Assignee
JASCO CORP
JP·71 granted patents·14 pending applications·420 citations·filing 1991–2025
Top patents by PatentIndex Score
85 records- 0187US11579089B2Raman microscope having fluorescence observation function and filter unitJASCO CORP·Filed 2020·Granted Feb 14, 2023·2 cites·8 claims
- 0282US9267887B2High-pressure fluorescence flow cell, flow cell assembly, fluorescence detector, and supercritical fluid chromatographJASCO CORP·Filed 2012·Granted Feb 23, 2016·7 cites·7 claims
- 0380US7395726B2Dissolution testerJASCO CORP·Filed 2006·Granted Jul 8, 2008·12 cites·4 claims
- 0478US10393656B2Optical instrument for measuring total reflection absorption spectrum and measuring deviceJASCO CORP·Filed 2017·Granted Aug 27, 2019·2 cites·9 claims
- 0576US10317283B2Spectrum measurement method using fourier transform type spectroscopic deviceJASCO CORP·Filed 2017·Granted Jun 11, 2019·2 cites·8 claims
- 0674US7361157B2Syringe-pump driving apparatusJASCO CORP·Filed 2005·Granted Apr 22, 2008·4 cites·4 claims
- 0774US5347364ATotal reflection measuring apparatusJASCO CORP·Filed 1993·Granted Sep 13, 1994·39 cites·4 claims
- 0872US6617569B2Probe opening forming apparatus and near-field optical microscope using the sameJASCO CORP·Filed 2001·Granted Sep 9, 2003·21 cites·12 claims
- 0971US8797533B2Depolarizer and circular dichroism spectrometer using the sameJASCO CORP·Filed 2012·Granted Aug 5, 2014·2 cites·13 claims
- 1070US10295470B2MicrospectroscopeJASCO CORP·Filed 2016·Granted May 21, 2019·2 cites·10 claims
- 1169US6118536ACircular dichroism detector for HPLCJASCO CORP·Filed 1998·Granted Sep 12, 2000·41 cites·20 claims
- 1268US7469608B2Dissolution testerJASCO CORP·Filed 2006·Granted Dec 30, 2008·3 cites·11 claims
- 1368US5689114AGas analyzing apparatusJASCO CORP·Filed 1996·Granted Nov 18, 1997·32 cites·17 claims
- 1467US6710331B2Near-field microscopeJASCO CORP·Filed 2001·Granted Mar 23, 2004·13 cites·24 claims
- 1566US6813402B2Fiber, probe and optical head of multiple optical path array type and methods for manufacturing the sameJASCO CORP·Filed 2002·Granted Nov 2, 2004·10 cites·18 claims
- 1666US5298973APhase difference controller and method for controlling phase differenceJASCO CORP·Filed 1992·Granted Mar 29, 1994·39 cites·8 claims
- 1766US2026014572A1Gas-liquid separator and sample collection method using sameJASCO CORP·Filed 2023·Application pending·0 cites
- 1865US7586606B2Near-field polarized-light measurement apparatusJASCO CORP·Filed 2006·Granted Sep 8, 2009·2 cites·4 claims
- 1965US7515769B2Mapping-data analyzing method and apparatusJASCO CORP·Filed 2005·Granted Apr 7, 2009·4 cites·19 claims
- 2065US7492460B2Attenuated-total-reflection measurement apparatusJASCO CORP·Filed 2006·Granted Feb 17, 2009·2 cites·6 claims
- 2165US7224460B2Mapping-measurement apparatusJASCO CORP·Filed 2004·Granted May 29, 2007·7 cites·6 claims
- 2264US8749780B2Circular dichroism spectrometer having alignment mechanismJASCO CORP·Filed 2013·Granted Jun 10, 2014·1 cites·12 claims
- 2364US7401533B2Dissolution testerJASCO CORP·Filed 2006·Granted Jul 22, 2008·2 cites·8 claims
- 2464US6307204B1UV detector for liquid chromatographyJASCO CORP·Filed 1999·Granted Oct 23, 2001·29 cites·3 claims
- 2563US2008022831A1Thin-Film SlicerJASCO CORP·Filed 2007·Application pending·0 cites
- 2662US7869039B2Microscopic-measurement apparatusJASCO CORP·Filed 2008·Granted Jan 11, 2011·3 cites·6 claims
