C02F 2201/326
Lamp control systems
C02F2201/326 (Lamp control systems) appears on 557 US grants and 650 published applications in this corpus.
Search patents in C02F- Granted patents
- 557
- Published applications
- 650
- Assignees
- 308
- Inventors
- 1,077
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 7 | 0 |
| 1995 | 7 | 0 |
| 1996 | 6 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 5 | 0 |
| 2001 | 9 | 2 |
| 2002 | 11 | 15 |
| 2003 | 18 | 22 |
| 2004 | 21 | 21 |
| 2005 | 13 | 37 |
| 2006 | 20 | 26 |
| 2007 | 13 | 17 |
| 2008 | 16 | 33 |
| 2009 | 16 | 12 |
| 2010 | 16 | 29 |
| 2011 | 14 | 35 |
| 2012 | 21 | 21 |
| 2013 | 23 | 19 |
| 2014 | 30 | 24 |
| 2015 | 16 | 17 |
| 2016 | 20 | 38 |
| 2017 | 20 | 30 |
| 2018 | 20 | 27 |
| 2019 | 27 | 28 |
| 2020 | 29 | 34 |
| 2021 | 28 | 32 |
| 2022 | 18 | 38 |
| 2023 | 19 | 15 |
| 2024 | 19 | 31 |
| 2025 | 30 | 24 |
| 2026 | 9 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Catalytic oxidation reactor and complete set of equipment22 Sep 2026US 12,741,893 B2Shanghai Municipal Engineering Design Institute (Group) Co., Ltd.
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- Ultrapure water production system, semiconductor processing system including the same, and semiconductor fabrication method using the same23 Jun 2026US 12,662,405 B2Samsung Electronics Co., Ltd.
- Water purifier9 Jun 2026US 12,649,670 B1
- Sterilizing apparatus8 Oct 2026US 2026/0308021 A1Seoul Visoys Co., Ltd.
- 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
- Content-filling system and sterilizing method3 Sep 2026US 2026/0257906 A1Dai Nippon Printing Co.Ltd.
- Content-filling system and sterilizing method27 Aug 2026US 2026/0250116 A1Dai Nippon Printing Co.Ltd.
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