G01M 11/00
Testing of optical apparatus
Official title: Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
G01M11/00 (Testing of optical apparatus) appears on 5,183 US grants and 4,846 published applications in this corpus.
Search patents in G01M- Granted patents
- 5,183
- Published applications
- 4,846
- Assignees
- 2,070
- Inventors
- 10,198
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 15 | 0 |
| 1977 | 13 | 0 |
| 1978 | 18 | 0 |
| 1979 | 10 | 0 |
| 1980 | 20 | 0 |
| 1981 | 19 | 0 |
| 1982 | 17 | 0 |
| 1983 | 16 | 0 |
| 1984 | 12 | 0 |
| 1985 | 28 | 0 |
| 1986 | 36 | 0 |
| 1987 | 59 | 0 |
| 1988 | 49 | 0 |
| 1989 | 44 | 0 |
| 1990 | 48 | 0 |
| 1991 | 76 | 0 |
| 1992 | 55 | 0 |
| 1993 | 51 | 0 |
| 1994 | 81 | 0 |
| 1995 | 78 | 0 |
| 1996 | 46 | 0 |
| 1997 | 63 | 0 |
| 1998 | 77 | 0 |
| 1999 | 74 | 0 |
| 2000 | 60 | 0 |
| 2001 | 53 | 23 |
| 2002 | 80 | 107 |
| 2003 | 98 | 142 |
| 2004 | 120 | 141 |
| 2005 | 113 | 123 |
| 2006 | 128 | 126 |
| 2007 | 110 | 122 |
| 2008 | 115 | 155 |
| 2009 | 105 | 164 |
| 2010 | 121 | 146 |
| 2011 | 107 | 147 |
| 2012 | 118 | 147 |
| 2013 | 142 | 142 |
| 2014 | 155 | 208 |
| 2015 | 147 | 222 |
| 2016 | 197 | 213 |
| 2017 | 224 | 216 |
| 2018 | 190 | 232 |
| 2019 | 281 | 238 |
| 2020 | 227 | 246 |
| 2021 | 210 | 273 |
| 2022 | 221 | 300 |
| 2023 | 220 | 266 |
| 2024 | 231 | 270 |
| 2025 | 226 | 274 |
| 2026 | 179 | 203 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and system for determining an optic center of a lens blank6 Oct 2026US 12,754,098 B2Benz Research and Development Corporation
- Optical combiners for binocular disparity detection6 Oct 2026US 12,754,099 B2Meta Platforms Technologies, LLC
- Crosstalk measuring method, and crosstalk measuring device6 Oct 2026US 12,754,100 B2Fujikura Ltd.
- Method for online obtaining an initially extrinsic parameter of fisheye-lens cameras applied to surround-view stitching6 Oct 2026US 12,754,416 B2VIA Technologies, Inc.
- Optical time domain reflectometer (OTDR)-based fiber monitoring optimization6 Oct 2026US 12,756,459 B2Viavi Solutions Inc.
- Device for measuring the flatness of a surface or the thickness of a flat glass panel8 Oct 2026US 2026/0309481 A1
- Photodetector inspection apparatus and photodetector inspection method8 Oct 2026US 2026/0309579 A1Mitsubishi Electric Corporation
- Edge coupler testing device and method, and test array8 Oct 2026US 2026/0309580 A1Silith Technology Pte. Ltd.
- Characterizing structural and geometric properties of optical fibers8 Oct 2026US 2026/0309581 A1Corning Incorporated
- Evaluating method of lens array, evaluating apparatus of lens array, manufacturing method of optical apparatus, and manufacturing method of image forming apparatus1 Oct 2026US 2026/0298768 A1
Most cited
By later US patents
- Optical fiber bend sensor488US 6,389,187 B1Qinetiq Limited · 2002
- Fiber optic position and/or shape sensing based on rayleigh scatter344US 7,772,541 B2Luna Innnovations Incorporated · 2010
- Polarization independent optical coherence-domain reflectometry334US 5,202,745 AHewlett-Packard Company · 1993
- Broadband light source system and method and light source combiner281US 6,570,659 B2LightLab Imaging, Inc. · 2003
- Retractable optical fiber assembly260US 6,915,058 B2Corning Cable Systems LLC · 2005