KN

Kimiyoshi Namiwa

AK Asahi Denka Kogyo K.K.: 1 patents #7 of 18Top 40%
Overall (1997): #117,981 of 185,788Top 65%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5620950 Lubricated refrigerant composition containing alicyclic epoxy compounds Tamiji Kamakura, Noriyoshi Tanaka, Yukio Tatsumi, Masato Namiki 1997-04-15