YN

Yoshinori Nakayama

SC Sumitomo Chemical: 5 patents #946 of 4,033Top 25%
Overall (All Time): #1,056,652 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5442114 Process for producing aromatic amide compounds Kan Takamine, Michio Yamato, Akira Murakami, Tooru Tokumaru, Motoo Hazama 1995-08-15
5420356 Process for producing cyclobutanones 1995-05-30
4256483 2-Alkoxy pyridazinoquinazolinone derivatives as herbicides Shuichiro Asao, Ryo Yoshida, Seizo Sumida, Shunichi Hashimoto 1981-03-17
4237122 Imidazolidinedione compounds, and their production and use Shuichiro Asao, Shigeo Yamamoto, Yoshio Hisada, Chiyozo Takayama 1980-12-02
4181732 1-Branched-alkylcarbonyl-3-(3,5-dihalophenyl)imidazolidine-2,4-diones Chiyozo Takayama, Shigeo Yamamoto, Toshiro Kato, Yoshio Hisada, Shuichiro Asao 1980-01-01