AO

Akiyoshi Ohnishi

ML Mitsubishi Petrochemical Company Limited: 3 patents #122 of 670Top 20%
MC Mitsubishi Chemical: 2 patents #928 of 3,022Top 35%
HI Harima Chemicals, Incorporated: 1 patents #79 of 188Top 45%
📍 Yokkaichi, JP: #645 of 2,072 inventorsTop 35%
Overall (All Time): #1,047,916 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6019829 Carbon black aggregate Yoshihiro Omae, Syushichi Yoshimura, Michihiro Ikeda, Tadashi Hashiguchi, Shuuhei Taohata 2000-02-01
5824722 Stabilizer and resin composition containing the same Machiko Mekada, Noriaki Hata, Hiroyuki Suzuki, Hiroyuki Morikawa 1998-10-20
5294719 Cyclohexylamine compounds useful as a stabilizer for organic materials Hideki Kurokawa, Mitsumasa Kaitoh 1994-03-15
5260443 Piperidine derivatives as photostabilizer Mitsumasa Kaitoh, Hideki Kurokawa 1993-11-09
5189172 Piperdine derivatives Mitsumasa Kaitoh, Hideki Kurokawa 1993-02-23