H04N 1/419
In which encoding of the length of a succession of picture-elements of
Official title: in which encoding of the length of a succession of picture-elements of the same value along a scanning line is the only encoding step {(H04N1/4135 - H04N1/417 take precedence)}
H04N1/419 (In which encoding of the length of a succession of picture-elements of) appears on 99 US grants and 14 published applications in this corpus.
Search patents in H04N- Granted patents
- 99
- Published applications
- 14
- Assignees
- 51
- Inventors
- 151
- Latest grant
- 19 Jul 2016
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 5 | 0 |
| 1978 | 3 | 0 |
| 1979 | 4 | 0 |
| 1980 | 5 | 0 |
| 1981 | 7 | 0 |
| 1982 | 4 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 8 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 6 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 6 | 0 |
| 1995 | 1 | 0 |
| 1996 | 5 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 4 |
| 2004 | 2 | 0 |
| 2005 | 2 | 2 |
| 2006 | 2 | 3 |
| 2007 | 1 | 0 |
| 2008 | 1 | 1 |
| 2009 | 2 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Image processing apparatus and image processing method19 Jul 2016US 9,398,193 B2Oki Data Corporation
- Halftoning run length encoded datastreams15 Apr 2014US 8,699,081 B2Ricoh Company, Ltd.
- Image processing apparatus and computer readable medium4 Sep 2012US 8,259,347 B2Fuji Xerox Co., Ltd.
- Image compression using variable bit size run length encoding27 Jan 2009US 7,483,585 B2ATI Technologies ULC
- Image compression apparatus, image expansion apparatus, image forming apparatus, image compression method, image expansion method and storage medium27 Jan 2009US 7,483,586 B2Ricoh Company, Ltd.
- Image processing apparatus and image processing method18 Jun 2015US 2015/0172509 A1Oki Data Corporation
- Halftoning run length encoded datastreams17 Jan 2013US 2013/0016401 A1Ricoh Company, Ltd.
- Image Processing Method, and Program22 Sep 2011US 2011/0229033 A1
- Image processing apparatus and computer readable medium18 Sep 2008US 2008/0225345 A1Fuji Xerox Co., Ltd.
- Image encoding device and method, and encoded image decoding device and method28 Sep 2006US 2006/0214819 A1Sony Corporation
Most cited
By later US patents
- Method for converting an image from a run end or run length representation to a bit map103US 4,596,039 AInternational Business Machines Corporation · 1986
- Parallel processing architecture of run-length codes78US 5,287,193 AIndustrial Technology Research Institute · 1994
- Real time data compression/decompression scheme for facsimile transmission system75US 4,360,840 AAM International, Inc. · 1982
- Data-recording apparatus59US 4,500,926 ATokyo Shibaura Denki Kabushiki Kaisha · 1985
- Entropy-coding system54US 4,939,583 AHitachi, Ltd. · 1990