YH

Yasuhiko Higashio

SC Sumitomo Chemical: 3 patents #41 of 368Top 15%
Overall (1994): #7,399 of 165,921Top 5%
3
Patents 1994

Issued Patents 1994

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5362870 Process for producing a high purity caprolactam Hiroshi Kajikuri, Keisuke Sugita, Hideki Doi, Masanobu Matsubara 1994-11-08
5315039 Method for inhibiting thermal decomposition of cycloalkanone oximes Hiroshi Kajikuri, Masaru Kitamura 1994-05-24
5304643 Process for producing epsilon-caprolactam Hiroshi Kajikuri, Masaru Kitamura 1994-04-19