G02B 13/007
The beam folding prism having at least one curved surface
Official title: {the beam folding prism having at least one curved surface}
G02B13/007 (The beam folding prism having at least one curved surface) appears on 144 US grants and 182 published applications in this corpus.
Search patents in G02B- Granted patents
- 144
- Published applications
- 182
- Assignees
- 69
- Inventors
- 265
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 4 |
| 2004 | 2 | 5 |
| 2005 | 1 | 3 |
| 2006 | 4 | 5 |
| 2007 | 2 | 7 |
| 2008 | 5 | 2 |
| 2009 | 6 | 3 |
| 2010 | 5 | 4 |
| 2011 | 4 | 2 |
| 2012 | 4 | 6 |
| 2013 | 3 | 1 |
| 2014 | 3 | 3 |
| 2015 | 2 | 7 |
| 2016 | 4 | 8 |
| 2017 | 10 | 9 |
| 2018 | 5 | 3 |
| 2019 | 5 | 6 |
| 2020 | 4 | 8 |
| 2021 | 11 | 18 |
| 2022 | 6 | 17 |
| 2023 | 13 | 14 |
| 2024 | 20 | 18 |
| 2025 | 9 | 11 |
| 2026 | 10 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Imaging lens device and imaging apparatus171US 7,809,256 B2Sony Corporation · 2010
- Image-forming optical system113US 6,671,099 B2Olympus Optical Co., Ltd. · 2003
- Image pickup optical system comprising a prism fixing member for preventing a deterioration in the capability of correcting decentration abberation, and apparatus therefore89US 6,704,052 B1Olympus Corporation · 2004
- Image-forming optical system82US 6,124,989 AOlympus Optical Co., Ltd. · 2000
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