Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
YN

Yuji Nakagawa

KT Kabushiki Kaisha Toshiba: 6 patents #6 of 861Top 1%
TS Toshiba Electronic Devices & Storage: 6 patents #1 of 255Top 1%
FU Fujifilm: 1 patents #327 of 787Top 45%
📍 Ota, JP: #1 of 148 inventorsTop 1%
Overall (2025): #10,461 of 469,880Top 3%
7
Patents 2025

Issued Patents 2025

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
12387748 Magnetic head with multilayer configuration between magnetic poles and magnetic recording device Naoyuki Narita, Tomoyuki Maeda, Masayuki Takagishi, Tazumi Nagasawa, Ryo OSAMURA +1 more 2025-08-12
12365870 Storage stabilizer for extracellular vesicle and storage stabilization method for extracellular vesicle Masayuki Yamane, Naoko IMAWAKA, Kodai SASAMOTO 2025-07-22
12367898 Magnetic device, magnetic head, and magnetic recording device Naoyuki Narita, Masayuki Takagishi, Tomoyuki Maeda 2025-07-22
12354626 Magnetic recording device with magnetic element configuration details Ryo OSAMURA, Naoyuki Narita, Masayuki Takagishi, Tomoyuki Maeda 2025-07-08
12308051 Magnetic head with multilayer configuration between magnetic poles and magnetic recording device Masayuki Takagishi, Naoyuki Narita, Tomoyuki Maeda 2025-05-20
12300279 Magnetic head and magnetic recording device Masayuki Takagishi, 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 Ryo OSAMURA, Masayuki Takagishi, Naoyuki Narita, Tomoyuki Maeda, Tazumi Nagasawa +1 more 2025-01-07