Inventor · disambiguated record
Ralph L. Barnett
Also filed as: BARNETT RALPH L · BARNETT RALPH LIPSEY
35 granted patents·7 pending applications·504 citations·filing 1989–2024
97Inventor score
Files withBARNETT RALPH L9TRIODYNE SAFETY SYSTEMS L L C9TRIODYNE SAFETY SYSTEMS LLC5BARNETT RALPH LIPSEY4TRIODYNE INC2
Top patents by PatentIndex Score
42 records- 0191US5894609ASafety system for multiple drain poolsFiled 1997·Granted Apr 20, 1999·79 cites·11 claims
- 0287US6230337B1Anti-vacuum drain coverFiled 2000·Granted May 15, 2001·37 cites·20 claims
- 0385US4962942AMinimum energy curb negotiating wheelchairTRIODYNE INC·Filed 1989·Granted Oct 16, 1990·96 cites·20 claims
- 0480US7988604B2Fitness equipment cable safety apparatusTRIODYNE SAFETY SYSTEMS LLC·Filed 2009·Granted Aug 2, 2011·10 cites·18 claims
- 0580USD421101SDrain constructionBARNETT RALPH L·Filed 1999·Granted Feb 22, 2000·23 cites·1 claims
- 0677US6088842ADrain assembly for preventing hair entanglement in a pool or hot tubFiled 1998·Granted Jul 18, 2000·42 cites·7 claims
- 0776US6738994B2Drain coverTRIODYNE SAFETY SYSTEMS LLC·Filed 2002·Granted May 25, 2004·21 cites·14 claims
- 0874USD421295SDrain constructionBARNETT RALPH L·Filed 1999·Granted Feb 29, 2000·18 cites·1 claims
- 0972US6733225B1Counter-latch for a self-dumping hopperTRIODYNE SAFETY SYSTEMS INC·Filed 2002·Granted May 11, 2004·20 cites·31 claims
- 1070USD439957SAnti-hair snareFiled 2000·Granted Apr 3, 2001·19 cites·1 claims
- 1169US9228368B2Anti-limb entrapment insertBARNETT RALPH L·Filed 2012·Granted Jan 5, 2016·3 cites·11 claims
- 1269US5870317ARemote and proximal interlock testing mechanisms and testing systemsFiled 1997·Granted Feb 9, 1999·41 cites·66 claims
- 1368USD410073SDrain apparatusBARNETT RALPH L·Filed 1998·Granted May 18, 1999·14 cites·1 claims
- 1466US9532650B2Outrigger stabilizerBARNETT RALPH LIPSEY·Filed 2014·Granted Jan 3, 2017·4 cites·16 claims
- 1565US10660790B2Heating padTRIODYNE SAFETY SYSTEMS L L C·Filed 2017·Granted May 26, 2020·1 cites·20 claims
- 1664US11591091B2Pinch point free rotatable aircraft armrestTRIODYNE SAFETY SYSTEMS L L C·Filed 2021·Granted Feb 28, 2023·0 cites·15 claims
- 1762US2024376780A1Ladder outriggerTRIODYNE HOLDINGS LLC·Filed 2024·Application pending·0 cites
- 1861US9181720B2Anti-evisceration ringBARNETT RALPH L·Filed 2012·Granted Nov 10, 2015·1 cites·19 claims
- 1961US8396630B2System and method for monitoring driver fatigueBARNETT RALPH L·Filed 2009·Granted Mar 12, 2013·4 cites·18 claims
- 2057US6988282B2Drain coverTRIODYNE SAFETY SYSTEMS LLC·Filed 2004·Granted Jan 24, 2006·4 cites·8 claims
- 2157US5716630APesticidal tablet formulationsZENECA LTD·Filed 1996·Granted Feb 10, 1998·11 cites·10 claims
- 2255US6405829B1Anti-slide out devices for straight and extension laddersTRIODYNE SAFETY SYSTEMS L L C·Filed 2000·Granted Jun 18, 2002·5 cites·13 claims
- 2354US7172203B2Limited movement roller systemTRIODYNE SAFETY SYSTEMS L L C·Filed 2004·Granted Feb 6, 2007·4 cites·23 claims
- 2454USD421102SDrain constructionBARNETT RALPH L·Filed 1999·Granted Feb 22, 2000·8 cites·1 claims
- 2551US6629582B2Anti-slide out devices for straight and extension laddersTRIODYNE SAFETY SYSTEMS L L C·Filed 2002·Granted Oct 7, 2003·2 cites·13 claims
- 2651US2005263966A1Tandem axle with swivel wheelsBARNETT RALPH L·Filed 2005·Application pending·0 cites
- 2750US9717338B2Anti-tip rollerBARNETT RALPH LIPSEY·Filed 2014·Granted Aug 1, 2017·0 cites·19 claims
- 2849US2015130342A1File cabinet elastic footprint extenderBARNETT RALPH LIPSEY·Filed 2014·Application pending·0 cites
- 2948US2005263965A1Planetary wheel with swivel capabilityBARNETT RALPH L·Filed 2005·Application pending·0 cites
- 3047US7185744B2Double wheel chock frameTRIODYNE SAFETY SYSTEMS L L C·Filed 2004·Granted Mar 6, 2007·1 cites·20 claims
- 3147US6928855B2Zero speed indicating devices and processes for testing sameTRIODYNE INC·Filed 2003·Granted Aug 16, 2005·2 cites·2 claims
- 3247US6865755B2Interlocked drain coverTRIODYNE SAFETY SYSTEMS LLC·Filed 2003·Granted Mar 15, 2005·0 cites·6 claims
- 3343US6604014B1Remote and proximal guard testing systems and testing systems either separately or in conjunction with interlock testing mechanisms and systemsTRIODYNE SAFETY SYSTEMS L L C·Filed 1998·Granted Aug 5, 2003·14 cites·50 claims
- 3441US9504602B2Heating padBARNETT RALPH LIPSEY·Filed 2013·Granted Nov 29, 2016·0 cites·20 claims
- 3541US2017203466A1Auto-deploying vertical band saw guardTRIODYNE SAFETY SOLUTIONS L L C·Filed 2016·Application pending·0 cites
- 3640US6139074AWindow locking systemTRIODYNE WANGLER CONSTRUCTION·Filed 1999·Granted Oct 31, 2000·19 cites·9 claims
- 3739US10781057B2Safety grip control for telescoping sheet liftersTRIODYNE SAFETY SYSTEMS L L C·Filed 2018·Granted Sep 22, 2020·0 cites·15 claims
- 3838US7013743B2Zero speed indicating devices and processes for testing sameTRIODYNE SAFETY SYSTEMS LLC·Filed 2003·Granted Mar 21, 2006·0 cites·3 claims
- 3936US2017048926A1Heating padTRIODYNE SAFETY SYSTEMS L L C·Filed 2016·Application pending·0 cites
- 4030US6389875B1Zero speed indicating devices and process of testing sameFiled 1998·Granted May 21, 2002·1 cites·16 claims
- 4129US6877355B2Zero speed indicating devices and processes for testing sameFiled 2001·Granted Apr 12, 2005·0 cites·3 claims
- 4229US2002070465A1Water conservation system for humidifiersFiled 2000·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →