Inventor · disambiguated record
Ryoichi Kawai
Also filed as: KAWAI RYOICHI
19 granted patents·3 pending applications·189 citations·filing 1974–2004
94Inventor score
Files withSHARP KK20
Top patents by PatentIndex Score
22 records- 0174US5226639APaper feeding device for facsimile apparatusSHARP KK·Filed 1992·Granted Jul 13, 1993·38 cites·5 claims
- 0272US5201588APrinter with openable paper web cassette mounting a platen rollerSHARP KK·Filed 1992·Granted Apr 13, 1993·28 cites·3 claims
- 0365US7316466B2Maintenance mechanism for ink jet printerSHARP KK·Filed 2003·Granted Jan 8, 2008·11 cites·6 claims
- 0465US7275809B2Structure for holding ink cartridgeSHARP KK·Filed 2003·Granted Oct 2, 2007·11 cites·8 claims
- 0565US6991312B2Print head maintenance mechanismSHARP KK·Filed 2003·Granted Jan 31, 2006·11 cites·4 claims
- 0665US3976372AElectrophotographical reproduction of a multicolor imageSHARP KK·Filed 1974·Granted Aug 24, 1976·11 cites·5 claims
- 0758US4895288AFacsimile deviceSHARP KK·Filed 1988·Granted Jan 23, 1990·14 cites·9 claims
- 0856US4750047AFolding facsimileSHARP KK·Filed 1986·Granted Jun 7, 1988·13 cites·3 claims
- 0955US7077396B2Sheet feeding apparatusSHARP KK·Filed 2003·Granted Jul 18, 2006·5 cites·6 claims
- 1050US4809080ARead/record head in facsimileSHARP KK·Filed 1986·Granted Feb 28, 1989·10 cites·3 claims
- 1149US7092074B2Paper feeding apparatus and image forming apparatus including the sameSHARP KK·Filed 2003·Granted Aug 15, 2006·2 cites·10 claims
- 1245US7182425B2PrinterSHARP KK·Filed 2003·Granted Feb 27, 2007·3 cites·13 claims
- 1345US5071266AHead engagement mechanism for thermal recording apparatusSHARP KK·Filed 1990·Granted Dec 10, 1991·10 cites·5 claims
- 1444US7614736B2Printing apparatusSHARP KK·Filed 2004·Granted Nov 10, 2009·0 cites·6 claims
- 1542US4587418AOptical reader with optical elements mounted on moldingsSHARP KK·Filed 1984·Granted May 6, 1986·6 cites·7 claims
- 1641US5265152AFacsimile apparatusSHARP KK·Filed 1991·Granted Nov 23, 1993·7 cites·14 claims
- 1740US7602513B2Paper conveying apparatus and printing apparatusSHARP KK·Filed 2003·Granted Oct 13, 2009·2 cites·14 claims
- 1840US4827355AReader/recorder assembly in a facsimile systemSHARP KK·Filed 1986·Granted May 2, 1989·6 cites·8 claims
- 1938US7396121B2Ink-jet printerSHARP KK·Filed 2004·Granted Jul 8, 2008·1 cites·4 claims
- 2033US2006239752A1Sheet body treating apparatusSHARP KK·Filed 2003·Application pending·0 cites
- 2128US2003174194A1Image forming apparatusFiled 2003·Application pending·0 cites
- 2228US2003210293A1Image forming apparatusFiled 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →