Inventor · disambiguated record
Kazuhiro Hayamizu
Also filed as: HAYAMIZU KAZUHIRO
8 granted patents·106 citations·filing 1990–2007
87Inventor score
Files withBROTHER IND LTD8
Top patents by PatentIndex Score
8 records- 0191US6619776B2Image forming device capable of detecting existence of ink and ink cartridge with high accuracyBROTHER IND LTD·Filed 2002·Granted Sep 16, 2003·38 cites·38 claims
- 0279US6916076B2Image forming device capable of detecting existence of ink and ink cartridge with high accuracyBROTHER IND LTD·Filed 2003·Granted Jul 12, 2005·17 cites·16 claims
- 0375US7523932B2Apparatus and method for conveying sheet memberBROTHER IND LTD·Filed 2005·Granted Apr 28, 2009·6 cites·20 claims
- 0473US7780259B2Ink cartridge, detection device for cartridge identification and ink level detection, and image formation apparatus comprising thereofBROTHER IND LTD·Filed 2007·Granted Aug 24, 2010·3 cites·14 claims
- 0573US7360858B2Ink cartridge, detection device for cartridge identification and ink level detection, and image formation apparatus comprising thereofBROTHER IND LTD·Filed 2004·Granted Apr 22, 2008·13 cites·23 claims
- 0668US7641301B2Image recording appartus and image recording methodBROTHER IND LTD·Filed 2006·Granted Jan 5, 2010·3 cites·9 claims
- 0754US7487048B2Conveying apparatus, notification method and computer-readable medium for indicating a level of maintenance requiredBROTHER IND LTD·Filed 2005·Granted Feb 3, 2009·1 cites·22 claims
- 0850US5257388ADevice for detecting whether an attached external memory stores valid data, if not, whether the external memory is capable of storing dataBROTHER IND LTD·Filed 1990·Granted Oct 26, 1993·25 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →