Inventor · disambiguated record
Ray F. Stewart
Also filed as: STEWART RAY · STEWART RAY F · WELSH LAURENCE
65 granted patents·11 pending applications·4,432 citations·filing 1982–2025
99Inventor score
Top patents by PatentIndex Score
76 records- 0199US4830855ATemperature-controlled active agent dispenserLANDEC LAB INC·Filed 1987·Granted May 16, 1989·1.6k cites·30 claims
- 0298US11541643B2Dual shell dental appliance and material constructionsBAY MAT LLC·Filed 2021·Granted Jan 3, 2023·4 cites·30 claims
- 0398US11325358B2Dual shell dental appliance and material constructionsBAY MAT LLC·Filed 2021·Granted May 10, 2022·11 cites·22 claims
- 0498US10987907B2Dual shell dental appliance and material constructionsBAY MAT LLC·Filed 2020·Granted Apr 27, 2021·11 cites·16 claims
- 0598US10870263B2Dual shell dental appliance and material constructionsBAY MAT LLC·Filed 2019·Granted Dec 22, 2020·19 cites·34 claims
- 0698US10549511B2Dual shell dental appliance and material constructionsBAY MAT LLC·Filed 2018·Granted Feb 4, 2020·23 cites·25 claims
- 0798US5254354AFood package comprised of polymer with thermally responsive permeabilityLANDEC CORP·Filed 1992·Granted Oct 19, 1993·131 cites·23 claims
- 0897US10946630B2Dual shell dental appliance and material constructionsBAY MAT LLC·Filed 2019·Granted Mar 16, 2021·7 cites·18 claims
- 0997US8753594B1Sorbent for lithium extractionBURBA III JOHN L·Filed 2010·Granted Jun 17, 2014·77 cites·18 claims
- 1097US5665822AThermoplastic ElastomersLANDEC CORP·Filed 1993·Granted Sep 9, 1997·259 cites·65 claims
- 1197US5156911ASkin-activated temperature-sensitive adhesive assembliesLANDEC LAB INC·Filed 1989·Granted Oct 20, 1992·441 cites·20 claims
- 1296US11999141B2Dual shell dental appliance and material constructionsBAY MAT LLC·Filed 2022·Granted Jun 4, 2024·2 cites·20 claims
- 1396US4502929ACorrosion protection methodRAYCHEM CORP·Filed 1982·Granted Mar 5, 1985·99 cites·15 claims
- 1495US6199318B1Aqueous emulsions of crystalline polymers for coating seedsLANDEC CORP·Filed 1997·Granted Mar 13, 2001·114 cites·36 claims
- 1594US5120349AMicrocapsule having temperature-dependent permeability profileLANDEC LAB INC·Filed 1990·Granted Jun 9, 1992·236 cites·30 claims
- 1693US6831116B2Polymeric modifying agentsLANDEC CORP·Filed 2000·Granted Dec 14, 2004·54 cites·107 claims
- 1793US5129180ATemperature sensitive seed germination controlLANDEC LAB INC·Filed 1990·Granted Jul 14, 1992·115 cites·15 claims
- 1892US12280572B2Dual shell dental appliance and material constructionsBAY MAT LLC·Filed 2024·Granted Apr 22, 2025·0 cites·26 claims
- 1992US12226981B2Dual shell dental appliance and material constructionsBAY MAT LLC·Filed 2024·Granted Feb 18, 2025·0 cites·30 claims
- 2092US6376032B1Gas-permeable membraneLANDEC CORP·Filed 1996·Granted Apr 23, 2002·103 cites·30 claims
- 2192US6255367B1Polymeric modifying agentsLANDEC CORP·Filed 1998·Granted Jul 3, 2001·76 cites·25 claims
- 2292US5387450ATemperature-activated adhesive assembliesLANDEC CORP·Filed 1992·Granted Feb 7, 1995·241 cites·29 claims
- 2392US4926165ADevices for detecting and obtaining information about an eventRAYCHEM CORP·Filed 1986·Granted May 15, 1990·63 cites·17 claims
- 2491US11724435B2Stand alone thermoforming separator filmBAY MAT LLC·Filed 2021·Granted Aug 15, 2023·1 cites·16 claims