- 2762US7002692B2Infrared circular dichroism measuring apparatus and infrared circular dichroism measuring methodJASCO CORP·Filed 2003·Granted Feb 21, 2006·5 cites·13 claims
- 2861US12276604B2Infrared spectrometerJASCO CORP·Filed 2023·Granted Apr 15, 2025·0 cites·4 claims
- 2960US12492983B2Spectral analysis method, analysis apparatus and analysis programJASCO CORP·Filed 2024·Granted Dec 9, 2025·0 cites·10 claims
- 3060US12372460B2Fourier transform infrared spectrometerJASCO CORP·Filed 2023·Granted Jul 29, 2025·0 cites·14 claims
- 3157US7839505B2Optical rotating power measurement method and optical rotating power measurement apparatusJASCO CORP·Filed 2008·Granted Nov 23, 2010·1 cites·5 claims
- 3257US6777656B2Near-field spectrometer having background spectral informationJASCO CORP·Filed 2002·Granted Aug 17, 2004·12 cites·10 claims
- 3357US2025231103A1Method of determining component concentration and program of determining component concentrationJASCO CORP·Filed 2025·Application pending·0 cites
- 3456US11913877B2Real-time spectral analysis through high-speed spectral classificationJASCO CORP·Filed 2018·Granted Feb 27, 2024·1 cites·20 claims
- 3556US7676337B2Irreversible-reaction measurement methodJASCO CORP·Filed 2007·Granted Mar 9, 2010·3 cites·6 claims
- 3656US5424216ANo radical measuring method and apparatusJASCO CORP·Filed 1993·Granted Jun 13, 1995·23 cites·14 claims
- 3756US2025297949A1Infrared microscopeJASCO CORP·Filed 2025·Application pending·0 cites
- 3853US12449575B2Reflective polarized light separation and diffraction element and optical measurement device comprising sameJASCO CORP·Filed 2019·Granted Oct 21, 2025·0 cites·8 claims
- 3953US12392712B2Infrared circular dichroism measurement apparatusJASCO CORP·Filed 2020·Granted Aug 19, 2025·0 cites·7 claims
- 4053US11248962B2Foreign matter analysis Method, storage medium storing foreign matter analysis program, and foreign matter analysis apparatusJASCO CORP·Filed 2021·Granted Feb 15, 2022·0 cites·15 claims
- 4152US12031864B2SpectrometerJASCO CORP·Filed 2022·Granted Jul 9, 2024·0 cites·5 claims
- 4252US6661547B2Multi-structure holographic notch filter and a method of manufacturing the sameJASCO CORP·Filed 2002·Granted Dec 9, 2003·8 cites·2 claims
- 4352US5627671ASpectrometer slit switching mechanismJASCO CORP·Filed 1994·Granted May 6, 1997·19 cites·13 claims
- 4452US2009242770A1Automatic And Continuous Quantitative Analysis Method And Apparatus For Multiple ComponentsJASCO CORP·Filed 2009·Application pending·0 cites
- 4551US11898908B2Attenuated total reflection measuring apparatus capable of Raman spectral measurementJASCO CORP·Filed 2022·Granted Feb 13, 2024·0 cites·7 claims
- 4651US11879833B2Circular dichroism measurement device and circular dichroism measurement methodJASCO CORP·Filed 2019·Granted Jan 23, 2024·0 cites·11 claims
- 4750US12339218B2Spectrum measuring device suitable for evaluating difference between spectraJASCO CORP·Filed 2021·Granted Jun 24, 2025·0 cites·15 claims
- 4850US11402320B2Phase difference control deviceJASCO CORP·Filed 2019·Granted Aug 2, 2022·0 cites·4 claims
- 4950US11391705B2Sample injection deviceJASCO CORP·Filed 2019·Granted Jul 19, 2022·0 cites·5 claims
- 5050US5606412AFlow cell assemblyJASCO CORP·Filed 1996·Granted Feb 25, 1997·16 cites·7 claims
Showing the top 50 of 85 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when JASCO CORP files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →