Y02P 20/133
Renewable energy sources
Official title: Renewable energy sources, e.g. sunlight
Y02P20/133 (Renewable energy sources) appears on 1,598 US grants and 2,261 published applications in this corpus.
Search patents in Y02P- Granted patents
- 1,598
- Published applications
- 2,261
- Assignees
- 982
- Inventors
- 4,002
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 11 | 0 |
| 1978 | 9 | 0 |
| 1979 | 10 | 0 |
| 1980 | 15 | 0 |
| 1981 | 8 | 0 |
| 1982 | 13 | 0 |
| 1983 | 13 | 0 |
| 1984 | 12 | 0 |
| 1985 | 11 | 0 |
| 1986 | 14 | 0 |
| 1987 | 10 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 6 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 11 | 0 |
| 1997 | 6 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 11 | 0 |
| 2001 | 14 | 4 |
| 2002 | 7 | 12 |
| 2003 | 12 | 16 |
| 2004 | 9 | 33 |
| 2005 | 10 | 38 |
| 2006 | 18 | 25 |
| 2007 | 16 | 35 |
| 2008 | 14 | 57 |
| 2009 | 23 | 62 |
| 2010 | 33 | 92 |
| 2011 | 27 | 116 |
| 2012 | 68 | 113 |
| 2013 | 68 | 131 |
| 2014 | 77 | 117 |
| 2015 | 74 | 123 |
| 2016 | 95 | 106 |
| 2017 | 84 | 111 |
| 2018 | 74 | 92 |
| 2019 | 83 | 109 |
| 2020 | 77 | 112 |
| 2021 | 65 | 126 |
| 2022 | 83 | 164 |
| 2023 | 113 | 226 |
| 2024 | 103 | 128 |
| 2025 | 115 | 81 |
| 2026 | 49 | 32 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Photovoltaic power generation systems and methods regarding same8 Sep 2026US 12,732,131 B2Brilliant Light Power, Inc.
- Separator for water electrolysis25 Aug 2026US 12,716,140 B2Agfa-Gevaert
- System and method for improved anaerobic digestion18 Aug 2026US 12,709,563 B2Topstone Ventures, LLC
- Methods for material activation with thermal energy storage system18 Aug 2026US 12,709,998 B2Rondo Energy, Inc.
- Cathode electrode for gas diffusion electrolytic flow cell, and gas diffusion electrolytic flow cell11 Aug 2026US 12,703,923 B2Kabushiki Kaisha Toyota Chuo Kenkyusho
- Energy supply system for coupling to a wind turbine used in island mode, and method for supplying the wind turbine with solar energy27 Aug 2026US 2026/0254396 A1Siemens Energy Global GmbH & Co. KG
- Carbon micro-plant20 Aug 2026US 2026/0241367 A1Carbon Technology Holdings, LLC
- Sorbent-enhanced processes for the reaction of fuel to produce hydrogen and related systems20 Aug 2026US 2026/0242220 A1Massachusetts Institute of Technology
- Process for manufacturing oxides13 Aug 2026US 2026/0234007 A1Evonik Operations GmbH
- Process for manufacturing oxides13 Aug 2026US 2026/0234016 A1Evonik Operations GmbH
Most cited
By later US patents
- Process for the sensitization of an oxidation/reduction photocatalyst, and photocatalyst thus obtained420US 4,684,537 AR. E. Stiftung · 1987
- Method of making ropes of single-wall carbon nanotubes240US 6,183,714 B2Rice University · 2001
- Systems and applications of lighter-than-air (LTA) platforms152US 7,356,390 B2Space Data Corporation · 2008
- Electrolysis of carbon dioxide in aqueous media to carbon monoxide and hydrogen for production of methanol141US 7,704,369 B2University of Southern California · 2010
- Optimizing photovoltaic-electrolyzer efficiency138US 7,906,007 B2GM Global Technology Operations LLC · 2011