C30B 29/64
Flat crystals
Official title: Flat crystals, e.g. plates, strips or discs
C30B29/64 (Flat crystals) appears on 124 US grants and 154 published applications in this corpus.
Search patents in C30B- Granted patents
- 124
- Published applications
- 154
- Assignees
- 107
- Inventors
- 359
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 1 |
| 2002 | 3 | 1 |
| 2003 | 0 | 1 |
| 2004 | 1 | 1 |
| 2005 | 2 | 2 |
| 2006 | 0 | 4 |
| 2007 | 1 | 1 |
| 2008 | 3 | 1 |
| 2009 | 1 | 4 |
| 2010 | 0 | 3 |
| 2011 | 1 | 4 |
| 2012 | 4 | 2 |
| 2013 | 3 | 7 |
| 2014 | 4 | 13 |
| 2015 | 5 | 14 |
| 2016 | 4 | 9 |
| 2017 | 6 | 14 |
| 2018 | 11 | 9 |
| 2019 | 12 | 5 |
| 2020 | 7 | 11 |
| 2021 | 6 | 10 |
| 2022 | 7 | 11 |
| 2023 | 13 | 9 |
| 2024 | 9 | 8 |
| 2025 | 5 | 6 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Low etch pit density, low slip line density, and low strain indium phosphide15 Sep 2026US 12,735,808 B2AXT, Inc.
- Synthetic diamond plates28 Jul 2026US 12,696,761 B2Element Six Technologies Limited
- Chemical vapor deposition growth of hexagonal boron nitride films and nanostructures10 Mar 2026US 12,571,128 B2UT-Battelle, LLC
- Large scale production of thinned graphite, graphene, and graphite-graphene composites2 Dec 2025US 12,488,907 B2NanoXplore Inc.
- Continuous preparation method of large-area single-crystal (100) copper foil21 Oct 2025US 12,448,699 B2Nankai Cangzhou Bohai New Area Green Chemical Research Co., Ltd.
- Method for preparing perovskite film1 Oct 2026US 2026/0297793 A1National Tsing Hua University
- Electrochemical catalyst composition for hydrogen peroxide production including molybdenum phosphide crystal and method for manufacturing the same10 Sep 2026US 2026/0265936 A1Sungshin Women's University R&Db Foundation
- Gallium nitride single-crystal substrate and method of producing same30 Apr 2026US 2026/0117419 A1Sumitomo Chemical Company, Limited
- Method for improving intense laser-induced damage resistance of nonlinear synthetic crystals30 Oct 2025US 2025/0333879 A1Research Center of Laser Fusion, China Academy of Engineering Physics
- Apparatus and Method for Growth of Two-Dimensional Crystal Material16 Oct 2025US 2025/0320629 A1Wuhan University
Most cited
By later US patents
- Thermal mismatch compensation to produce free standing substrates by epitaxial deposition128US 6,146,457 ACBL Technologies, Inc. · 2000
- Fabrication of thin film solar cells utilizing epitaxial deposition onto a liquid surface to obtain lateral growth115US 4,058,418 ASolarex Corporation · 1977
- Diamond sensors, detectors, and quantum devices61US 8,758,509 B2Element Six Limited · 2014
- 3-dimensional NOR string arrays in segmented stacks47US 10,692,874 B2Sunrise Memory Corporation · 2020
- Method and apparatus for single crystal gallium nitride (GaN) bulk synthesis33US 6,372,041 B1GAN Semiconductor Inc. · 2002