CJ

Chang Junhua

SE Seiko Epson: 3 patents #108 of 889Top 15%
Overall (2004): #31,120 of 270,089Top 15%
3
Patents 2004

Issued Patents 2004

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6803703 Piezoelectric actuator, liquid jetting head incorporating the same, and method of manufacturing the actuator and head 2004-10-12
6779866 Liquid jetting apparatus and method for driving the same Tsuyoshi Kitahara 2004-08-24
6685293 Liquid jetting apparatus and method of driving the same 2004-02-03