G02B 21/364
Projection microscopes
Official title: {Projection microscopes}
G02B21/364 (Projection microscopes) appears on 65 US grants and 65 published applications in this corpus.
Search patents in G02B- Granted patents
- 65
- Published applications
- 65
- Assignees
- 52
- Inventors
- 131
- Latest grant
- 9 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 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 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 3 |
| 2014 | 0 | 3 |
| 2015 | 0 | 3 |
| 2016 | 3 | 1 |
| 2017 | 4 | 4 |
| 2018 | 3 | 10 |
| 2019 | 5 | 2 |
| 2020 | 4 | 5 |
| 2021 | 2 | 9 |
| 2022 | 4 | 5 |
| 2023 | 6 | 9 |
| 2024 | 9 | 2 |
| 2025 | 8 | 3 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Flying-over beam pattern scanning hologram microscope device using spatial modulation scanner and translation stage9 Dec 2025US 12,493,175 B2Cubixel Co., Ltd.
- Automated focusing system for tracking specimen surface with a configurable focus offset18 Nov 2025US 12,474,557 B2KLA Corporation
- Systems and methods for live projection imaging for fluorescence microscopy22 Jul 2025US 12,366,740 B2Board of Regents, The University of Texas System
- Microscopy system and method for operating the microscopy system15 Jul 2025US 12,357,398 B2Carl Zeiss Meditec AG
- Systems and methods of single-shot spatial frequency modulation imaging1 Jul 2025US 12,345,866 B2Colorado School of Mines
- Automated focusing system for tracking specimen surface with a configurable focus offset4 Jun 2026US 2026/0153718 A1KLA Corporation
- Electrically tunable lens assisted absolute phase unwrapping5 Mar 2026US 2026/0065496 A1
- Apparatus and method for optically processing an object26 Jun 2025US 2025/0206911 A1Vanguard Automation, Inc.
- Microscope System, Smart Medical Device, Automatic Focusing Method and Storage Medium22 May 2025US 2025/0164767 A1Tencent Technology (Shenzhen) Company Limited
- Microscopy system and method for operating the microscopy system1 May 2025US 2025/0134600 A1Carl Zeiss Meditec AG
Most cited
By later US patents
- Microscope that displays superimposed data74US 5,557,453 ALeica Mikroskopie und Systeme GmbH · 1996
- Composing microscope46US 6,320,174 B1Ikonisys, Inc. · 2001
- Multi-function microscope17US 5,694,242 ALunax Company Limited · 1997
- High magnification optical apparatus with rotatable reflective lenticulated surface16US 4,099,831 AVision Engineering Limited · 1978
- Projection microscope with film holder11US 4,206,966 ARedken Laboratories, Inc. · 1980