Inventor · disambiguated record
Richard S. Constantine
Also filed as: CONSTANTINE RICHARD · CONSTANTINE RICHARD S · CONSTANTINE RICHARD STEVEN
52 granted patents·10 pending applications·389 citations·filing 1995–2020
98Inventor score
Top patents by PatentIndex Score
62 records- 0191US7886445B2Cutting implement with cartridgeACME UNITED CORP·Filed 2007·Granted Feb 15, 2011·34 cites·12 claims
- 0291USD600092SUtility snipsACME UNITED CORP·Filed 2008·Granted Sep 15, 2009·45 cites·1 claims
- 0390US8689450B2Knife having a reversible carriageCONSTANTINE RICHARD STEVEN·Filed 2011·Granted Apr 8, 2014·24 cites·20 claims
- 0489USD733517SPutty knifeACME UNITED CORP·Filed 2013·Granted Jul 7, 2015·38 cites·1 claims
- 0588US9801365B2Jaw spreader for removing fishing tackleACME UNITED CORP·Filed 2015·Granted Oct 31, 2017·6 cites·8 claims
- 0682US8701294B2Cutting implement with interchangeable/replaceable bladesBRUCE RYAN·Filed 2009·Granted Apr 22, 2014·15 cites·52 claims
- 0780USD811847SKnifeACME UNITED CORP·Filed 2017·Granted Mar 6, 2018·20 cites·1 claims
- 0873USD828737SPliersACME UNITED CORP·Filed 2017·Granted Sep 18, 2018·13 cites·1 claims
- 0973USD722851SCrimperCONSTANTINE RICHARD S·Filed 2014·Granted Feb 24, 2015·17 cites·1 claims
- 1072US8726527B2Dual drive pencil sharpenerCONSTANTINE RICHARD STEVEN·Filed 2012·Granted May 20, 2014·3 cites·15 claims
- 1170USD828738SPliersACME UNITED CORP·Filed 2017·Granted Sep 18, 2018·11 cites·1 claims
- 1269USD587553SUtility knifeACME UNITED CORP·Filed 2006·Granted Mar 3, 2009·16 cites·1 claims
- 1367US8683734B2Fishing gaffCONSTANTINE RICHARD S·Filed 2012·Granted Apr 1, 2014·1 cites·20 claims
- 1465USD896608SKnife handleACME UNITED CORP·Filed 2017·Granted Sep 22, 2020·9 cites·1 claims
- 1563USD828133SScissorsACME UNITED CORP·Filed 2017·Granted Sep 11, 2018·8 cites·1 claims
- 1662US8677630B2Cutting implement with cartridgeCONSTANTINE RICHARD STEVEN·Filed 2011·Granted Mar 25, 2014·2 cites·17 claims
- 1760USD724918SMicro scissorsCONSTANTINE RICHARD S·Filed 2014·Granted Mar 24, 2015·10 cites·1 claims
- 1859USD379008SElectronic message recorderCONAIR·Filed 1995·Granted Apr 29, 1997·10 cites·1 claims
- 1958USD854392SFoldable blade sharpenerACME UNITED CORP·Filed 2017·Granted Jul 23, 2019·7 cites·1 claims
- 2057USD829521SScissorsACME UNITED CORP·Filed 2017·Granted Oct 2, 2018·6 cites·1 claims
- 2157USD807723SFolding knifeACME UNITED CORP·Filed 2017·Granted Jan 16, 2018·7 cites·1 claims
- 2257US8821223B2Fish filet gripper toolCONSTANTINE RICHARD S·Filed 2013·Granted Sep 2, 2014·1 cites·20 claims
- 2357US2009013538A1Cutting instrumentACME UNITED CORP·Filed 2008·Application pending·0 cites
- 2456US10264722B2Bulb planterACME UNITED CORP·Filed 2017·Granted Apr 23, 2019·1 cites·9 claims
- 2556US2021316415A1Sanding tool attachmentACME UNITED CORP·Filed 2020·Application pending·0 cites
- 2655USD866284SMulti-tool with blade sharpenerACME UNITED CORP·Filed 2017·Granted Nov 12, 2019·6 cites·1 claims
- 2755US9421691B2Knife with blade guardACME UNITED CORP·Filed 2014·Granted Aug 23, 2016·0 cites·17 claims
- 2854USD807143SFolding knifeACME UNITED CORP·Filed 2017·Granted Jan 9, 2018·6 cites·1 claims
- 2954USD380753STelephone-clock radioCONAIR·Filed 1996·Granted Jul 8, 1997·8 cites·1 claims
- 3054US2014208596A1Sliding Blade KnifeACME UNITED CORP·Filed 2014·Application pending·0 cites
- 3152US11420346B2Coating for cutting implementACME UNITED CORP·Filed 2020·Granted Aug 23, 2022·0 cites·19 claims
- 3252US10780569B2Knife having adjustable handleACME UNITED CORP·Filed 2018·Granted Sep 22, 2020·0 cites·5 claims
- 3352USD815490SKnife handleCONSTANTINE RICHARD S·Filed 2014·Granted Apr 17, 2018·7 cites·1 claims
- 3452US2019143486A1Long-life abrasive pad assemblyACME UNITED CORP·Filed 2018·Application pending·0 cites
- 3552US2019387728A1Fishing tackle bucket attachmentACME UNITED CORP·Filed 2018·Application pending·0 cites
- 3652US2014260871A1Fish Chunking ApparatusCONSTANTINE RICHARD S·Filed 2013·Application pending·0 cites
- 3751USD771461SShearsACME UNITED CORP·Filed 2015·Granted Nov 15, 2016·5 cites·1 claims
- 3851US2020229418A1Fish dehooking deviceACME UNITED CORP·Filed 2020·Application pending·0 cites
- 3950US2007234574A1Ball bearing assisted cutting implementsCONSTANTINE RICHARD·Filed 2007·Application pending·0 cites
- 4049US2022055117A1Coating For Cutting ImplementACME UNITED CORP·Filed 2020·Application pending·0 cites
- 4148US2017347637A1Fishing GaffACME UNITED CORP·Filed 2016·Application pending·0 cites
- 4247USD724919SShearsCONSTANTINE RICHARD S·Filed 2014·Granted Mar 24, 2015·5 cites·1 claims
- 4347USD724908SSnipsCONSTANTINE RICHARD S·Filed 2014·Granted Mar 24, 2015·5 cites·1 claims
- 4446USD388086STelephoneCONAIR·Filed 1996·Granted Dec 23, 1997·5 cites·1 claims
- 4545USD834142SFish dehooker/extractorACME UNITED CORP·Filed 2017·Granted Nov 20, 2018·3 cites·1 claims
- 4645US10058993B2Tool holder assemblyACME UNITED CORP·Filed 2016·Granted Aug 28, 2018·0 cites·20 claims
- 4745USD380754SArch telephoneCONAIR·Filed 1996·Granted Jul 8, 1997·5 cites·1 claims
- 4845USD374228SDigital answering machineCONAIR·Filed 1995·Granted Oct 1, 1996·5 cites·1 claims
- 4944USD866278SBlade sharpenerACME UNITED CORP·Filed 2017·Granted Nov 12, 2019·3 cites·1 claims
- 5044USD850232SFoldable blade sharpenerACME UNITED CORP·Filed 2017·Granted Jun 4, 2019·3 cites·1 claims
Showing the top 50 of 62 patent records by PatentIndex Score.
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