Inventor · disambiguated record
Yasushi Ishihama
Also filed as: ISHIHAMA YASUSHI
11 granted patents·6 pending applications·336 citations·filing 1996–2021
91Inventor score
Top patents by PatentIndex Score
17 records- 0193US5985864APolymorphs of donepezil hydrochloride and process for productionEISAI CO LTD·Filed 1997·Granted Nov 16, 1999·118 cites·33 claims
- 0289US6017973APhotocurable resin composition, method of producing photo-cured shaped object, vacuum casting mold, vacuum casting method and novel urethane acrylateTEIJIN SEIKI CO LTD·Filed 1997·Granted Jan 25, 2000·86 cites·8 claims
- 0383US6140321APolymorphs of donepezil hydrochloride and process for productionEISAI CO LTD·Filed 1996·Granted Oct 31, 2000·75 cites·12 claims
- 0478US7910372B2Absolute quantitation of protein contents based on exponentially modified protein abundance index by mass spectrometryEISAI R&D MAN CO LTD·Filed 2005·Granted Mar 22, 2011·7 cites·4 claims
- 0573US7759130B2Mass spectrometric quantitation method for biomolecules based on metabolically labeled internal standardsEISAI R&D MAN CO LTD·Filed 2004·Granted Jul 20, 2010·14 cites·8 claims
- 0672US6581442B1Splitted tubing apparatus for gradient high performance liquid chromatographyEISAI CO LTD·Filed 2000·Granted Jun 24, 2003·12 cites·16 claims
- 0754US12146868B2Pump unit and chromatographSHIMADZU CORP·Filed 2020·Granted Nov 19, 2024·0 cites·9 claims
- 0852US6929741B2Column packaging for chromatographyEISAI CO LTD·Filed 2001·Granted Aug 16, 2005·1 cites·20 claims
- 0951US11988653B2Chromatograph mass spectrometerSHIMADZU CORP·Filed 2021·Granted May 21, 2024·0 cites·12 claims
- 1050US6413698B1Photohardenable resin composition providing heat-resistant photohardened productTEIJIN SEIKI CO LTD·Filed 2000·Granted Jul 2, 2002·15 cites·12 claims
- 1150US2011083962A1Adsorption prevention method of inner-wall-coated capillary for capillary electrophoresis, inner-wall-coated capillary for capillary electrophoresis, manufacturing method thereof, and method for simultaneous analysis of phosphorylated compound and anion by capillary electrophoresisUNIV KEIO·Filed 2009·Application pending·0 cites
- 1246US2010012832A1Method of separating phosphorylated peptide or phosphorylated proteinUNIV KEIO·Filed 2007·Application pending·0 cites
- 1345US2006048367A1System and method of manufacturing tip deviceNIKKYO TECHNOS CO LTD·Filed 2005·Application pending·0 cites
- 1445US2009012714A1Test of amino acid sequence constituting peptide using isotopic ratioISHIHAMA YASUSHI·Filed 2005·Application pending·0 cites
- 1543US2011022326A1Quantitation Method Using Isotope Labeled Internal Standard Substance, Analysis System for Executing the Quantitation Method, and Program for the AnalysisEISAI R & B MANAGAMENT CO LTD·Filed 2010·Application pending·0 cites
- 1641US6586065B1Capillary having coated inner wallEISAI CO LTD·Filed 1997·Granted Jul 1, 2003·8 cites·11 claims
- 1738US2020355697A1Method for identifying proteinsSHIMADZU CORP·Filed 2018·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →