AK

Akihisa Kajiyama

TK Toda Kogyo: 15 patents #23 of 328Top 8%
DL Denka Company Limited: 3 patents #97 of 434Top 25%
BM Basf Toda Battery Materials: 1 patents #7 of 20Top 35%
Overall (All Time): #252,850 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
11492266 Processes for preparing positive electrode active substance for non-aqueous electrolyte secondary batteries Ryuta Masaki, Tsuyoshi WAKIYAMA, Tetsuya KASHIMA, Shoichi Fujino, Osamu Sasaki +1 more 2022-11-08
11434421 Phosphor and light-emitting device Kazuya Sugita, Yusuke Takeda, Keita Kobayashi 2022-09-06
11377594 Phosphor and light-emitting device Keita Kobayashi, Shunsuke Mitani, Ryousuke KONDO, Kazuya Sugita, Takuya Matsufuji 2022-07-05
11072869 Manganese/nickel composite oxide particles and process for producing the manganese nickel composite oxide particles, positive electrode active substance particles for non-aqueous electrolyte secondary batteries and process for producing the positive electrode active substance particles, and non-aqueous electrolyte secondary battery Hiroyasu Watanabe, Daisuke Morita, Manabu Yamamoto, Kazumichi Koga, Hiroaki Masukuni +3 more 2021-07-27
11018339 Positive electrode active material for nonaqueous electrolyte secondary batteries, method for producing same, and nonaqueous electrolyte secondary battery using same Kazumichi Koga, Tsuyoshi WAKIYAMA, Ryuta Masaki, Takayuki Yamamura, Kazutoshi Matsumoto 2021-05-25
10193141 Positive electrode mixture and non-aqueous electrolyte secondary battery Teruaki Santoki, Daisuke Morita, Ryuta Masaki, Takahiko Sugihara, Tsuyoshi WAKIYAMA +5 more 2019-01-29
10161057 Manganese/nickel composite oxide particles and process for producing the manganese nickel composite oxide particles, positive electrode active substance particles for non-aqueous electrolyte secondary batteries and process for producing the positive electrode active substance particles, and non-aqueous electrolyte secondary battery Hiroyasu Watanabe, Daisuke Morita, Manabu Yamamoto, Kazumichi Koga, Hiroaki Masukuni +3 more 2018-12-25
9847526 Lithium titanate particles and process for producing the lithium titanate particles, Mg-containing lithium titanate particles and process for producing the Mg-containing lithium titanate particles, negative electrode active substance particles for non-aqueous electrolyte secondary batteries, and non-aqueous electrolyte secondary battery Akinori Yamamoto, Tomoko Okita, Hiroshi Yamamoto, Kohji Mori, Kazumichi Koga 2017-12-19
9515315 Positive electrode active substance particles for non-aqueous electrolyte secondary batteries and process for producing the same, and non-aqueous electrolyte secondary battery Kazumichi Koga, Ryuta Masaki, Hiroaki Masukuni 2016-12-06
9496551 Lithium manganate particles for non-aqueous electrolyte secondary battery, process for producing the same, and non-aqueous electrolyte secondary battery Kazumichi Koga, Masayuki Uegami, Kazutoshi Ishizaki, Hideaki Sadamura 2016-11-15
9293235 Lithium titanate particles and process for producing the lithium titanate particles, Mg-containing lithium titanate particles and process for producing the Mg-containing lithium titanate particles, negative electrode active substance particles for non-aqueous electrolyte secondary batteries, and non-aqueous electrolyte secondary battery Akinori Yamamoto, Tomoko Okita, Hiroshi Yamamoto, Kohji Mori, Kazumichi Koga 2016-03-22
8821766 Lithium manganate for non-aqueous electrolyte secondary battery, process for producing the same, and non-aqueous electrolyte secondary battery Masayuki Uegami, Kazutoshi Ishizaki, Hideaki Sadamura 2014-09-02
8592085 Nickel-cobalt-maganese-based compound particles and process for producing the nickel-cobalt-manganese-based compound particles, lithium composite oxide particles and process for producing the lithium composite oxide particles, and non-aqueous electrolyte secondary battery Masashi Kobino, Katsuhiro Fujita, Shoichi Fujino, Ryuta Masaki, Daisuke Morita +8 more 2013-11-26
8546018 Li—Ni-based composite oxide particles for non-aqueous electrolyte secondary battery, process for producing the same, and non-aqueous electrolyte secondary battery Kazuhiko Kikuya, Teruaki Santoki, Osamu Sasaki, Satoshi Nakamura, Taiki Imahashi +1 more 2013-10-01
8440113 Lithium manganate for non-aqueous electrolyte secondary battery, process for producing the same, and non-aqueous electrolyte secondary battery Masayuki Uegami, Kazutoshi Ishizaki, Hideaki Sadamura 2013-05-14
6398977 Strontium iron oxide particle powder and process for producing the same Tatsuya Nakamura, Yoji Okano 2002-06-04
6337132 Layered rock salt-type oxide particle powder and process for producing the same Tatsuya Nakamura 2002-01-08
6103213 Process for producing lithium-cobalt oxide Tatsuya Nakamura, Hideaki Sadamura, Mitsuaki Hatatani, Yoshiro Okuda 2000-08-15