Inventor · disambiguated record
Fumio Ogata
Also filed as: OGATA FUMIO
22 granted patents·890 citations·filing 1976–2019
97Inventor score
Top patents by PatentIndex Score
22 records- 0198US7577379B2Toner container, toner supply device and image forming apparatusRICOH KK·Filed 2007·Granted Aug 18, 2009·42 cites·9 claims
- 0298US7184691B2Toner container, toner supply device and image forming apparatusRICOH KK·Filed 2005·Granted Feb 27, 2007·81 cites·27 claims
- 0398US6336020B1Image forming apparatus having an improved developer-supplying mechanism and method thereofRICOH KK·Filed 2000·Granted Jan 1, 2002·86 cites·7 claims
- 0498US6298208B1Toner container for an image forming apparatusRICOH KK·Filed 2000·Granted Oct 2, 2001·137 cites·92 claims
- 0597US6678492B1Toner container and toner delivery apparatusRICOH KK·Filed 1999·Granted Jan 13, 2004·92 cites·74 claims
- 0697US6608983B2Toner container and air stream delivering mechanismRICOH KK·Filed 2001·Granted Aug 19, 2003·67 cites·50 claims
- 0797US6104900AImage forming apparatus having an improved developer-supplying mechanism and method thereofRICOH KK·Filed 1998·Granted Aug 15, 2000·97 cites·21 claims
- 0896US4835567APaper re-feeding apparatus of image forming apparatusTOSHIBA KK·Filed 1987·Granted May 30, 1989·56 cites·12 claims
- 0995US7962069B2Toner container, image forming apparatus, method of recycling toner containerRICOH CO LTD·Filed 2005·Granted Jun 14, 2011·19 cites·56 claims
- 1094US7505718B2Container, toner container, image forming apparatus, and image forming processRICOH KK·Filed 2006·Granted Mar 17, 2009·17 cites·22 claims
- 1193US6549744B2Powder container for an image forming apparatus and powder discharging deviceRICOH KK·Filed 2001·Granted Apr 15, 2003·48 cites·87 claims
- 1291US6648218B2Powder container, method of assembling the same and image forming apparatusRICOH KK·Filed 2001·Granted Nov 18, 2003·37 cites·31 claims
- 1387US7039346B2Flexible toner container and toner delivery apparatusRICOH KK·Filed 2003·Granted May 2, 2006·19 cites·4 claims
- 1483US4084221AHigh-voltage thyristor converterHITACHI LTD·Filed 1976·Granted Apr 11, 1978·26 cites·13 claims
- 1570US6343576B1Overhead camshaft V-2 engineHONDA MOTOR CO LTD·Filed 2000·Granted Feb 5, 2002·16 cites·9 claims
- 1668US7277665B2Toner container configured for toner replenishment through blow systemRICOH KK·Filed 2004·Granted Oct 2, 2007·7 cites·19 claims
- 1766US4100434AGate controlling apparatus for a thyristor valveHITACHI LTD·Filed 1976·Granted Jul 11, 1978·14 cites·12 claims
- 1865US8068770B2Toner cartridge, image forming apparatus, method of recycling toner cartridgeKURENUMA TAKEROH·Filed 2010·Granted Nov 29, 2011·1 cites·20 claims
- 1965US7149462B2Container, toner container, image forming apparatus, and image forming processRICOH KK·Filed 2004·Granted Dec 12, 2006·16 cites·22 claims
- 2052US4286211ADirect current detecting device using saturable reactorsHITACHI LTD·Filed 1979·Granted Aug 25, 1981·9 cites·15 claims
- 2146US6837475B2Valve-operating device for engineHONDA MOTOR CO LTD·Filed 2002·Granted Jan 4, 2005·3 cites·2 claims
- 2236US12104093B2Adhesive agent and adhesive tape using said adhesive agentDENKA COMPANY LTD·Filed 2019·Granted Oct 1, 2024·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →