TO

Takayuki Okawa

Canon: 2 patents #12,681 of 19,416Top 70%
Overall (All Time): #2,006,923 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9346920 Water-repellent and oil-repellent composition, and water-repellent film formed by using the composition Yasuhiro Takada, Manami Hoshino, Kenichi Kawano 2016-05-24
7328991 Ink and ink-applying process and apparatus using the same Koichi Sato, Ikuo Nakazawa, Sakae Suda, Masayuki Ikegami, Junko Morioka 2008-02-12