AI

Akimitsu Ishihara

SK Showa Denko K.K.: 3 patents #463 of 1,736Top 30%
JA Japan Science And Technology Agency: 2 patents #401 of 2,171Top 20%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
Overall (All Time): #616,787 of 4,157,543Top 15%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
12142769 Oxygen reduction catalyst, fuel cell, air cell, and method for producing oxygen reduction catalyst Takaaki Nagai 2024-11-12
10658676 Oxygen reduction catalyst Kunchan Lee, Yoshinori Yamato, Kenichiro Ota 2020-05-19
10050282 Oxygen reduction catalyst and production method therefor Kenichiro Ota, Shigenori Mitsushima, Makoto Hamazaki 2018-08-14
9630169 Semiconductor material, optical hydrogen generating device using same, and method of producing hydrogen Kazuhito Hato, Kenichi Tokuhiro, Takahiro Suzuki, Takaiki Nomura, Kenichiro Ota 2017-04-25
7919215 Corrosion resistant metal oxide electrode catalyst for oxygen reduction Kenichiro Ota, Nobuyuki Kamiya, Shigenori Mitsushima, Liu Yan 2011-04-05
7919427 Catalyst carrier and fuel cell using the same Ken Ota, Satoshi Iinou, Akinori Sudoh 2011-04-05
7749935 Catalyst carrier and fuel cell using the same Ken Ota, Satoshi Iinou, Akinori Sudoh 2010-07-06
7670712 Metal oxynitride electrode catalyst Kenichiro Ota, Nobuyuki Kamiya, Shigenori Mitsushima, Kazunari Doumen, Michikazu Hara 2010-03-02