Inventor · disambiguated record
Robert J. Twieg
Also filed as: TWIEG ROBERT · TWIEG ROBERT J · TWIEG ROBERT JAMES
24 granted patents·3 pending applications·427 citations·filing 1982–2021
96Inventor score
Top patents by PatentIndex Score
27 records- 0190US4439280APhenothiazine leucodyes for electrochromic recordingIBM·Filed 1982·Granted Mar 27, 1984·20 cites·8 claims
- 0288US5064264APhotorefractive materialsIBM·Filed 1990·Granted Nov 12, 1991·85 cites·17 claims
- 0386US4444626AElectrochromic printingIBM·Filed 1983·Granted Apr 24, 1984·32 cites·24 claims
- 0485US4397937APositive resist compositionsIBM·Filed 1982·Granted Aug 9, 1983·38 cites·12 claims
- 0584US5055439APhotoacid generating composition and sensitizer thereforIBM·Filed 1989·Granted Oct 8, 1991·34 cites·6 claims
- 0679US5250395AProcess for imaging of photoresist including treatment of the photoresist with an organometallic compoundIBM·Filed 1991·Granted Oct 5, 1993·34 cites·8 claims
- 0778US4443302APrinting medium and use thereofIBM·Filed 1982·Granted Apr 17, 1984·18 cites·20 claims
- 0871US4478687APhenazine leucodyes for electrochromic recordingIBM·Filed 1983·Granted Oct 23, 1984·12 cites·5 claims
- 0969US6540938B1Liquid crystalline light-modulating deviceIBM·Filed 1996·Granted Apr 1, 2003·42 cites·4 claims
- 1059US5719690APhotorefractive glass articleIBM·Filed 1996·Granted Feb 17, 1998·26 cites·6 claims
- 1158US8153446B2Fluorogenic compounds converted to fluorophores by photochemical or chemical means and their use in biological systemsTWIEG ROBERT J·Filed 2009·Granted Apr 10, 2012·0 cites·15 claims
- 1258US5361148AApparatus for photorefractive two beam couplingIBM·Filed 1993·Granted Nov 1, 1994·23 cites·4 claims
- 1357US5460907APhotorefractive materialsIBM·Filed 1994·Granted Oct 24, 1995·18 cites·1 claims
- 1453US8300189B2Liquid crystal device and methods thereofZHANG KE·Filed 2009·Granted Oct 30, 2012·0 cites·25 claims
- 1553US2007134737A1Fluorophore compounds and their use in biological systemsUNIV STANFORD·Filed 2007·Application pending·0 cites
- 1650US11814563B2Bioreachable chiral dopants for liquid crystal applicationsZYMERGEN INC·Filed 2019·Granted Nov 14, 2023·0 cites·6 claims
- 1749US2005009109A1Fluorophore compounds and their use in biological systemsUNIV STANFORD·Filed 2003·Application pending·0 cites
- 1848US5607799AOptical photorefractive articleIBM·Filed 1994·Granted Mar 4, 1997·11 cites·16 claims
- 1945US8772048B2Fluorogenic compounds converted to fluorophores by photochemical or chemical means and their use in biological systemsTWIEG ROBERT J·Filed 2012·Granted Jul 8, 2014·0 cites·12 claims
- 2041US5783114ALiquid crystalline displayIBM·Filed 1996·Granted Jul 21, 1998·6 cites·7 claims
- 2140US4800152ANegative resist compositionsIBM·Filed 1987·Granted Jan 24, 1989·6 cites·2 claims
- 2238US2023203378A1Formulations of bioreachable dopants for liquid crystalsZYMERGEN INC·Filed 2021·Application pending·0 cites
- 2337US5660921APoly (aryl ether benzimidazoles) their use capping layers in microelectronic structuresIBM·Filed 1995·Granted Aug 26, 1997·4 cites·5 claims
- 2436US4612210AProcess for planarizing a substrateIBM·Filed 1985·Granted Sep 16, 1986·9 cites·8 claims
- 2534US5593720AProcess for making a multileveled electronic packageIBM·Filed 1995·Granted Jan 14, 1997·3 cites·8 claims
- 2633US5068054AFerroelectric liquid crystalsIBM·Filed 1989·Granted Nov 26, 1991·4 cites·5 claims
- 2731US5516874APoly(aryl ether benzimidazoles)IBM·Filed 1994·Granted May 14, 1996·2 cites·4 claims
Join the waitlist — get patent alerts
Get an alert when Robert J. Twieg files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →