TW

Takahiro Wakayama

RK Riso Kagaku: 2 patents #7 of 72Top 10%
Overall (2003): #40,383 of 273,478Top 15%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6578482 Variable volume container Takeshi Hirohira 2003-06-17
6572224 Ink container Toru Hibara 2003-06-03