H01J 9/142
Of shadow-masks for colour television tubes
Official title: {of shadow-masks for colour television tubes}
H01J9/142 (Of shadow-masks for colour television tubes) appears on 350 US grants and 55 published applications in this corpus.
Search patents in H01J- Granted patents
- 350
- Published applications
- 55
- Assignees
- 84
- Inventors
- 535
- Latest grant
- 4 Jan 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 17 | 0 |
| 1977 | 4 | 0 |
| 1978 | 10 | 0 |
| 1979 | 5 | 0 |
| 1980 | 7 | 0 |
| 1981 | 5 | 0 |
| 1982 | 11 | 0 |
| 1983 | 7 | 0 |
| 1984 | 14 | 0 |
| 1985 | 8 | 0 |
| 1986 | 10 | 0 |
| 1987 | 16 | 0 |
| 1988 | 13 | 0 |
| 1989 | 15 | 0 |
| 1990 | 13 | 0 |
| 1991 | 13 | 0 |
| 1992 | 20 | 0 |
| 1993 | 12 | 0 |
| 1994 | 12 | 0 |
| 1995 | 9 | 0 |
| 1996 | 14 | 0 |
| 1997 | 12 | 0 |
| 1998 | 12 | 0 |
| 1999 | 4 | 0 |
| 2000 | 17 | 0 |
| 2001 | 13 | 7 |
| 2002 | 11 | 18 |
| 2003 | 16 | 6 |
| 2004 | 16 | 13 |
| 2005 | 6 | 2 |
| 2006 | 2 | 5 |
| 2007 | 2 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 1 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Fine shadow mask assembly for an active matrix organic light emitting diode (AMOLED) and fine shadow mask assembly manufacturing method4 Jan 2022US 11,217,749 B2
- External electrode fluorescent lamp and manufacturing method of the same7 Jun 2011US 7,956,542 B2NEC Lighting, Ltd.
- Apparatus and method for demagnetizing shadow mask4 May 2010US 7,710,706 B2LG Display Co., Ltd.
- Semiconductor chip and semiconductor device using the same, and method of fabricating semiconductor chip15 Sep 2009US 7,589,415 B2Rohm Co., Ltd.
- Color picture tube and method for manufacturing the same5 Jun 2007US 7,227,298 B2Matsushita Toshiba Picture Display Co., Ltd.
- Fine shadow mask assembly for an active matrix organic light emitting diode (amoled) and fine shadow mask assembly manufacturing method22 Jul 2021US 2021/0226128 A1Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
- Method for manufacturing an external electrode fluorescent lamp14 Jul 2011US 2011/0171872 A1NEC Lighting, Ltd.
- External electrode fluorescent lamp and manufacturing method of the same29 Oct 2009US 2009/0267478 A1NEC Lighting, Ltd.
- Apparatus and method for demagnetizing shadow mask27 Dec 2007US 2007/0296324 A1LG Philips Lcd.Co., Ltd
- Color picture tube5 Oct 2006US 2006/0220516 A1Matsushita Toshiba Picture Display Co., Ld.
Most cited
By later US patents
- Etching method using a hardened PVA stencil122US 4,339,528 ARCA Corporation · 1982
- Method of forming through-holes in a wafer and then dicing to form stacked semiconductor devices57US 6,391,685 B1Rohm Co., Ltd. · 2002
- Method of installing a color selection electrode in a color cathode ray tube32US 4,069,567 AZenith Radio Corporation · 1978
- Method of manufacturing a cathode ray tube for displaying colored pictures31US 4,160,311 AU. S. Philips Corporation · 1979
- System for etching patterns of small openings on a continuous strip of metal30US 4,124,437 ABuckbee-Mears Company · 1978