G02B 21/14
Affording illumination for phase-contrast observation
Official title: affording illumination for phase-contrast observation
G02B21/14 (Affording illumination for phase-contrast observation) appears on 439 US grants and 533 published applications in this corpus.
Search patents in G02B- Granted patents
- 439
- Published applications
- 533
- Assignees
- 241
- Inventors
- 947
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 7 | 2 |
| 2002 | 5 | 2 |
| 2003 | 4 | 6 |
| 2004 | 5 | 12 |
| 2005 | 4 | 6 |
| 2006 | 5 | 5 |
| 2007 | 5 | 5 |
| 2008 | 4 | 8 |
| 2009 | 5 | 17 |
| 2010 | 6 | 13 |
| 2011 | 13 | 14 |
| 2012 | 10 | 16 |
| 2013 | 8 | 25 |
| 2014 | 13 | 24 |
| 2015 | 20 | 26 |
| 2016 | 19 | 31 |
| 2017 | 20 | 29 |
| 2018 | 28 | 32 |
| 2019 | 31 | 36 |
| 2020 | 35 | 44 |
| 2021 | 31 | 43 |
| 2022 | 31 | 30 |
| 2023 | 29 | 28 |
| 2024 | 19 | 25 |
| 2025 | 35 | 31 |
| 2026 | 16 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Laser illumination for microscope system18 Aug 2026US 12,710,636 B2Microsoft Technology Licensing, LLC
- Light-field imaging based on tilt-aberration21 Jul 2026US 12,689,836 B2Danmarks Tekniske Universitet
- Sample observation apparatus14 Jul 2026US 12,681,285 B2Evident Corporation
- Reflective fourier ptychography imaging of large surfaces30 Jun 2026US 12,669,691 B2Lam Research Corporation
- Methods and apparatus for calculating and maintaining an optimal sample position in an interferometric microscope16 Jun 2026US 12,656,594 B2Refeyn Ltd
- Optical unit with continuous phase and amplitude control10 Sep 2026US 2026/0267124 A1Applied Materials Israel Ltd.
- Reflection-based phase contrast microscope system10 Sep 2026US 2026/0267125 A1Applied Materials Israel Ltd.
- Method for Microscopy and Light-Field Microscope10 Sep 2026US 2026/0267127 A1
- Observation device and observation method13 Aug 2026US 2026/0235509 A1Hamamatsu Photonics K.K.
- Observation device and observation method13 Aug 2026US 2026/0235510 A1Hamamatsu Photonics K.K.
Most cited
By later US patents
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- Fully automatic rapid microscope slide scanner130US 6,917,696 B2Aperio Technologies, Inc. · 2005
- Data management in a linear-array-based microscope slide scanner71US 8,094,902 B2Aperio Technologies, Inc. · 2012