Assignee
HAMPTON ROADS SANITATION DISTR
US·8 granted patents·2 pending applications·207 citations·filing 1988–2025
Top patents by PatentIndex Score
10 records- 0194US9670083B2Method and apparatus for wastewater treatment using external selectionHAMPTON ROADS SANITATION DISTR·Filed 2015·Granted Jun 6, 2017·15 cites·47 claims
- 0292US9242882B2Method and apparatus for wastewater treatment using gravimetric selectionHAMPTON ROADS SANITATION DISTR·Filed 2013·Granted Jan 26, 2016·20 cites·30 claims
- 0389US4867883AHigh-rate biological waste water treatment process using activated sludge recycleHAMPTON ROADS SANITATION DISTR·Filed 1988·Granted Sep 19, 1989·159 cites·14 claims
- 0485US11999641B2Method and apparatus for multi-deselection in wastewater treatmentHAMPTON ROADS SANITATION DISTR·Filed 2022·Granted Jun 4, 2024·1 cites·8 claims
- 0580US10112856B2Method and apparatus for wastewater treatment using gravimetric selectionHAMPTON ROADS SANITATION DISTR·Filed 2016·Granted Oct 30, 2018·2 cites·20 claims
- 0665US9902635B2Method for deammonification process control using pH, specific conductivity, or ammoniaHAMPTON ROADS SANITATION DISTR·Filed 2015·Granted Feb 27, 2018·1 cites·26 claims
- 0765US2025135417A1Adjustable gas siphon for mixing densified solids in water systemsHAMPTON ROADS SANITATION DISTR·Filed 2024·Application pending·0 cites
- 0864US6925895B2Sample collection systemHAMPTON ROADS SANITATION DISTR·Filed 2002·Granted Aug 9, 2005·9 cites·10 claims
- 0960US2025334433A1System and method for depth-based flow meteringHAMPTON ROADS SANITATION DISTR·Filed 2025·Application pending·0 cites
- 1057US12221369B2Method and apparatus for nutrient removal using anoxic biofilmsHAMPTON ROADS SANITATION DISTR·Filed 2022·Granted Feb 11, 2025·0 cites·17 claims
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