DF

Daisuke Fujiwara

SE Seiko Epson: 1 patents #314 of 926Top 35%
SC Sumitomo Bakelite Co.: 1 patents #3 of 15Top 20%
Overall (2025): #132,369 of 469,880Top 30%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12397569 Winding device and printing device with a moveable arm Satoshi Fujioka 2025-08-26
12295394 Water-soluble additive composition Ryuichi Murata, Yusuke Inoue, Kenya Tachibana, Hiroyuki Miyauchi 2025-05-13