Inventor · disambiguated record
Masami Sugiyama
Also filed as: KOSAKA TAKESHI · SUGIYAMA MASAMI
22 granted patents·1 pending application·606 citations·filing 1978–2008
96Inventor score
Top patents by PatentIndex Score
23 records- 0195US4822998ASpectral sensor with interference filterMINOLTA CAMERA KK·Filed 1987·Granted Apr 18, 1989·129 cites·12 claims
- 0283US4995727ACompact diffusion light mixing box and colorimeterMINOLTA CAMERA KK·Filed 1988·Granted Feb 26, 1991·50 cites·11 claims
- 0380US4773761APhotoelectric colorimeterMINOLTA CAMERA KK·Filed 1986·Granted Sep 27, 1988·44 cites·17 claims
- 0477US5171668AMethod of the chemiluminescence assay of the activity of peroxidaseFUJIREBIO KK·Filed 1989·Granted Dec 15, 1992·54 cites·3 claims
- 0576US4884221AColor measuring apparatusMINOLTA CAMERA KK·Filed 1987·Granted Nov 28, 1989·37 cites·20 claims
- 0675US5470759AAnti-glycated hemoglobin monoclonal antibody and method for measuring glycated hemoglobinFUJIREBIO KK·Filed 1993·Granted Nov 28, 1995·41 cites·2 claims
- 0775US5214494ALight sensor with an adjustable spectral characteristicMINOLTA CAMERA KK·Filed 1991·Granted May 25, 1993·41 cites·14 claims
- 0875US4909633AMulti-channel spectral light measuring deviceMINOLTA CAMERA KK·Filed 1987·Granted Mar 20, 1990·39 cites·6 claims
- 0973US5305233ASpectrophotometer for accurately measuring light intensity in a specific wavelength regionMINOLTA CAMERA KK·Filed 1992·Granted Apr 19, 1994·35 cites·2 claims
- 1071US5432609ATwo-dimensional colorimeterMINOLTA CO LTD·Filed 1994·Granted Jul 11, 1995·36 cites·7 claims
- 1168US5175697ASpectrophotometer for accurately measuring light intensity in a specific wavelength regionMINOLTA CAMERA KK·Filed 1991·Granted Dec 29, 1992·28 cites·15 claims
- 1265US4989982ASpectral sensitivity correcting device in a photoelectric tristimulus colorimeterMINOLTA CAMERA KK·Filed 1989·Granted Feb 5, 1991·25 cites·12 claims
- 1352US4432896ADerivatives of hippuryl-L-phenylalanineFUJIREBIO KK·Filed 1982·Granted Feb 21, 1984·10 cites·4 claims
- 1451US4205918AColor balance indicating deviceMINOLTA CAMERA KK·Filed 1978·Granted Jun 3, 1980·4 cites·14 claims
- 1549US2009081696A1Luminescence enhancer and use thereofFUJIREBIO KK·Filed 2008·Application pending·0 cites
- 1648US7803638B2Fluorescent labelFUJIREBIO KK·Filed 2006·Granted Sep 28, 2010·0 cites·11 claims
- 1747US5998156AColor developing method, enzyme immunoassay using the color developing method, and immunochromatography incorporating the enzyme immunoassayFUJIREBIO KK·Filed 1998·Granted Dec 7, 1999·12 cites·16 claims
- 1840US4551272ADerivatives of dipeptide and their use in determining the activity of carboxypeptidase AFUJIREBIO KK·Filed 1984·Granted Nov 5, 1985·6 cites·6 claims
- 1939US4837144AMethod of measuring lipid-bound sialic acidFUJIREBIO KK·Filed 1987·Granted Jun 6, 1989·6 cites·6 claims
- 2035US6251618B1Color developing method, enzyme immunoassay using the color developing method, and immunochromatography incorporating the enzyme immunoassayFUJIREBIO KK·Filed 1999·Granted Jun 26, 2001·4 cites·7 claims
- 2132US6340596B1Reagent composition for measuring hydrogen sulfide and method for measuring hydrogen sulfideFUJIREBIO KK·Filed 1999·Granted Jan 22, 2002·2 cites·20 claims
- 2232US4634763AAmylase inhibitor and preparation and use thereofFUJIZOKI SEIYAKU KK·Filed 1982·Granted Jan 6, 1987·2 cites·2 claims
- 2330US4419445AMethod for determining the activity of cholinesterasesFUJIZOKI SEIYAKU KK·Filed 1982·Granted Dec 6, 1983·1 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →