C02F 1/325
Irradiation devices or lamp constructions
Official title: {Irradiation devices or lamp constructions}
C02F1/325 (Irradiation devices or lamp constructions) appears on 1,691 US grants and 1,948 published applications in this corpus.
Search patents in C02F- Granted patents
- 1,691
- Published applications
- 1,948
- Assignees
- 923
- Inventors
- 3,355
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 6 | 0 |
| 1978 | 5 | 0 |
| 1979 | 5 | 0 |
| 1980 | 6 | 0 |
| 1981 | 13 | 0 |
| 1982 | 9 | 0 |
| 1983 | 4 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 8 | 0 |
| 1987 | 5 | 0 |
| 1988 | 11 | 0 |
| 1989 | 12 | 0 |
| 1990 | 19 | 0 |
| 1991 | 19 | 0 |
| 1992 | 17 | 0 |
| 1993 | 12 | 0 |
| 1994 | 18 | 0 |
| 1995 | 21 | 0 |
| 1996 | 25 | 0 |
| 1997 | 15 | 0 |
| 1998 | 16 | 0 |
| 1999 | 30 | 0 |
| 2000 | 29 | 0 |
| 2001 | 32 | 5 |
| 2002 | 32 | 37 |
| 2003 | 44 | 46 |
| 2004 | 40 | 44 |
| 2005 | 27 | 61 |
| 2006 | 36 | 53 |
| 2007 | 28 | 52 |
| 2008 | 29 | 68 |
| 2009 | 32 | 45 |
| 2010 | 41 | 57 |
| 2011 | 33 | 67 |
| 2012 | 32 | 62 |
| 2013 | 46 | 60 |
| 2014 | 54 | 81 |
| 2015 | 50 | 81 |
| 2016 | 44 | 98 |
| 2017 | 59 | 99 |
| 2018 | 67 | 99 |
| 2019 | 88 | 114 |
| 2020 | 101 | 157 |
| 2021 | 97 | 122 |
| 2022 | 77 | 116 |
| 2023 | 90 | 83 |
| 2024 | 73 | 83 |
| 2025 | 81 | 89 |
| 2026 | 42 | 69 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus and method for disinfecting fluids29 Sep 2026US 12,747,169 B2Hiigenz LLC
- Catalytic oxidation reactor and complete set of equipment22 Sep 2026US 12,741,893 B2Shanghai Municipal Engineering Design Institute (Group) Co., Ltd.
- UV reaction apparatus for treating waste liquid caused by system decontamination in nuclear power plant18 Aug 2026US 12,709,556 B2Korea Hydro & Nuclear Power Co., Ltd.
- Content-filling system and sterilizing method21 Jul 2026US 12,686,604 B2Dai Nippon Printing Co.Ltd.
- Apparatus for irradiation14 Jul 2026US 12,678,521 B2Aquisense Inc.
- Sterilizing apparatus8 Oct 2026US 2026/0308021 A1Seoul Visoys Co., Ltd.
- Process and system for degrading a chemical compound in a liquid stream1 Oct 2026US 2026/0296942 A1Aquasoil S.R.L.
- Fluid sterilization module and dental cleaning device24 Sep 2026US 2026/0283765 A1Xiamen Aihu Dental Technology Co., Ltd.
- Apparatus for heating and disinfecting towels24 Sep 2026US 2026/0284245 A1
- Ultraviolet generator24 Sep 2026US 2026/0284247 A1Evoqua Water Technologies LLC
Most cited
By later US patents
- Inductively coupled ballast circuit436US 6,825,620 B2Access Business Group International LLC · 2004
- Water treatment system with an inductively coupled ballast432US 6,436,299 B1Amway Corporation · 2002
- Inductively powered lamp assembly370US 6,731,071 B2Access Business Group International LLC · 2004
- Radio frequency identification system for a fluid treatment system361US 6,673,250 B2Access Business Group International LLC · 2004
- Inductively coupled ballast circuit355US 7,385,357 B2Access Business Group International LLC · 2008