H04N 1/029
Heads optically focused on only one picture element at a time
Official title: Heads optically focused on only one picture element at a time {(H04N1/0281 takes precedence)}
H04N1/029 (Heads optically focused on only one picture element at a time) appears on 38 US grants and 4 published applications in this corpus.
Search patents in H04N- Granted patents
- 38
- Published applications
- 4
- Assignees
- 22
- Inventors
- 75
- Latest grant
- 31 Jan 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 6 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Liquid discharging apparatus, controlling method for liquid discharging apparatus and medium storing controlling program for liquid discharging apparatus31 Jan 2023US 11,570,328 B2Brother Kogyo Kabushiki Kaisha
- Microelectromechanical device having a structure tiltable through an actuation of the piezoelectric type10 Aug 2021US 11,086,122 B2STMicroelectronics S,r.l.
- Image processing apparatus, image processing system, and image processing method5 May 2020US 10,645,234 B2Ricoh Company, Ltd.
- Optical scanning device and method for operating the same and image forming apparatus7 Apr 2015US 9,001,175 B2Ricoh Company, Ltd.
- Scanning apparatus1 May 2007US 7,211,785 B1Eastman Kodak Company
- Liquid discharging apparatus, controlling method for liquid discharging apparatus and medium storing controlling program for liquid discharging apparatus3 Mar 2022US 2022/0063289 A1Brother Kogyo Kabushiki Kaisha
- Microelectromechanical device having a structure tiltable through an actuation of the piezoelectric type27 Jun 2019US 2019/0196177 A1STMicroelectronics S,r.l.
- Image processing apparatus, image processing system, and image processing method26 Oct 2017US 2017/0310830 A1Ricoh Company, Ltd.
- Optical scanning device and method for operating the same and image forming apparatus20 Mar 2014US 2014/0078563 A1Ricoh Company, Ltd.
Most cited
By later US patents
- Weighted-pixel characteristic sensing system129US 4,748,679 ALight Signatures, Inc. · 1988
- Liquid crystal light valve with dual function as both optical-to-electrical and optical-to-optical transducer34US 5,467,204 ASharp Kabushiki Kaisha · 1995
- Method and apparatus for scanning and digitizing optical images33US 4,525,748 A1985
- Method and apparatus for optically scanning transparent media33US 5,923,042 AInternational Business Machines Corporation · 1999
- Method and apparatus for image read-out and reproduction, and multi-semiconductor-laser light source device for the same27US 4,924,321 AFuji Photo Film Co., Ltd. · 1990