H01J 2229/7031
Cores for field producing elements
Official title: Cores for field producing elements, e.g. ferrite
H01J2229/7031 (Cores for field producing elements) appears on 45 US grants and 20 published applications in this corpus.
Search patents in H01J- Granted patents
- 45
- Published applications
- 20
- Assignees
- 29
- Inventors
- 98
- Latest grant
- 5 Sep 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 6 | 7 |
| 2003 | 3 | 4 |
| 2004 | 6 | 6 |
| 2005 | 6 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 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 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Stapling instrument comprising a signal antenna5 Sep 2023US 11,749,877 B2Cilag GmbH International
- Ferrite core, deflection yoke, and color picture tube apparatus2 Jan 2007US 7,157,998 B2Matsushita Toshiba Picture Display Co., Ltd.
- Ferrite core structure for color cathode ray tube27 Dec 2005US 6,979,945 B2LG. Philips Display Korea Co., Ltd.
- Deflection yoke for cathode ray tube27 Sep 2005US 6,949,875 B2Samsung SDI.Co., Ltd.
- Deflection yoke and CRT device5 Jul 2005US 6,914,505 B2Matsushita Electric Industrial Co., Ltd.
- Stapling instrument comprising a signal antenna1 Sep 2022US 2022/0278438 A1Ethicon, Inc.
- Color cathode-ray tube apparatus15 Nov 2007US 2007/0262691 A1MT Picture Display Co., Ltd.
- Ferrite core, deflection yoke, and color picture tube apparatus13 Oct 2005US 2005/0225414 A1Matsushita Toshiba Picture Display Co., Ltd.
- Ferrite core structure for color cathode tray tube29 Jul 2004US 2004/0145296 A1LG. Philips Display Korea Co., Ltd.
- Cathode ray tube having an improved core3 Jun 2004US 2004/0104664 A1
Most cited
By later US patents
- Composite wire, coil and deflection unit for HF applications43US 4,692,731 AU. S. Philips Corporation · 1987
- Stapling instrument comprising a signal antenna33US 11,749,877 B2Cilag GmbH International · 2023
- Deflection yoke for a CRT11US 6,686,709 B2LG Electronics Inc. · 2004
- Deflection yoke and yoke core used for the deflection yoke8US 6,046,538 AVictor Company of Japan, Ltd. · 2000
- Deflection device for use with in-line type color cathode ray tubes7US 4,122,422 ASony Corporation · 1978