G01J 1/0477
Prisms, wedges
Official title: {Prisms, wedges}
G01J1/0477 (Prisms, wedges) appears on 67 US grants and 74 published applications in this corpus.
Search patents in G01J- Granted patents
- 67
- Published applications
- 74
- Assignees
- 71
- Inventors
- 182
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 2 |
| 2003 | 2 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 3 |
| 2006 | 0 | 2 |
| 2007 | 2 | 2 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 2 | 1 |
| 2011 | 2 | 6 |
| 2012 | 2 | 2 |
| 2013 | 1 | 1 |
| 2014 | 5 | 8 |
| 2015 | 3 | 8 |
| 2016 | 4 | 3 |
| 2017 | 5 | 2 |
| 2018 | 4 | 3 |
| 2019 | 3 | 9 |
| 2020 | 7 | 7 |
| 2021 | 3 | 3 |
| 2022 | 2 | 0 |
| 2023 | 2 | 4 |
| 2024 | 4 | 4 |
| 2025 | 3 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Optical receiving device and optical sensing device2 Jun 2026US 12,644,764 B2Suteng Innovation Technology Co., Ltd.
- Space-based imaging device and method of manufacture thereof18 Nov 2025US 12,473,101 B2The Johns Hopkins University
- Device and method for determining a focal point27 May 2025US 12,313,455 B2Primes GmbH Messtechnik für die Produktion mit Laserstrahlung
- Optical system, optical sensing unit and optical sensing module14 Jan 2025US 12,196,607 B2Egis Technology Inc.
- Light detection systems and methods of use thereof9 Apr 2024US 11,953,420 B2Becton, Dickinson and Company
- Electronic device with light sensing system and at least partially translucent housing member for use therewith28 Aug 2025US 2025/0271117 A1
- Systems and methods for determining spatial characteristics of optical beams26 Dec 2024US 2024/0426655 A1VulcanForms Inc.
- Device and Method for Determining a Focal Point28 Mar 2024US 2024/0102855 A1Primes GmbH Messtechnik für die Produktion mit Laserstrahlung
- Space-based imaging device and method of manufacture thereof11 Jan 2024US 2024/0010365 A1The Johns Hopkins University
- Optical receiving device and optical sensing device4 Jan 2024US 2024/0003739 A1Suteng Innovation Technology Co., Ltd.
Most cited
By later US patents
- Measuring laser beam parameters using non-distorting attenuation and multiple simultaneous samples31US 5,329,350 APhoton, Inc. · 1994
- Low cost polametric detector21US 7,372,568 B1General Photonics Corporation · 2008
- Optical device incorporating a tilted bragg grating9US 7,245,795 B2Her Majesty the Queen in right of Canada, as represented by the Minister of Industry, through the Communications Research Centre Canada · 2007
- High time-resolution ultrasensitive optical sensor using a planar waveguide leakage mode, and methods for making same8US 7,718,964 B2Commissariat A L' Energie Atomique · 2010
- Device for measuring light incident on an optical system7US 4,544,269 ACanon Kabushiki Kaisha · 1985