Inventor · disambiguated record
Michael R. Hartzell
Also filed as: HARTZELL MICHAEL R · HARTZELL MICHAEL RICHARD
12 granted patents·6 pending applications·26 citations·filing 2015–2025
87Inventor score
Top patents by PatentIndex Score
18 records- 0197US11834526B2Processes for the removal of rubber from non-Hevea plantsBRIDGESTONE CORP·Filed 2022·Granted Dec 5, 2023·3 cites·20 claims
- 0297US11396560B2Processes for the removal of rubber from non-hevea plantsBRIDGESTONE CORP·Filed 2020·Granted Jul 26, 2022·6 cites·20 claims
- 0394US10245526B2Extractor and related methodsBRIDGESTONE CORP·Filed 2015·Granted Apr 2, 2019·12 cites·21 claims
- 0490US2025340676A1Processes For The Removal Of Rubber From Non-Hevea PlantsBRIDGESTONE CORP·Filed 2025·Application pending·0 cites
- 0589US10112123B2Fractionator for separating solubilized rubber from a co-solvent based miscella and related processesBRIDGESTONE CORP·Filed 2015·Granted Oct 30, 2018·3 cites·20 claims
- 0684US10717021B2Fractionator for separating solubilized rubber from a co-solvent based miscella and related processesBRIDGESTONE CORP·Filed 2018·Granted Jul 21, 2020·1 cites·21 claims
- 0781US2025092163A1Processes For Removing Color Bodies From GuayuleBRIDGESTONE CORP·Filed 2024·Application pending·0 cites
- 0880US2024218165A1Polymer-filler composites with guayule rubberBRIDGESTONE CORP·Filed 2024·Application pending·0 cites
- 0979US10843103B2Extractor and related methodsBRIDGESTONE CORP·Filed 2019·Granted Nov 24, 2020·1 cites·20 claims
- 1077US11932759B1Polymer-filler composites with guayule rubberBRIDGESTONE CORP·Filed 2021·Granted Mar 19, 2024·0 cites·20 claims
- 1174US12359004B2Processes for the removal of rubber from non-Hevea plantsBRIDGESTONE CORP·Filed 2023·Granted Jul 15, 2025·0 cites·24 claims
- 1273US11458415B2Extractor and related methodsBRIDGESTONE CORP·Filed 2020·Granted Oct 4, 2022·0 cites·20 claims
- 1370US12157780B2Processes for removing color bodies from guayuleBRIDGESTONE CORP·Filed 2019·Granted Dec 3, 2024·0 cites·20 claims
- 1469US11383180B2Fractionator for separating solubilized rubber from a co-solvent based miscella and related processesBRIDGESTONE CORP·Filed 2020·Granted Jul 12, 2022·0 cites·20 claims
- 1563US2025043044A1Butadiene production from used tiresBRIDGESTONE AMERICAS TIRE OPERATIONS LLC·Filed 2022·Application pending·0 cites
- 1662US2024336708A1Purified guayule natural rubber and related processesBRIDGESTONE CORP·Filed 2022·Application pending·0 cites
- 1759US12258427B2Processes for increasing the molecular weight of guayule natural rubberBRIDGESTONE CORP·Filed 2019·Granted Mar 25, 2025·0 cites·21 claims
- 1856US2023220124A1Methods for producing polyisoprene latex dispersionsBRIDGESTONE CORP·Filed 2021·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →