TK

Takashi Ko

PA Panasonic: 16 patents #1,398 of 21,108Top 7%
TO Toyota: 5 patents #5,641 of 26,838Top 25%
SC Sumitomo Metal Mining Co.: 1 patents #385 of 736Top 55%
Overall (All Time): #283,910 of 4,157,543Top 7%
16
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12412891 Non-aqueous electrolyte secondary battery positive electrode and non-aqueous electrolyte secondary battery Kohei Kintsu, Natsumi Goto, Keiichi Takahashi, Fumiharu Niina, Sho Tsuruta +2 more 2025-09-09
12341187 Non-aqueous electrolyte secondary battery Keiichi Takahashi, Fumiharu Niina, Natsumi Goto 2025-06-24
12300815 Positive electrode active material for nonaqueous electrolyte secondary batteries, and nonaqueous electrolyte secondary battery Natsumi Goto, Shinya Suzuki, Fumiharu Niina, Sho Tsuruta 2025-05-13
12261292 Positive electrode active material for lithium ion secondary battery and lithium ion secondary battery Yuki Koshika, Haruki Kaneda, Sho Tsuruta, Fumiharu Niina 2025-03-25
12166207 Positive electrode active material for nonaqueous electrolyte secondary batteries, and nonaqueous electrolyte secondary battery Shinya Suzuki, Fumiharu Niina, Sho Tsuruta, Katsunori Yanagida, Natsumi Goto 2024-12-10
11967701 Positive electrode material, non-aqueous electrolyte secondary battery, and method of producing positive electrode material Ryo Hanazaki, Natsumi Goto, Sho Tsuruta, Kohei Kintsu 2024-04-23
11695115 Positive electrode active material for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery Natsumi Goto, Shinya Suzuki, Fumiharu Niina, Sho Tsuruta, Ryo Hanazaki 2023-07-04
11626587 Positive electrode active material for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery Natsumi Goto, Shinya Suzuki, Fumiharu Niina, Sho Tsuruta, Ryo Hanazaki 2023-04-11
11569493 Positive electrode for nonaqueous electrolyte secondary batteries, and nonaqueous electrolyte secondary battery Yasunori Baba, Katsunori Yanagida, Nobuhiro Hirano, Fumiharu Niina 2023-01-31
11522188 Positive electrode active material for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery Shinya Suzuki, Fumiharu Niina, Sho Tsuruta, Natsumi Goto, Ryo Hanazaki 2022-12-06
11430983 Nonaqueous electrolyte secondary battery Fumiharu Niina, Katsunori Yanagida 2022-08-30
11005090 Negative electrode for non-aqueous electrolyte secondary batteries, and non-aqueous electrolyte secondary battery Kouhei Tuduki, Fumiharu Niina, Katsunori Yanagida 2021-05-11
10923713 Nonaqueous electrolyte secondary battery Fumiharu Niina, Katsunori Yanagida 2021-02-16
10910633 Nonaqueous electrolyte secondary battery Fumiharu Niina, Katsunori Yanagida, Yasunori Baba, Yuki Morikawa 2021-02-02
10892472 Nonaqueous electrolyte secondary battery Yuki Morikawa, Yasunori Baba, Fumiharu Niina, Katsunori Yanagida 2021-01-12
10868299 Non-aqueous electrolyte secondary battery Yasunori Baba, Fumiharu Niina, Katsunori Yanagida 2020-12-15