HO

Hidetoshi Okawa

PC Polyplastics Co.: 2 patents #1 of 14Top 8%
Overall (2002): #62,311 of 266,432Top 25%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6426393 Polyacetal copolymer and method for producing the same Yoshihisa Tajima 2002-07-30
6365704 Polyacetal copolymer Kaoru Yamamoto 2002-04-02