A61L 9/18
Radiation
Official title: Radiation (A61L9/22 takes precedence)
A61L9/18 (Radiation) appears on 1,923 US grants and 3,252 published applications in this corpus.
Search patents in A61L- Granted patents
- 1,923
- Published applications
- 3,252
- Assignees
- 1,301
- Inventors
- 5,115
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 7 | 0 |
| 1991 | 4 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 11 | 0 |
| 2000 | 10 | 0 |
| 2001 | 11 | 3 |
| 2002 | 13 | 25 |
| 2003 | 24 | 57 |
| 2004 | 26 | 71 |
| 2005 | 24 | 65 |
| 2006 | 16 | 62 |
| 2007 | 20 | 52 |
| 2008 | 28 | 53 |
| 2009 | 18 | 55 |
| 2010 | 31 | 71 |
| 2011 | 28 | 44 |
| 2012 | 26 | 61 |
| 2013 | 40 | 46 |
| 2014 | 47 | 65 |
| 2015 | 44 | 88 |
| 2016 | 64 | 80 |
| 2017 | 61 | 101 |
| 2018 | 66 | 119 |
| 2019 | 93 | 123 |
| 2020 | 96 | 138 |
| 2021 | 129 | 360 |
| 2022 | 158 | 562 |
| 2023 | 195 | 411 |
| 2024 | 235 | 269 |
| 2025 | 229 | 177 |
| 2026 | 129 | 94 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- System and method of disinfection6 Oct 2026US 12,752,033 B2UV Partners, Inc.
- Cable rack systems and related methods6 Oct 2026US 12,752,034 B2Airocide Systems, LLC
- Air sanitization6 Oct 2026US 12,752,035 B2Singletto Inc.
- Apparatus and method for disinfecting fluids29 Sep 2026US 12,747,169 B2Hiigenz LLC
- Humidifier29 Sep 2026US 12,747,879 B2LG Electronics Inc.
- Luminaire and methodologies for combined visible illumination and deactivation of bacteria8 Oct 2026US 2026/0306695 A1ABL IP Holding LLC
- Medical services kiosk1 Oct 2026US 2026/0301938 A1OnMed LLC
- Ultraviolet generator24 Sep 2026US 2026/0284247 A1Evoqua Water Technologies LLC
- Protective mask17 Sep 2026US 2026/0272078 A1Intellisafe LLC
- Photocatalytic gate especially for air and surface disinfection3 Sep 2026US 2026/0256976 A1
Most cited
By later US patents
- Disinfecting articles with ozone235US 10,842,897 B2éClair Medical Systems, Inc. · 2020
- Air purification system185US 5,997,619 ANQ Environmental, Inc. · 1999
- Air purifier177US 6,494,940 B1Hamilton Beach/Proctor-Silex, Inc. · 2002
- Fluid purification154US 4,892,712 ANutech Energy Systems Inc. · 1990
- Inactivation of gram-positive bacteria144US 9,039,966 B2University of Strathclyde · 2015