Inventor · disambiguated record
Doug Metzel
Also filed as: METZEL DOUG
25 granted patents·2 pending applications·84 citations·filing 2015–2025
94Inventor score
Top patents by PatentIndex Score
27 records- 0190US11564549B1Multidirectional dusting toolFREUDENBERG CARL KG·Filed 2021·Granted Jan 31, 2023·2 cites·24 claims
- 0289US11425990B2Beveled broom and step-on dustpan cleaning systemFREUDENBERG CARL KG·Filed 2020·Granted Aug 30, 2022·2 cites·16 claims
- 0386USD974687SMopFREUDENBERG CARL KG·Filed 2021·Granted Jan 3, 2023·11 cites·1 claims
- 0486USD806338SSpray mopFREUDENBERG HOUSEHOLD PRODUCTS LP·Filed 2015·Granted Dec 26, 2017·33 cites·1 claims
- 0584US10443221B2Toilet plungerFREUDENBERG CARL KG·Filed 2018·Granted Oct 15, 2019·5 cites·17 claims
- 0683US11147428B2Floor mopFREUDENBERG CARL KG·Filed 2019·Granted Oct 19, 2021·4 cites·14 claims
- 0775US12369707B2Beveled broom and step-on dustpan cleaning systemFREUDENBERG CARL KG·Filed 2022·Granted Jul 29, 2025·0 cites·7 claims
- 0875US12303088B2Release lever for cleaning deviceFREUDENBERG CARL KG·Filed 2023·Granted May 20, 2025·0 cites·13 claims
- 0974US2025235072A1Release lever for cleaning deviceFREUDENBERG CARL KG·Filed 2025·Application pending·0 cites
- 1073US10548453B2Floor mopFREUDENBERG HOUSEHOLD PRODUCTS LP·Filed 2017·Granted Feb 4, 2020·2 cites·18 claims
- 1169US12408808B2Slide release mechanism for cleaning deviceFREUDENBERG CARL KG·Filed 2023·Granted Sep 9, 2025·0 cites·18 claims
- 1267USD939172SStep-on dustpanFREUDENBERG CARL KG·Filed 2020·Granted Dec 21, 2021·4 cites·1 claims
- 1365USD954373SFloor mopFREUDENBERG CARL KG·Filed 2020·Granted Jun 7, 2022·3 cites·1 claims
- 1465USD851340SPlungerFREUDENBERG CARL KG·Filed 2018·Granted Jun 11, 2019·9 cites·1 claims
- 1561US2023104177A1Cleaning articleFREUDENBERG CARL KG·Filed 2022·Application pending·0 cites
- 1655USD1077395SCleaning deviceFREUDENBERG CARL KG·Filed 2023·Granted May 27, 2025·1 cites·1 claims
- 1755USD986523SV-trim broomFREUDENBERG CARL KG·Filed 2020·Granted May 16, 2023·2 cites·1 claims
- 1852US11832775B2Rinse bucket for floor mopFREUDENBERG CARL KG·Filed 2021·Granted Dec 5, 2023·0 cites·21 claims
- 1951US11297996B2Floor mopFREUDENBERG CARL KG·Filed 2019·Granted Apr 12, 2022·0 cites·17 claims
- 2049USD1039234SRinse clean bucketFREUDENBERG CARL KG·Filed 2021·Granted Aug 13, 2024·1 cites·1 claims
- 2149US10881265B2Twist mop with biased cupFREUDENBERG HOUSEHOLD PRODUCTS LP·Filed 2017·Granted Jan 5, 2021·0 cites·12 claims
- 2249USD814131SBroom blockFREUDENBERG HOUSEHOLD PRODUCTS LP·Filed 2015·Granted Mar 27, 2018·5 cites·1 claims
- 2345USD1072402SCleaning deviceFREUDENBERG CARL KG·Filed 2023·Granted Apr 22, 2025·0 cites·1 claims
- 2442USD1108061SDustpanFREUDENBERG CARL KG·Filed 2024·Granted Dec 30, 2025·0 cites·1 claims
- 2542USD1108062SDustpanFREUDENBERG CARL KG·Filed 2024·Granted Dec 30, 2025·0 cites·1 claims
- 2638US10555658B2Twist mop with integral pawlFREUDENBERG HOUSEHOLD PRODUCTS LP·Filed 2015·Granted Feb 11, 2020·0 cites·23 claims
- 2731USD1002394SMeasuring cupFREUDENBERG CARL KG·Filed 2019·Granted Oct 24, 2023·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →