EC

Ershad Ali Chowdhury

Canon: 4 patents #10,118 of 19,416Top 55%
Overall (All Time): #1,212,561 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9061500 Printhead substrate, method of manufacturing the same, printhead, and printing apparatus Takayuki Kimura, Kenji Makino 2015-06-23
7270398 Circuit board and liquid discharging apparatus Keiichi Sasaki, Masato Kamiichi, Yukihiro Hayakawa 2007-09-18
7244370 Method for producing circuit substrate Keiichi Sasaki, Masato Kamiichi, Yukihiro Hayakawa 2007-07-17
6838351 Manufacturing method of circuit board, circuit board, and liquid discharging apparatus Keiichi Sasaki, Masato Kamiichi, Yukihiro Hayakawa 2005-01-04