- 2591US7169451B2Gas-permeable membraneLANDEC CORP·Filed 2001·Granted Jan 30, 2007·40 cites·65 claims
- 2691US5015958AElongate sensors comprising conductive polymers, and methods and apparatus using such sensorsRAYCHEM CORP·Filed 1989·Granted May 14, 1991·79 cites·28 claims
- 2789US9560838B1Artificial structure for attracting fishKING DAVID·Filed 2014·Granted Feb 7, 2017·11 cites·7 claims
- 2889US6540984B2Aqueous dispersions of crystalline polymers and usesLANDEC CORP·Filed 2001·Granted Apr 1, 2003·22 cites·21 claims
- 2989US6492462B2Side chain crystalline polymer as rheology modifier for crosslinked polymerLANDEC CORP·Filed 2000·Granted Dec 10, 2002·29 cites·53 claims
- 3088US7182951B1Selection and treatment of seedsLANDEC CORP·Filed 2003·Granted Feb 27, 2007·26 cites·20 claims
- 3188US5783302AThermoplastic elastomersLANDEC CORP·Filed 1995·Granted Jul 21, 1998·61 cites·25 claims
- 3287US12240163B2Stand alone thermoforming separator filmBAY MAT LLC·Filed 2023·Granted Mar 4, 2025·0 cites·20 claims
- 3385US8716425B2Method of reducing stress relaxation in polymer articles and articles formed therebySTEWART RAY F·Filed 2005·Granted May 6, 2014·7 cites·34 claims
- 3485US5101657ASensors for detecting and locating fluidsRAYCHEM CORP·Filed 1990·Granted Apr 7, 1992·46 cites·17 claims
- 3584US10779515B1Anchor deviceKING DAVID·Filed 2018·Granted Sep 22, 2020·3 cites·3 claims
- 3684US9918813B2Dental products and proceduresBAY MAT LLC·Filed 2013·Granted Mar 20, 2018·2 cites·12 claims
- 3784US5807291AMethod of forming an orthopedic castFiled 1995·Granted Sep 15, 1998·50 cites·53 claims
- 3884US5752926AOrthopedic castsLANDEC CORP·Filed 1993·Granted May 19, 1998·58 cites·39 claims
- 3984US4990231ACorrosion protection systemRAYCHEM CORP·Filed 1990·Granted Feb 5, 1991·61 cites·20 claims
- 4083US2025249668A1Dual shell dental appliance and material constructionsBAY MAT LLC·Filed 2025·Application pending·0 cites
- 4182US5235286AMethod for detecting and obtaining information about changers in variablesRAYCHEM CORP·Filed 1991·Granted Aug 10, 1993·44 cites·12 claims
- 4280US10696778B1Methods of making polymers using isosorbideNOVOL INC·Filed 2018·Granted Jun 30, 2020·2 cites·13 claims
- 4380US4888098AMethod and articles employing ion exchange materialRAYCHEM CORP·Filed 1987·Granted Dec 19, 1989·40 cites·8 claims
- 4476US4826685AMolluscicidal deviceLANDEC LAB INC·Filed 1986·Granted May 2, 1989·17 cites·20 claims
- 4576US2025375933A1Stand alone thermoforming separator filmBAY MAT LLC·Filed 2025·Application pending·0 cites
- 4676US2022233289A1Dental products and proceduresBAY MAT LLC·Filed 2022·Application pending·0 cites
- 4774US7794657B2Phase change sensorCANTIMER INC·Filed 2004·Granted Sep 14, 2010·10 cites·16 claims
- 4873US8282230B2Liquid displacement beads in LED bulbsSTEWART RAY F·Filed 2011·Granted Oct 9, 2012·4 cites·20 claims
- 4973US7175832B2Aqueous dispersions of crystalline polymers and usesLANDEC CORP·Filed 2002·Granted Feb 13, 2007·3 cites·20 claims
- 5071US2025134629A1Dental appliances, material constructions and improved treatment systemsBAY MAT LLC·Filed 2024·Application pending·0 cites
Showing the top 50 of 76 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →