H04N 1/1265
Using a holographic scanning element
Official title: {using a holographic scanning element}
H04N1/1265 (Using a holographic scanning element) appears on 27 US grants and 0 published applications in this corpus.
Search patents in H04N- Granted patents
- 27
- Published applications
- 0
- Assignees
- 13
- Inventors
- 42
- Latest grant
- 21 Aug 2001
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 5 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Optical scanner21 Aug 2001US 6,278,538 B1U. S. Philips Corporation
- Diffractive deflection beam scanning system6 Feb 2001US 6,185,017 B2Samsung Electronics Co., Ltd.
- Enhanced raster scanning assembly2 May 2000US 6,057,947 AInternational Business Machines Corporation
- Beam scanning apparatus4 Apr 2000US 6,046,831 ASamsung Electronics Co., Ltd.
- Multi-beam scanning apparatus25 Jan 2000US 6,018,409 ASamsung Electronics Co., Ltd.
No published applications in this class yet.
Most cited
By later US patents
- Scanning apparatus54US 4,904,034 A1990
- Apparatus and method for detecting and eliminating diode laser mode hopping29US 4,733,253 AXerox Corporation · 1988
- Multi-mode color copier26US 4,336,994 AXerox Corporation · 1982
- Hologon scanner system20US 4,826,268 AHolotek Ltd. · 1989
- Image process apparatus with hologram lenses arranged in a concentric form or a spiral form19US 5,309,244 ASharp Kabushiki Kaisha · 1994