G21K 2201/064
Having a curved surface
Official title: having a curved surface
G21K2201/064 (Having a curved surface) appears on 260 US grants and 208 published applications in this corpus.
Search patents in G21K- Granted patents
- 260
- Published applications
- 208
- Assignees
- 133
- Inventors
- 558
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 8 | 0 |
| 1991 | 6 | 0 |
| 1992 | 5 | 0 |
| 1993 | 5 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 2 |
| 2002 | 4 | 1 |
| 2003 | 3 | 2 |
| 2004 | 0 | 5 |
| 2005 | 2 | 6 |
| 2006 | 3 | 4 |
| 2007 | 11 | 5 |
| 2008 | 6 | 7 |
| 2009 | 5 | 11 |
| 2010 | 8 | 19 |
| 2011 | 6 | 20 |
| 2012 | 21 | 17 |
| 2013 | 16 | 14 |
| 2014 | 9 | 9 |
| 2015 | 13 | 10 |
| 2016 | 14 | 10 |
| 2017 | 14 | 11 |
| 2018 | 7 | 8 |
| 2019 | 11 | 11 |
| 2020 | 10 | 6 |
| 2021 | 12 | 14 |
| 2022 | 6 | 3 |
| 2023 | 5 | 4 |
| 2024 | 5 | 3 |
| 2025 | 4 | 2 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- X-ray irradiation apparatus, including a spectrally shaping X-ray optic and a spectral filter aperture device, for X-ray imaging2 Jun 2026US 12,646,634 B2Universitaet Hamburg
- EUV collector14 Oct 2025US 12,443,109 B2Carl Zeiss SMT GmbH
- Optical element for a EUV projection exposure system2 Sep 2025US 12,406,777 B2Carl Zeiss SMT GmbH
- Polarized, energy dispersive x-ray fluorescence system and method11 Mar 2025US 12,247,934 B2X-Ray Optical Systems, Inc.
- Constrained flexure mechanism and method for manufacturing the same25 Feb 2025US 12,234,867 B2Uchicago Argonne, LLC
- Microstructure for selective transmission of electromagnetic radiation30 Jul 2026US 2026/0221306 A1Koninklijke Philips N. V.
- Grating assembly for interferometric x-ray imaging23 Jul 2026US 2026/0213034 A1Koninklijke Philips N. V.
- Collimator for radiographic systems23 Apr 2026US 2026/0112517 A1Team Industrial Services, Inc.
- A high brightness primary x-ray source for in-line xps and xrf metrology9 Apr 2026US 2026/0098824 A1Nova Measuring Instruments Ltd.
- Deformable mirror and x-ray device24 Apr 2025US 2025/0132065 A1National University Corporation Tokai National Higher Education and Research System
Most cited
By later US patents
- Apparatus and method for exposing a substrate to UV radiation using asymmetric reflectors473US 7,692,171 B22010
- Ultraviolet reflector with coolant gas holes and method413US 8,338,809 B2APPLIED Materials.Inc. · 2012
- Apparatus for semiconductor lithography124US 5,063,586 AAT&T Bell Laboratories · 1991
- Illumination system particularly for microlithography79US 6,438,199 B1Carl-Zeiss-Stiftung · 2002
- Applying radiation75US 4,143,275 ABattelle Memorial Institute · 1979