H01J 2229/893
Using lenses
Official title: using lenses
H01J2229/893 (Using lenses) appears on 23 US grants and 3 published applications in this corpus.
Search patents in H01J- Granted patents
- 23
- Published applications
- 3
- Assignees
- 16
- Inventors
- 34
- Latest grant
- 9 May 2017
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 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 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Color filter array and solid-state image sensor9 May 2017US 9,645,290 B2Kabushiki Kaisha Toshiba
- Cathode ray tube provided with a faceplate having a convex outer surface and a lens assembly attached therein2 Jan 2007US 7,157,844 B2Hitachi Displays, Ltd.
- Method of extracting biopsy cells from the breast31 Dec 2002US 6,500,114 B1DOFI Technologies
- Technique for depth of field viewing of images using an aspherical lens6 Nov 2001US 6,313,946 B1
- Technique for depth of field viewing of images using an aspherical lens23 May 2000US 6,067,191 ADOFI Technologies
Most cited
By later US patents
- CRT magnifying lens attachment and glare reduction system161US 4,577,928 AData Vu Company · 1986
- Retrofit visual display lens holder125US 4,529,268 AData Vu Company · 1985
- Technique for depth of field viewing of images with improved clarity and contrast33US 5,400,177 A1995
- Biocular eyepiece optical system employing refractive and diffractive optical elements32US 5,151,823 AHughes Aircraft Company · 1992
- Technique for depth of field viewing of images with increased clarity and contrast31US 5,774,260 A1998