H01J 2201/30488
Nitrides
H01J2201/30488 (Nitrides) appears on 13 US grants and 14 published applications in this corpus.
Search patents in H01J- Granted patents
- 13
- Published applications
- 14
- Assignees
- 15
- Inventors
- 39
- Latest grant
- 24 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2008 | 2 | 3 |
| 2009 | 0 | 2 |
| 2010 | 2 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 1 | 0 |
| 2021 | 1 | 0 |
| 2022 | 1 | 2 |
| 2023 | 1 | 1 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year.
Recent patents
- Electron gun and electron microscope24 Jun 2025US 12,340,969 B2KLA Corporation
- Ultraviolet field-emission lamps and their applications3 Oct 2023US 11,776,802 B2NS Nanotech, Inc.
- Ultraviolet field-emission lamps and their applications28 Jun 2022US 11,373,853 B2NS Nanotech, Inc.
- Ultraviolet field-emission lamps and their applications13 Apr 2021US 10,978,290 B1NS Nanotech, Inc.
- Electron emitter for an x-ray tube3 Nov 2020US 10,825,635 B2Luxbright AB
- Ultraviolet field-emission lamps and their applications28 Mar 2024US 2024/0105441 A1NS Nanotech, Inc.
- Electron gun and electron microscope21 Sep 2023US 2023/0298847 A1KLA Corporation
- Ultraviolet field-emission lamps and their applications15 Sep 2022US 2022/0293412 A1NS Nanotech, Inc.
- Ultraviolet field-emission lamps and their applications3 Mar 2022US 2022/0068625 A1NS Nanotech, Inc.
- X-ray device12 Jan 2017US 2017/0011880 A1Luxbright AB
Most cited
By later US patents
- Method of fabricating carbide and nitride nano electron emitters6US 7,465,210 B2Samsung Electronics Co., Ltd. · 2008
- Ultraviolet field-emission lamps and their applications3US 10,978,290 B1NS Nanotech, Inc. · 2021
- X-ray device2US 10,319,555 B2Luxbright AB · 2019
- High performance materials and processes for manufacture of nanostructures for use in electron emitter ion and direct charging devices2US 7,995,952 B2Xerox Corporation · 2011
- Spin-polarized electron source and spin-polarized scanning tunneling microscope1US 7,459,682 B2Hon Hai Precision Industry Co., Ltd. · 2008