Y02W 10/00
Technologies for wastewater treatment
Y02W10/00 (Technologies for wastewater treatment) appears on 9,186 US grants and 8,079 published applications in this corpus.
Search patents in Y02W- Granted patents
- 9,186
- Published applications
- 8,079
- Assignees
- 4,497
- Inventors
- 17,081
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 130 | 0 |
| 1977 | 115 | 0 |
| 1978 | 134 | 0 |
| 1979 | 90 | 0 |
| 1980 | 139 | 0 |
| 1981 | 136 | 0 |
| 1982 | 95 | 0 |
| 1983 | 81 | 0 |
| 1984 | 101 | 0 |
| 1985 | 86 | 0 |
| 1986 | 96 | 0 |
| 1987 | 96 | 0 |
| 1988 | 107 | 0 |
| 1989 | 129 | 0 |
| 1990 | 116 | 0 |
| 1991 | 120 | 0 |
| 1992 | 122 | 0 |
| 1993 | 161 | 0 |
| 1994 | 148 | 0 |
| 1995 | 149 | 0 |
| 1996 | 163 | 0 |
| 1997 | 151 | 0 |
| 1998 | 142 | 0 |
| 1999 | 169 | 0 |
| 2000 | 178 | 0 |
| 2001 | 197 | 41 |
| 2002 | 164 | 154 |
| 2003 | 146 | 185 |
| 2004 | 150 | 217 |
| 2005 | 135 | 234 |
| 2006 | 152 | 208 |
| 2007 | 167 | 268 |
| 2008 | 146 | 310 |
| 2009 | 182 | 313 |
| 2010 | 211 | 356 |
| 2011 | 213 | 396 |
| 2012 | 223 | 388 |
| 2013 | 246 | 390 |
| 2014 | 248 | 479 |
| 2015 | 263 | 397 |
| 2016 | 261 | 419 |
| 2017 | 305 | 417 |
| 2018 | 307 | 393 |
| 2019 | 362 | 383 |
| 2020 | 362 | 405 |
| 2021 | 325 | 482 |
| 2022 | 316 | 370 |
| 2023 | 293 | 346 |
| 2024 | 269 | 247 |
| 2025 | 249 | 171 |
| 2026 | 140 | 110 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Device for influent distribution and thickened sludge fermentation to enhance MSBR system6 Oct 2026US 12,753,100 B2Corstar Environmental Equipment Shanghai Ltd
- Method and system for continuous-flow aerobic granular sludge process with improved two-stage sedimentation29 Sep 2026US 12,747,174 B2Passavant Roediger Water Technologies (Hangzhou) Co., Ltd.
- Aerated biological filtration process for water treatment with a view to reducing the nitrogen content (NGL) of said water with reduction of carbon-source and aeration requirements22 Sep 2026US 12,741,895 B2Veolia Water Solutions & Technologies Support
- Method for treating wastewater15 Sep 2026US 12,735,337 B2Mitsubishi Chemical Corporation
- Efficient nitrogen and phosphorus removal process system for mariculture tail water treatment15 Sep 2026US 12,735,339 B2Tianjin Research Institute for Water Transport Engineering, M.O.T.
- Method and apparatus for confining the spread of pollutants spilled into a moving fluid8 Oct 2026US 2026/0308859 A1
- Enhanced Microbial Production of Biosurfactants and Other Products, and Uses Thereof17 Sep 2026US 2026/0273600 A1Locus Solutions Ipco, LLC
- Membrane bioreactor wastewater treatment using calcium carbonate27 Aug 2026US 2026/0250169 A1Omya International AG
- Bacillus sp. sdc-u1 strain with quorum quenching activity, composition for inhibiting biofilm including the same and system for treating water using the same for membrane bioreactor20 Aug 2026US 2026/0242263 A1Foundation for Research and Business, Seoul National University of Science and Technology
- Onsite sustainable sanitation devices for water and nutrient recycling and methods of use thereof20 Aug 2026US 2026/0242264 A1
Most cited
By later US patents
- Methods and systems for improved dosing of a chemical treatment, such as chlorine dioxide, into a fluid stream, such as a wastewater stream595US 6,949,196 B2Fkos, LLC · 2005
- Liquid waste oxygenation441US 5,463,176 A1995
- Ferromagnetic separation process and material265US 3,985,649 A1976
- Scavenger energy converter system its new applications and its control systems239US 6,327,994 B12001
- Controlled natural purification system for advanced wastewater treatment and protein conversion and recovery229US 4,267,038 A1981