Assignee
SAKAI TOSHIYASU
JP·5 granted patents·40 citations·filing 2010–2012
Top patents by PatentIndex Score
5 records- 0197US8123330B2Circuit board for ink jet head, ink jet head having the same, method for cleaning the head and ink jet printing apparatus using the headSAKAI TOSHIYASU·Filed 2011·Granted Feb 28, 2012·19 cites·5 claims
- 0296US8491087B2Circuit board for ink jet head, ink jet head having the same, method for cleaning the head and ink jet printing apparatus using the headSAKAI TOSHIYASU·Filed 2012·Granted Jul 23, 2013·15 cites·19 claims
- 0382US8647896B2Process for producing a substrate for a liquid ejection headSAKAI TOSHIYASU·Filed 2012·Granted Feb 11, 2014·3 cites·7 claims
- 0475US8057017B2Ink jet recording head with ink supply ports having a cross-section with varying widthSAKAI TOSHIYASU·Filed 2010·Granted Nov 15, 2011·3 cites·3 claims
- 0544US8408681B2Liquid discharge head having an increased rigiditySAKAI TOSHIYASU·Filed 2011·Granted Apr 2, 2013·0 cites·9 claims
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