G09G 3/294
For lighting or sustain discharge
Official title: for lighting or sustain discharge
G09G3/294 (For lighting or sustain discharge) appears on 844 US grants and 1,113 published applications in this corpus.
Search patents in G09G- Granted patents
- 844
- Published applications
- 1,113
- Assignees
- 113
- Inventors
- 1,152
- Latest grant
- 3 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 4 | 0 |
| 1978 | 8 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 10 | 0 |
| 1999 | 13 | 0 |
| 2000 | 33 | 0 |
| 2001 | 39 | 22 |
| 2002 | 56 | 81 |
| 2003 | 38 | 89 |
| 2004 | 53 | 92 |
| 2005 | 42 | 157 |
| 2006 | 78 | 168 |
| 2007 | 46 | 152 |
| 2008 | 63 | 143 |
| 2009 | 89 | 101 |
| 2010 | 86 | 45 |
| 2011 | 61 | 25 |
| 2012 | 43 | 22 |
| 2013 | 21 | 9 |
| 2014 | 3 | 3 |
| 2015 | 1 | 2 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G09G 3/2942With special waveforms to increase luminous efficiency144
- G09G 3/2944By varying the frequency of sustain pulses or the number of sustain124
- G09G 3/2948By increasing the total sustaining time with respect to other times in77
- G09G 3/2946By introducing variations of the frequency of sustain pulses within a frame74
Recent patents
- Display device, display panel and control method thereof3 Feb 2026US 12,542,084 B2Hkc Corporation Limited
- Signal processing method and devices, and display apparatus19 Sep 2023US 11,763,729 B2Boe Technology Group Co., Ltd.
- Display device and method for manufacturing the same13 Feb 2018US 9,891,455 B2Japan Display Inc.
- Display apparatus3 Feb 2015US 8,947,324 B2Hitachi Maxell, Ltd.
- Plasma display apparatus and method of driving the plasma display apparatus5 Aug 2014US 8,797,237 B2Hitachi Maxell, Ltd.
- Display device, display panel and control method thereof2 Jan 2025US 2025/0006101 A1Hkc Corporation Limited
- Signal processing method and devices, and display apparatus25 May 2023US 2023/0162661 A1Boe Technology Group Co., Ltd.
- Display device and method for manufacturing the same2 Jul 2015US 2015/0189261 A1Japan Display Inc.
- Display apparatus and control method thereof29 Jan 2015US 2015/0029232 A1Samsung Electronics Co., Ltd.
- Method of driving a plasma display apparatus16 Oct 2014US 2014/0306944 A1Hitachi Maxell, Ltd.
Most cited
By later US patents
- Method and a circuit for gradationally driving a flat display device264US 5,541,618 AFujitsu Limited · 1996
- Method and a circuit for gradationally driving a flat display device220US 5,724,054 AFujitsu Limited · 1998
- Method and a circuit for gradationally driving a flat display device204US 6,630,916 B1Fujitsu Limited · 2003
- Plasma panel exhibiting enhanced contrast161US 5,745,086 APlasmaco, Inc. · 1998
- Power efficient sustain drivers and address drivers for plasma panel129US 4,866,349 AThe Board of Trustees of the University of Illinois · 1989