Inventor · disambiguated record
Hiroshi Hosaka
Also filed as: HOSAKA HIROSHI
27 granted patents·3 pending applications·631 citations·filing 1981–2016
97Inventor score
Top patents by PatentIndex Score
30 records- 0191US5602651AImage recording apparatusRICOH KK·Filed 1994·Granted Feb 11, 1997·41 cites·7 claims
- 0291US4916547AColor image forming apparatusRICOH KK·Filed 1988·Granted Apr 10, 1990·90 cites·8 claims
- 0391US4335183AMagnetic recording medium and method of fabricating itTOKYO MAGNETIC PRINTING·Filed 1981·Granted Jun 15, 1982·37 cites·8 claims
- 0489US7682420B2Method for leaching goldNIPPON MINING CO·Filed 2007·Granted Mar 23, 2010·7 cites·15 claims
- 0589US5918087AImage forming apparatusRICOH KK·Filed 1997·Granted Jun 29, 1999·49 cites·63 claims
- 0689US4923533AMagnetic shield-forming magnetically soft powder, composition thereof, and process of makingTDK CORP·Filed 1988·Granted May 8, 1990·75 cites·35 claims
- 0787US7842120B2Method of obtaining copper from oreJX NIPPON MINING & METALS CORP·Filed 2008·Granted Nov 30, 2010·7 cites·5 claims
- 0883US7580651B2Image forming apparatus and method of controlling energy saving modeRICOH KK·Filed 2005·Granted Aug 25, 2009·9 cites·46 claims
- 0983US4957088AFuel injection control system for an automotive engineFUJI HEAVY IND LTD·Filed 1989·Granted Sep 18, 1990·27 cites·2 claims
- 1081US5887217AImage forming apparatus that searches for toner cartridges in need of replacementRICOH KK·Filed 1996·Granted Mar 23, 1999·27 cites·18 claims
- 1180US5862430AImage forming apparatus with a sensing device that determines the presence or absence of a toner cartridgeRICOH KK·Filed 1997·Granted Jan 19, 1999·25 cites·4 claims
- 1280US4928654AFuel injection control system for an automotive engineFUJI HEAVY IND LTD·Filed 1988·Granted May 29, 1990·24 cites·8 claims
- 1377US5717843AImage recording apparatusRICOH KK·Filed 1995·Granted Feb 10, 1998·50 cites·20 claims
- 1476US8388730B2Process of leaching goldABE YOSHIFUMI·Filed 2008·Granted Mar 5, 2013·3 cites·9 claims
- 1574US6785201B2Optical information recording and reading apparatusSEIKO INSTR INC·Filed 2002·Granted Aug 31, 2004·11 cites·9 claims
- 1673US5774232AImage recording apparatusRICOH KK·Filed 1995·Granted Jun 30, 1998·40 cites·18 claims
- 1772US5026614AMagnetic recording medium with a zinc cobalt oxide non-magnetic substrate containing nickel or manganeseNIPPON MINING CO·Filed 1989·Granted Jun 25, 1991·15 cites·9 claims
- 1870US8585798B2Method for recovering metal from oreABE YOSHIFUMI·Filed 2008·Granted Nov 19, 2013·2 cites·16 claims
- 1969US5068794ASystem and method for computing asynchronous interrupted fuel injection quantity for automobile enginesFUJI HEAVY IND LTD·Filed 1990·Granted Nov 26, 1991·24 cites·14 claims
- 2066US5745664AImage synthesizing method and image recording apparatus which electronically synthesizes an image with a page of informationRICOH KK·Filed 1996·Granted Apr 28, 1998·35 cites·34 claims
- 2162US4967715AFuel injection control system for an automotive engineFUJI HEAVY IND LTD·Filed 1989·Granted Nov 6, 1990·13 cites·2 claims
- 2253US4501666AProcess for the removal of bismuth and antimony from aqueous sulfuric acid solution containing bismuth and/or antimonyNIPPON MINING CO·Filed 1984·Granted Feb 26, 1985·8 cites·3 claims
- 2352US9234259B2Process for recovery of copper from copper-containing chloride mediaABE YOSHIFUMI·Filed 2009·Granted Jan 12, 2016·0 cites·6 claims
- 2448US5231555AMagnetic head comprising a laminated magnetic layer structure between non magnetic rock salt structure oxide substratesNIPPON MINING CO·Filed 1991·Granted Jul 27, 1993·7 cites·3 claims
- 2546US2013034678A1Number cardNITTO LIFETEC CORP·Filed 2012·Application pending·0 cites
- 2641US2005260009A1Image forming apparatus and method of making function settings theretoNAMIZUKA YOSHIYUKI·Filed 2005·Application pending·0 cites
- 2738US2016227052A1Image data transmission device, image data reception device, and image data transmission and reception methodHOSAKA HIROSHI·Filed 2016·Application pending·0 cites
- 2834US5242865ANon-magnetic substrate of magnetic headNIPPON MINING CO·Filed 1991·Granted Sep 7, 1993·2 cites·5 claims
- 2934US5089196ANon-magnetic substrate of magnetic head, magnetic head and method for producing substrateNIPPON MINING CO·Filed 1991·Granted Feb 18, 1992·2 cites·4 claims
- 3027US4483845AProcess for producing arsenous acidNIPPON MINING CO·Filed 1982·Granted Nov 20, 1984·1 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →