G02F 1/3509
Shape
Official title: {Shape, e.g. shape of end face}
G02F1/3509 (Shape) appears on 77 US grants and 86 published applications in this corpus.
Search patents in G02F- Granted patents
- 77
- Published applications
- 86
- Assignees
- 65
- Inventors
- 203
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 4 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 4 |
| 2005 | 2 | 4 |
| 2006 | 4 | 0 |
| 2007 | 3 | 7 |
| 2008 | 2 | 5 |
| 2009 | 4 | 7 |
| 2010 | 4 | 3 |
| 2011 | 4 | 1 |
| 2012 | 0 | 3 |
| 2013 | 3 | 0 |
| 2014 | 1 | 0 |
| 2015 | 2 | 6 |
| 2016 | 4 | 3 |
| 2017 | 3 | 8 |
| 2018 | 4 | 4 |
| 2019 | 4 | 3 |
| 2020 | 2 | 5 |
| 2021 | 5 | 6 |
| 2022 | 4 | 1 |
| 2023 | 3 | 1 |
| 2024 | 1 | 4 |
| 2025 | 2 | 7 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Optical circuit and method thereof1 Sep 2026US 12,726,201 B2The Regents of the University of California
- Apparatus and method for optical frequency conversion25 Aug 2026US 12,717,210 B2Honeywell International Inc.
- Single-frequency continuous-wave optical parametric oscillator30 Jun 2026US 12,669,736 B2Shanxi University
- Hollow-core photonic crystal fiber based broadband radiation generator19 Aug 2025US 12,393,095 B2ASML Netherlands B. V.
- Nonlinear optical device11 Feb 2025US 12,222,628 B2Huazhong University of Science and Technology
- Apparatus and method for optical frequency conversion1 Oct 2026US 2026/0299371 A1Honeywell International Inc.
- A nanocrystal-based super-oscillator lens30 Jul 2026US 2026/0219546 A1Bilkent Universitesi Ulusal Nanoteknoloji Arastirma Merkezi
- Non-collinear sum-frequency generation11 Jun 2026US 2026/0161043 A1Coherent LaserSystems GmbH & Co. KG
- Hollow-core photonic crystal fiber based broadband radiation generator20 Nov 2025US 2025/0355314 A1ASML Netherlands B. V.
- System for Supercontinuum Generation13 Nov 2025US 2025/0347972 A1Menlo Systems GmbH
Most cited
By later US patents
- Optical antenna array for harmonic generation, mixing and signal amplification106US 6,038,060 A2000
- Silicon nanoparticle microcrystal nonlinear optical devices55US 6,456,423 B1The Board of Trustees of the University of Illinois · 2002
- Laser system and method27US 5,095,491 AInternational Business Machines Corporation · 1992
- Optical antenna array for harmonic generation, mixing and signal amplification26US 6,258,401 B12001
- Optical antenna array for harmonic generation, mixing and signal amplification23US 6,700,550 B2AMBIT Corp · 2004