Inventor · disambiguated record
Chan S. Oh
Also filed as: OH CHAN S · OH CHAN SOO
27 granted patents·870 citations·filing 1973–2006
97Inventor score
Files withBECKMAN INSTRUMENTS INC20BECKMAN COULTER INC4RCA CORP1TIMEX CORP1XTALITE TECHNOLOGY LIMITED LA1
Top patents by PatentIndex Score
27 records- 0191US5904824AMicrofluidic electrophoresis deviceBECKMAN INSTRUMENTS INC·Filed 1997·Granted May 18, 1999·272 cites·15 claims
- 0290US5168057ATrifunctional conjugatesBECKMAN INSTRUMENTS INC·Filed 1991·Granted Dec 1, 1992·68 cites·30 claims
- 0390US3975286ALow voltage actuated field effect liquid crystals compositions and method of synthesisBECKMAN INSTRUMENTS INC·Filed 1974·Granted Aug 17, 1976·32 cites·8 claims
- 0489US5851778AAnalyte assay using a trifunctional conjugateBECKMAN INSTRUMENTS INC·Filed 1997·Granted Dec 22, 1998·74 cites·46 claims
- 0588US4083797ANematic liquid crystal compositionsBECKMAN INSTRUMENTS INC·Filed 1975·Granted Apr 11, 1978·38 cites·36 claims
- 0680US4147651ABiphenyl based liquid crystal compositionsBECKMAN INSTRUMENTS INC·Filed 1974·Granted Apr 3, 1979·16 cites·10 claims
- 0779US7556932B2Particle based homogeneous assays using capillary electrophoresis with laser-induced fluorescence detectionBECKMAN COULTER INC·Filed 2006·Granted Jul 7, 2009·1 cites·10 claims
- 0879US7179658B2Particle based homogeneous assays using capillary electrophoresis with laser-induced fluorescence detectionBECKMAN COULTER INC·Filed 2001·Granted Feb 20, 2007·6 cites·9 claims
- 0978US4824215ALiquid crystal display apparatusXTALITE TECHNOLOGY LIMITED LA·Filed 1988·Granted Apr 25, 1989·49 cites·8 claims
- 1077US5747352AReagents and methods for the rapid and quantitative assay of pharmacological agentsBECKMAN INSTRUMENTS INC·Filed 1994·Granted May 5, 1998·45 cites·25 claims
- 1177US4020002ANon-schiff base field effect liquid crystal compositionBECKMAN INSTRUMENTS INC·Filed 1974·Granted Apr 26, 1977·17 cites·2 claims
- 1273US5422281ABidentate conjugate and method of use thereofBECKMAN INSTRUMENTS INC·Filed 1992·Granted Jun 6, 1995·32 cites·13 claims
- 1372US6534637B2Synthesis of chlorophenol red glucuronic acidBECKMAN COULTER INC·Filed 2001·Granted Mar 18, 2003·5 cites·24 claims
- 1471US5705353AMethod of reducing interferences in assaysBECKMAN INSTRUMENTS INC·Filed 1995·Granted Jan 6, 1998·40 cites·28 claims
- 1570US5196351ABidentate conjugate and method of use thereofBECKMAN INSTRUMENTS INC·Filed 1990·Granted Mar 23, 1993·30 cites·12 claims
- 1664US6316613B1Chiral separation of pharmaceutical compounds with charged cyclodextrins using capillary electrophoresisBECKMAN COULTER INC·Filed 1997·Granted Nov 13, 2001·22 cites·25 claims
- 1764US5627080ADetergent-facilitated immunoassay for the rapid and quantitative assay of pharmacological agentsBECKMAN INSTRUMENTS INC·Filed 1994·Granted May 6, 1997·27 cites·28 claims
- 1864US4208106AFluorescent displaysBECKMAN INSTRUMENTS INC·Filed 1978·Granted Jun 17, 1980·17 cites·18 claims
- 1960US5661019ATrifunctional conjugatesBECKMAN INSTRUMENTS INC·Filed 1995·Granted Aug 26, 1997·18 cites·13 claims
- 2054US5534620AMethod of heterogenous purification using a bidentate conjugateBECKMAN INSTRUMENTS INC·Filed 1995·Granted Jul 9, 1996·21 cites·17 claims
- 2151US3981558ALiquid crystal electro-optical displayTIMEX CORP·Filed 1973·Granted Sep 21, 1976·5 cites·5 claims
- 2242US5583055AInitial rate photometric method for immunoassayBECKMAN INSTRUMENTS INC·Filed 1994·Granted Dec 10, 1996·10 cites·8 claims
- 2340US4451122AMulticompartment electro-optic display deviceBECKMAN INSTRUMENTS INC·Filed 1981·Granted May 29, 1984·8 cites·14 claims
- 2438US3956167ALiquid crystal compositions and devicesBECKMAN INSTRUMENTS INC·Filed 1973·Granted May 11, 1976·2 cites·20 claims
- 2537US5849599AMethod for making a preconjugateBECKMAN INSTRUMENTS INC·Filed 1997·Granted Dec 15, 1998·3 cites·14 claims
- 2636US5371021AInitial rate photometric method for immunoassayBECKMAN INSTRUMENTS INC·Filed 1992·Granted Dec 6, 1994·9 cites·1 claims
- 2727US3996260AAlkoxybenzylidene-aminobenzonitrilesRCA CORP·Filed 1975·Granted Dec 7, 1976·3 cites·3 claims
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