H01J 61/523
Heating or cooling particular parts of the lamp
Official title: {Heating or cooling particular parts of the lamp}
H01J61/523 (Heating or cooling particular parts of the lamp) appears on 265 US grants and 232 published applications in this corpus.
Search patents in H01J- Granted patents
- 265
- Published applications
- 232
- Assignees
- 138
- Inventors
- 648
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 5 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 5 | 0 |
| 1994 | 6 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 7 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 5 | 0 |
| 2001 | 13 | 3 |
| 2002 | 6 | 9 |
| 2003 | 7 | 10 |
| 2004 | 12 | 9 |
| 2005 | 4 | 14 |
| 2006 | 10 | 15 |
| 2007 | 8 | 20 |
| 2008 | 7 | 20 |
| 2009 | 14 | 18 |
| 2010 | 10 | 12 |
| 2011 | 15 | 6 |
| 2012 | 7 | 9 |
| 2013 | 8 | 19 |
| 2014 | 12 | 14 |
| 2015 | 11 | 12 |
| 2016 | 13 | 6 |
| 2017 | 4 | 5 |
| 2018 | 5 | 2 |
| 2019 | 6 | 3 |
| 2020 | 2 | 2 |
| 2021 | 5 | 6 |
| 2022 | 4 | 7 |
| 2023 | 4 | 4 |
| 2024 | 4 | 2 |
| 2025 | 2 | 5 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Light source29 Sep 2026US 12,749,668 B2
- Light emitting plasma lamp bulb for solar UV simulation and lamp comprising the same24 Mar 2026US 12,586,772 B2Korea Research Institute of Chemical Technology
- Cathode-ray tube ultraviolet light source15 Jul 2025US 12,362,166 B2
- Method of using refractory metal arc electrodes in sulfur-containing plasma gases and sulfur arc lamp based on same29 Apr 2025US 12,288,681 B2Redshift Energy, Inc.
- Arc lamp with forming gas for thermal processing systems15 Oct 2024US 12,119,216 B2Beijing E-Town Semiconductor Technology Co., Ltd.
- Cathode-ray tube ultraviolet light source23 Oct 2025US 2025/0329526 A1
- Irradiation device with excimer emitters as uv source16 Oct 2025US 2025/0323034 A1Iot – Innovative Oberflaechentechnologien GmbH
- Ultraviolet light emitting element and ultraviolet light irradiation device provided with the same9 Oct 2025US 2025/0316471 A1Shikoh Tech LLC
- Cathode-ray tube ultraviolet light source17 Apr 2025US 2025/0125138 A1
- Light source30 Jan 2025US 2025/0037986 A1
Most cited
By later US patents
- High frequency inductive lamp and power oscillator157US 6,313,587 B1Fusion Lighting, Inc. · 2001
- High frequency inductive lamp and power oscillator97US 6,137,237 AFusion Lighting, Inc. · 2000
- High frequency inductive lamp and power oscillator91US 6,949,887 B2Intel Corporation · 2005
- Light source83US 6,885,134 B2Hamamatsu Photonics K.K. · 2005
- High-power metal halide reflector lamp71US 5,621,267 AILC Technology, Inc. · 1997