AH

Akira Honma

NO Nippon Oil: 1 patents #15 of 58Top 30%
SC Seiko Kagaku Kogyo Co.: 1 patents #4 of 7Top 60%
📍 Omaezaki, JP: #1 of 1 inventorsTop 100%
Overall (1989): #134,788 of 140,708Top 100%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4849055 Process for making paper using a substituted succinic anhydride as a sizing agent Shigehiko Yoshioka, Hideto Yamada, Hisatake Sato 1989-07-18