 2019-01-29
10186284 Magnetic head and magnetic recording and reproducing device Naoyuki Narita, Mariko Shimizu, Katsuhiko Koui, Kenichiro Yamada 2019-01-22
10161109 Hydraulic circuit for construction machine 2018-12-25
9886971 Magnetic recording and reproducing device with stacked body configuration Kenichiro Yamada, Shuichi Murakami, Naoyuki Narita, Katsuhiko Koui, Akihiko Takeo +1 more 2018-02-06
9837105 Magnetoresistive element, method of manufacturing magnetoresistive element, magnetic head, and magnetic recording/reproducing device Susumu Hashimoto, Satoshi Shirotori 2017-12-05
9799354 Magnetic recording head and magnetic recording and reproducing device Shuichi Murakami, Kenichiro Yamada, Katsuhiko Koui, Mariko Shimizu, Akihiko Takeo +1 more 2017-10-24
9653103 Magnetic head including spin valve element with first to third terminals in which first current flows between the second terminal and the third terminal, and second current flows to the first terminal and is lower than the first current, magnetic recording and reproducing apparatus, and method of manufacturing magnetic head Yuuzo Kamiguchi, Masayuki Takagishi, Tomomi Funayama, Kenichiro Yamada, Satoshi Shirotori +1 more 2017-05-16
9589581 Microwave-assisted magnetic recording head and magnetic recording apparatus including the same Masayuki Takagishi, Kenichiro Yamada 2017-03-07
9583123 Magnetoresistance effect element, magnetic head, magnetic head assembly, magnetic recording and reproducing device, and method for manufacturing magnetoresistance effect element Yousuke Isowaki, Satoshi Shirotori, Masayuki Takagishi 2017-02-28
9437223 Magnetoresistive element, method of manufacturing magnetoresistive element, magnetic head, and magnetic recording and reading apparatus Satoshi Shirotori, Yuuzo Kamiguchi, Masayuki Takagishi 2016-09-06
9378756 Magnetic recording head, magnetic head assembly, magnetic recording apparatus, and magnetic recording method Kenichiro Yamada, Masayuki Takagishi 2016-06-28
9275662 Magnetic head, magnetic recording and reproducing apparatus, and method of manufacturing magnetic head Yousuke Isowaki, Kenichiro Yamada, Masayuki Takagishi 2016-03-01
9240202 Spin-valve element, hard disk head, and hard disk head assembly Yuuzo Kamiguchi, Masayuki Takagishi 2016-01-19
9214171 Magnetoresistance effect element, magnetic head, magnetic head assembly, magnetic recording and reproducing device, and method for manufacturing magnetoresistance effect element Yousuke Isowaki, Satoshi Shirotori, Masayuki Takagishi 2015-12-15