MT

Masayuki Takagishi

KT Kabushiki Kaisha Toshiba: 140 patents #40 of 21,451Top 1%
TS Toshiba Electronic Devices & Storage: 47 patents #3 of 900Top 1%
RS Read-Rite Smi: 2 patents #5 of 28Top 20%
RR Read Rite: 1 patents #138 of 240Top 60%
Tdk: 1 patents #2,493 of 3,796Top 70%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
Overall (All Time): #6,697 of 4,157,543Top 1%
144
Patents All Time

Issued Patents All Time

Showing 25 most recent of 144 patents

Patent #TitleCo-InventorsDate
12387748 Magnetic head with multilayer configuration between magnetic poles and magnetic recording device Yuji Nakagawa, Naoyuki Narita, Tomoyuki Maeda, Tazumi Nagasawa, Ryo OSAMURA +1 more 2025-08-12
12367898 Magnetic device, magnetic head, and magnetic recording device Naoyuki Narita, Yuji Nakagawa, Tomoyuki Maeda 2025-07-22
12354626 Magnetic recording device with magnetic element configuration details Ryo OSAMURA, Naoyuki Narita, Yuji Nakagawa, Tomoyuki Maeda 2025-07-08
12308051 Magnetic head with multilayer configuration between magnetic poles and magnetic recording device Yuji Nakagawa, Naoyuki Narita, Tomoyuki Maeda 2025-05-20
12300279 Magnetic head and magnetic recording device Yuji Nakagawa, Naoyuki Narita, Tomoyuki Maeda, Ryo OSAMURA, Tazumi Nagasawa +1 more 2025-05-13
12190917 Magnetic head with multilayer configuration between magnetic poles and magnetic recording device Yuji Nakagawa, Ryo OSAMURA, Naoyuki Narita, Tomoyuki Maeda, Tazumi Nagasawa +1 more 2025-01-07
12170101 Magnetic head with multilayer configuration between magnetic poles and magnetic recording device Yuji Nakagawa, Ryo OSAMURA, Naoyuki Narita, Tomoyuki Maeda, Tazumi Nagasawa +1 more 2024-12-17
12165677 Magnetic head with stacked body configurations and magnetic recording device including the same Yuji Nakagawa, Naoyuki Narita, Tomoyuki Maeda, Tazumi Nagasawa, Ryo OSAMURA +1 more 2024-12-10
12165676 Magnetic head and magnetic recording device Yuji Nakagawa, Naoyuki Narita, Tomoyuki Maeda, Tazumi Nagasawa, Kenichiro Yamada +1 more 2024-12-10
12154602 Magnetic head and magnetic recording device Yuji Nakagawa, Naoyuki Narita, Tomoyuki Maeda 2024-11-26
12148453 Magnetic head with conductive non-magnetic layer contact configurations Yuji Nakagawa, Naoyuki Narita, Tazumi Nagasawa, Tomoyuki Maeda 2024-11-19
12080325 Magnetic head and magnetic recording device Yuji Nakagawa, Naoyuki Narita, Tomoyuki Maeda, Tazumi Nagasawa 2024-09-03
12068004 Magnetic recording device Yuji Nakagawa, Naoyuki Narita, Tomoyuki Maeda 2024-08-20
12033676 Magnetic head and magnetic recording device Yuji Nakagawa, Naoyuki Narita, Tomoyuki Maeda, Tazumi Nagasawa, Hirofumi Suto 2024-07-09
11935568 Magnetic recording device Yuji Nakagawa, Naoyuki Narita, Tomoyuki Maeda 2024-03-19
11881234 Magnetic head and magnetic recording device Yuji Nakagawa, Naoyuki Narita, Tomoyuki Maeda, Tazumi Nagasawa 2024-01-23
11869540 Magnetic head and magnetic recording device Tazumi Nagasawa, Yuji Nakagawa, Naoyuki Narita, Tomoyuki Maeda, Ryo OSAMURA 2024-01-09
11810601 Magnetic head including multiple magnetic layers and magnetic recording device Yuji Nakagawa, Naoyuki Narita, Tazumi Nagasawa, Tomoyuki Maeda 2023-11-07
11721359 Magnetic head and magnetic recording device Yuji Nakagawa, Naoyuki Narita, Tomoyuki Maeda, Tazumi Nagasawa 2023-08-08
11710501 Magnetic head and magnetic recording device Yuji Nakagawa, Naoyuki Narita, Tomoyuki Maeda, Tazumi Nagasawa, Kenichiro Yamada +1 more 2023-07-25
11705152 Magnetic head and magnetic recording device including a stacked body having a first magnetic member and a second magnetic member Hitoshi Iwasaki, Naoyuki Narita, Hirofumi Suto, Tazumi Nagasawa 2023-07-18
11631423 Magnetic recording device Yuji Nakagawa, Naoyuki Narita, Tazumi Nagasawa, Tomoyuki Maeda 2023-04-18
11626130 Magnetic head with stacked body having specified compositions of magnetic and nonmagnetic layers thereof Naoyuki Narita, Hitoshi Iwasaki, Tomoyuki Maeda 2023-04-11
11615808 Magnetic head and magnetic recording device Yuji Nakagawa, Naoyuki Narita, Tomoyuki Maeda, Tazumi Nagasawa, Hirofumi Suto 2023-03-28
11568890 Magnetic recording device and magnetic recording method utilizing assisted magnetic recording Hirofumi Suto, Tazumi Nagasawa, Naoyuki Narita, Tomoyuki Maeda, Hitoshi Iwasaki 2023-01-31