Inventor · disambiguated record
Naofumi Kitagawa
Also filed as: KITAGAWA NAOFUMI
5 granted patents·1 pending application·79 citations·filing 2003–2009
80Inventor score
Top patents by PatentIndex Score
6 records- 0190US7207083B2Electric vacuum cleanerHITACHI HOME & LIFE SOLUTIONS·Filed 2003·Granted Apr 24, 2007·46 cites·7 claims
- 0284US7276099B2Electric vacuum cleanerHITACHI HOME & LIFE SOLUTIONS·Filed 2006·Granted Oct 2, 2007·22 cites·4 claims
- 0373US8028989B2Paper stacking apparatusHITACHI OMRON TERMINAL SOLUTIONS CORP·Filed 2009·Granted Oct 4, 2011·4 cites·3 claims
- 0473US7900916B2Paper sheet transport mechanism and paper handling deviceHITACHI OMRON TERMINAL SOLUTIONS CORP·Filed 2008·Granted Mar 8, 2011·6 cites·4 claims
- 0558US7556263B2Paper stacking apparatusHITACHI OMRON TERMINAL SOLUTIONS CORP·Filed 2006·Granted Jul 7, 2009·1 cites·4 claims
- 0633US2006218744A1Electric vacuum cleanerHAYASHI SHOJI·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →