G02B 6/4254
With an inert gas
Official title: {with an inert gas, e.g. nitrogen or oxygen (gas filled packages for semiconductor lasers H01S5/0222)}
G02B6/4254 (With an inert gas) appears on 21 US grants and 24 published applications in this corpus.
Search patents in G02B- Granted patents
- 21
- Published applications
- 24
- Assignees
- 22
- Inventors
- 59
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 3 |
| 2004 | 2 | 1 |
| 2005 | 0 | 1 |
| 2006 | 2 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 3 |
| 2017 | 1 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 2 |
| 2020 | 2 | 4 |
| 2021 | 3 | 1 |
| 2022 | 2 | 2 |
| 2023 | 1 | 1 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Waveguide structure and method for forming the same18 Aug 2026US 12,710,671 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Airtight device and feedthrough module9 Sep 2025US 12,409,330 B2Wiwynn Corporation
- Waveguide structure and method for forming the same25 Apr 2023US 11,635,643 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Waveguide structure and method for forming the same13 Sep 2022US 11,442,296 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Optical module5 Apr 2022US 11,294,128 B2Hisense Broadband Multimedia Technologies Co., Ltd.
- Waveguide structure and method for forming the same8 Oct 2026US 2026/0310012 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Photoelectric Conversion Device and Manufacturing Method Thereof18 Jun 2026US 2026/0169237 A1Formerica Optoelectronics, Inc.
- Optical devices and methods of manufacture18 Jun 2026US 2026/0169242 A1
- Waveguide structure and method for forming the same3 Oct 2024US 2024/0329304 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Airtight device and feedthrough module25 May 2023US 2023/0158317 A1Wiwynn Corporation
Most cited
By later US patents
- Semiconductor photodetector packaging47US 6,188,118 B1Nortel Networks Limited · 2001
- Semiconductor laser optical waveguide telecommunications module and method of making8US 6,220,767 B1Corning Incorporated · 2001
- Transmitter optical subassembly with hermetically-sealed light engine and external arrayed waveguide grating5US 10,989,870 B2Applied Optoelectronics, Inc. · 2021
- Dense wavelength division multiplexing (DWDM) fiberoptic source5US 6,724,789 B2SRI International · 2004
- Hermetically packaged LiNbO3 optical circuit with oxidizing fill gas5US 8,070,368 B1L-3 Communications Corporation · 2011