G01N 2021/8907
Cylindrical optics
Official title: {Cylindrical optics}
G01N2021/8907 (Cylindrical optics) appears on 9 US grants and 3 published applications in this corpus.
Search patents in G01N- Granted patents
- 9
- Published applications
- 3
- Assignees
- 8
- Inventors
- 26
- Latest grant
- 23 Jan 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Optical line sensor with pair of holding members separably attached at ends of illumination and light receiving units23 Jan 2024US 11,882,254 B2Vienex Corporation
- Diffractive imaging of groove structures on optical tape12 Apr 2016US 9,310,313 B1Oracle International Corporation
- Lateral surface sensor and imaging optical system therefor21 Apr 2009US 7,522,277 B2VITRONIC Dr.-Ing. Stein Bildverarbeitungssysteme GmbH
- Apparatus for surface inspection27 Dec 1994US 5,377,001 ATet Techno Trust Investment Settlement
- Apparatus for surface inspections27 Dec 1994US 5,377,002 ATet Techno Trust Investment Settlement
Most cited
By later US patents
- Automatic high speed optical inspection system62US 5,131,755 A1992
- Apparatus for surface inspections58US 5,377,002 ATet Techno Trust Investment Settlement · 1994
- Apparatus for surface inspection39US 5,377,001 ATet Techno Trust Investment Settlement · 1994
- Optical inspection apparatus24US 5,243,402 AErwin Sick GmbH Optik-Elektronik · 1993
- Electro-optical interferometric microdensitometer system13US 5,255,069 AEastman Kodak Company · 1993