HN

Hiroki NIHASHI

CA Cataler: 7 patents #47 of 277Top 20%
TO Toyota: 6 patents #4,786 of 26,838Top 20%
Overall (All Time): #674,897 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12214334 Supported catalyst particles Shogo Kawamura, Tomomasa Aikawa, Isao Naito, Shogo SHIRAKAWA, Masahide Miura +2 more 2025-02-04
11821349 Exhaust gas purification catalyst Shogo Kawamura, Tomomasa Aikawa, Isao Naito, Nobuyuki Takagi, Takeshi Nobukawa 2023-11-21
11719144 Exhaust gas purification catalyst Norimichi Shimano, Shogo SHIRAKAWA, Masahide Miura, Isao Chinzei, Seiji Nakahigashi +3 more 2023-08-08
11577226 Exhaust gas purification catalyst Seiji Nakahigashi, Isao Chinzei, Shogo SHIRAKAWA, Hiromasa Suzuki, Masahide Miura +8 more 2023-02-14
11534737 Exhaust gas purification catalyst 2022-12-27
11426710 Exhaust gas control catalyst Takahiro NISHIO, Shogo SHIRAKAWA, Masahide Miura, Isao Chinzei, Seiji Nakahigashi +6 more 2022-08-30
11400436 Exhaust gas purification catalyst Isao Chinzei, Seiji Nakahigashi, Shogo SHIRAKAWA, Hiromasa Suzuki, Masahide Miura +7 more 2022-08-02