Inventor · disambiguated record
Yasuharu Hakamatsuka
Also filed as: HAKAMATSUKA YASUHARU
19 granted patents·7 pending applications·894 citations·filing 1986–2014
96Inventor score
Top patents by PatentIndex Score
26 records- 0195US5156623ASustained release material and method of manufacturing the sameOLYMPUS OPTICAL CO·Filed 1991·Granted Oct 20, 1992·198 cites·5 claims
- 0292US5152791AProsthetic artificial bone having ceramic layers of different porosityOLYMPUS OPTICAL CO·Filed 1992·Granted Oct 6, 1992·245 cites·5 claims
- 0390US5322675AMethod of preparing calcium phosphateAGENCY IND SCIENCE TECHN·Filed 1993·Granted Jun 21, 1994·62 cites·20 claims
- 0488US4713006AArtificial tooth rootOLYMPUS OPTICAL CO·Filed 1986·Granted Dec 15, 1987·56 cites·10 claims
- 0583US5318779ADrug-impregnated ceramicOLYMPUS OPTICAL CO·Filed 1990·Granted Jun 7, 1994·71 cites·19 claims
- 0680US7550287B2Cell culture system apparatus for checking cultured cells and apparatus for culturing cellsOLYMPUS CORP·Filed 2003·Granted Jun 23, 2009·22 cites·2 claims
- 0768US4950294AComposite structure useful as artificial bonesOLYMPUS OPTICAL CO·Filed 1988·Granted Aug 21, 1990·71 cites·30 claims
- 0866US6350462B1Hollow porous ceramic carrier for embedding in patient for sustained medicament release and method of preparation thereofOLYMPUS OPTICAL CO·Filed 1993·Granted Feb 26, 2002·33 cites·7 claims
- 0963US5135394AExtraction cavity filling member and a manufacturing method thereofOLYMPUS OPTICAL CO·Filed 1991·Granted Aug 4, 1992·27 cites·9 claims
- 1056US4747876ADental crown materialOLYMPUS OPTICAL CO·Filed 1986·Granted May 31, 1988·19 cites·11 claims
- 1152US4799887AGlass ceramic dental crown and method of manufacturing the sameOLYMPUS OPTICAL CO·Filed 1986·Granted Jan 24, 1989·17 cites·7 claims
- 1249US5346396ADental prosthesisOLYMPUS OPTICAL CO·Filed 1993·Granted Sep 13, 1994·22 cites·11 claims
- 1349US2008306607A1Material for Repairing Biological Tissues and Process for Producing the SameOLYMPUS CORP·Filed 2008·Application pending·0 cites
- 1448US5013363AMold for the casting of glass ceramicOLYMPUS OPTICAL CO·Filed 1990·Granted May 7, 1991·9 cites·11 claims
- 1543US2014294971A1Cancer cell-inhibiting ceramic, process for producing cancer cell-inhibiting ceramic, method for treating bone tumor, and use of beta-tricalcium phosphate porous granules with particle size of 1 to 10 micrometerOLYMPUS CORP·Filed 2014·Application pending·0 cites
- 1643US2006115458A1Material for repairing biological tissues, product for repairing biological tissues, and method of manufacturing material for repairing biological tissuesOLYMPUS CORP·Filed 2005·Application pending·0 cites
- 1742US5491082APlasminogen activator covalently bonded to a porous body of β-tricalcium phosphateAGENCY IND SCIENCE TECHN·Filed 1994·Granted Feb 13, 1996·9 cites·4 claims
- 1842USD335539SCasting machine for dental prosthesesOLYMPUS OPTICAL CO·Filed 1991·Granted May 11, 1993·4 cites·1 claims
- 1940US2010278877A1Body tissue filling material and method for production thereofOLYMPUS CORP·Filed 2008·Application pending·0 cites
- 2040US2007112434A1Material for repairing biological tissues and process for producing the sameOLYMPUS CORP·Filed 2004·Application pending·0 cites
- 2139US2009291499A1Biological tissue-reinforcing material, method of producing the same, use of the same, and method of culturing cellsTSUCHIYA TOSHIE·Filed 2006·Application pending·0 cites
- 2237US4770943AMethod of forming rigid film of calcium phosphate compoundOLYMPUS OPTICAL CO·Filed 1987·Granted Sep 13, 1988·14 cites·10 claims
- 2337US2008099948A1Material for Repairing Biological Tissues and Process for Producing the SameOLYMPUS CORP·Filed 2004·Application pending·0 cites
- 2435USD336336SCrystallization furnace for dental prosthesesOLYMPUS OPTICAL CO·Filed 1991·Granted Jun 8, 1993·2 cites·1 claims
- 2535USD335537SCrystallization furnace for dental prosthesesOLYMPUS OPTICAL CO·Filed 1991·Granted May 11, 1993·2 cites·1 claims
- 2635US4998872ADental centrifugal casting apparatusOLYMPUS OPTICAL CO·Filed 1990·Granted Mar 12, 1991·11 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →