NK

Nobumichi KUMAMOTO

HC Hokko Chemical Industry Co.: 4 patents #15 of 157Top 10%
KC Kuraray Co.: 2 patents #662 of 1,827Top 40%
Overall (All Time): #1,156,207 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11021499 Bis(6-methyl-3-sulphophenyl)(2-methylphenyl)phosphine, ammonium salt thereof, and method for producing same Eriko HONDA, Tatsuya Yoshikawa, Tomoaki Tsuji, Hitoshi KOIZUMI, Kyoko Sugita 2021-06-01
10696701 Bis(6-methyl-3-sulphophenyl)phenylphosphine, ammonium salt thereof, and method for producing same Eriko HONDA, Tatsuya Yoshikawa, Tomoaki Tsuji, Hitoshi KOIZUMI, Kyoko Sugita 2020-06-30
10494390 Organic magnesium phosphide and manufacturing method thereof, organic magnesium phosphide complex and manufacturing method thereof, and manufacturing method of organic phosphorus compound using said phosphide Kenta Suzuki, Nobuhiro Ito, Shinji Hatae, Hiroyuki Suzuki 2019-12-03
9707551 Reaction catalyst for cross-coupling and method for manufacturing aromatic compound Kenta Suzuki 2017-07-18