Y02W 10/30
Wastewater or sewage treatment systems using renewable energies
Y02W10/30 (Wastewater or sewage treatment systems using renewable energies) appears on 3,405 US grants and 3,974 published applications in this corpus.
Search patents in Y02W- Granted patents
- 3,405
- Published applications
- 3,974
- Assignees
- 1,986
- Inventors
- 7,255
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 16 | 0 |
| 1978 | 26 | 0 |
| 1979 | 10 | 0 |
| 1980 | 31 | 0 |
| 1981 | 20 | 0 |
| 1982 | 28 | 0 |
| 1983 | 11 | 0 |
| 1984 | 11 | 0 |
| 1985 | 13 | 0 |
| 1986 | 10 | 0 |
| 1987 | 15 | 0 |
| 1988 | 17 | 0 |
| 1989 | 16 | 0 |
| 1990 | 20 | 0 |
| 1991 | 24 | 0 |
| 1992 | 27 | 0 |
| 1993 | 26 | 0 |
| 1994 | 26 | 0 |
| 1995 | 28 | 0 |
| 1996 | 31 | 0 |
| 1997 | 36 | 0 |
| 1998 | 30 | 0 |
| 1999 | 39 | 0 |
| 2000 | 51 | 0 |
| 2001 | 52 | 17 |
| 2002 | 53 | 58 |
| 2003 | 53 | 61 |
| 2004 | 40 | 65 |
| 2005 | 43 | 92 |
| 2006 | 47 | 69 |
| 2007 | 45 | 97 |
| 2008 | 44 | 120 |
| 2009 | 55 | 133 |
| 2010 | 81 | 164 |
| 2011 | 92 | 212 |
| 2012 | 95 | 237 |
| 2013 | 126 | 197 |
| 2014 | 135 | 285 |
| 2015 | 145 | 216 |
| 2016 | 146 | 221 |
| 2017 | 158 | 259 |
| 2018 | 178 | 225 |
| 2019 | 192 | 205 |
| 2020 | 202 | 203 |
| 2021 | 192 | 261 |
| 2022 | 165 | 171 |
| 2023 | 158 | 174 |
| 2024 | 136 | 101 |
| 2025 | 128 | 81 |
| 2026 | 69 | 50 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- High-carbon biogenic reagents and uses thereof1 Sep 2026US 12,723,211 B2Carbon Technology Holdings, LLC
- Water treatment and purification method25 Aug 2026US 12,715,781 B2Imam Abdulrahman Bin Faisal University
- Methods and systems for electrochemical oxidation of polyfluoroalkyl and perfluoroalkyl contaminants25 Aug 2026US 12,715,794 B2University of Georgia Research Foundation, Inc.
- Utilizing alternative energy for water purification, water disposal, industrial heat, and electricity18 Aug 2026US 12,709,553 B2Katz Water Tech, LLC
- System and method for improved anaerobic digestion18 Aug 2026US 12,709,563 B2Topstone Ventures, LLC
- Method and apparatus for confining the spread of pollutants spilled into a moving fluid8 Oct 2026US 2026/0308859 A1
- Onsite sustainable sanitation devices for water and nutrient recycling and methods of use thereof20 Aug 2026US 2026/0242264 A1
- Semiconductor material and method of photocatalytic degradation using the semiconductor material13 Aug 2026US 2026/0233201 A1Imam Abdulrahman Bin Faisal University
- Supported photocatalyst, method of making and uses of the same13 Aug 2026US 2026/0233211 A1
- Tin oxide doped with bismuth and copper semiconductor material for wastewater treatment13 Aug 2026US 2026/0234039 A1Imam Abdulrahman Bin Faisal University
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
- 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
- Portable, potable water recovery and dispensing apparatus198US 6,182,453 B2Worldwide Water, Inc. · 2001
- System and method for detecting time-bomb malware168US 9,536,091 B2FireEye, Inc. · 2017