H01J 63/00
Cathode-ray or electron-stream lamps
H01J63/00 (Cathode-ray or electron-stream lamps) appears on 411 US grants and 493 published applications in this corpus.
Search patents in H01J- Granted patents
- 411
- Published applications
- 493
- Assignees
- 177
- Inventors
- 816
- Latest grant
- 3 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 5 | 0 |
| 1983 | 5 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 9 | 0 |
| 1996 | 6 | 0 |
| 1997 | 11 | 0 |
| 1998 | 3 | 0 |
| 1999 | 6 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 3 |
| 2002 | 6 | 8 |
| 2003 | 14 | 6 |
| 2004 | 7 | 12 |
| 2005 | 13 | 37 |
| 2006 | 7 | 53 |
| 2007 | 12 | 69 |
| 2008 | 19 | 71 |
| 2009 | 26 | 48 |
| 2010 | 45 | 32 |
| 2011 | 35 | 30 |
| 2012 | 30 | 29 |
| 2013 | 17 | 19 |
| 2014 | 18 | 14 |
| 2015 | 20 | 10 |
| 2016 | 11 | 5 |
| 2017 | 5 | 5 |
| 2018 | 6 | 8 |
| 2019 | 7 | 8 |
| 2020 | 12 | 4 |
| 2021 | 2 | 1 |
| 2022 | 4 | 11 |
| 2023 | 3 | 3 |
| 2024 | 4 | 2 |
| 2025 | 2 | 5 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cathode-ray tube ultraviolet light source3 Feb 2026US 12,542,268 B2
- Cathode-ray tube ultraviolet light source15 Jul 2025US 12,362,166 B2
- Smart UV C fixture with IoT features17 Jun 2025US 12,329,872 B2Lumenlabs LLC
- 234 nm far UV C filter10 Sep 2024US 12,083,240 B2Lumenlabs LLC
- Antimicrobial device using ultraviolet light23 Apr 2024US 11,964,062 B2LuxHygenix Inc.
- Cathode-ray tube ultraviolet light source23 Oct 2025US 2025/0329526 A1
- Cathode-ray tube ultraviolet light source17 Apr 2025US 2025/0125138 A1
- Antimicrobial device using ultraviolet light27 Mar 2025US 2025/0099637 A1LuxHygenix Inc.
- Production method for uv light-emitting body, uv light-emitting body, and uv light source27 Mar 2025US 2025/0104995 A1Hamamatsu Photonics K.K.
- Ultraviolet cathodoluminescent lamp, system and method6 Mar 2025US 2025/0079149 A1NS Nanotech, Inc.
Most cited
By later US patents
- Fluorescent device with quantum contained particle screen140US 5,442,254 AMotorola, Inc. · 1995
- Flat CRT system131US 3,935,500 ATexas Instruments Incorporated · 1976
- Gas discharge tube123US 6,741,036 B1Hamamatsu Photonics K.K. · 2004
- Gas discharge tube having precise electrode arrangement121US 6,586,866 B1Hamamatsu Photonics K.K. · 2003
- Diode structure flat panel display100US 5,449,970 AMicroelectronics and Computer Technology Corporation · 1995