C30B 15/34
Edge-defined film-fed crystal-growth using dies or slits
C30B15/34 (Edge-defined film-fed crystal-growth using dies or slits) appears on 160 US grants and 128 published applications in this corpus.
Search patents in C30B- Granted patents
- 160
- Published applications
- 128
- Assignees
- 82
- Inventors
- 313
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 6 | 0 |
| 1979 | 1 | 0 |
| 1980 | 8 | 0 |
| 1981 | 10 | 0 |
| 1982 | 9 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 6 | 0 |
| 1991 | 2 | 0 |
| 1992 | 7 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 1 |
| 2004 | 2 | 3 |
| 2005 | 1 | 2 |
| 2006 | 2 | 2 |
| 2007 | 0 | 1 |
| 2008 | 2 | 7 |
| 2009 | 3 | 8 |
| 2010 | 4 | 5 |
| 2011 | 1 | 3 |
| 2012 | 4 | 4 |
| 2013 | 2 | 5 |
| 2014 | 4 | 16 |
| 2015 | 2 | 8 |
| 2016 | 3 | 6 |
| 2017 | 5 | 10 |
| 2018 | 7 | 4 |
| 2019 | 5 | 3 |
| 2020 | 3 | 4 |
| 2021 | 1 | 9 |
| 2022 | 5 | 4 |
| 2023 | 5 | 7 |
| 2024 | 4 | 4 |
| 2025 | 5 | 6 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus and method for growth of gallium oxide crystal with an offcut19 May 2026US 12,630,941 B2Luxium Solutions, LLC
- Growth method for single crystals of magnesium aluminate spinel by edge-defined film-fed growth technique5 May 2026US 12,618,170 B2Beijing Sinoma Synthetic Crystals Co., Ltd.
- Enclosed crystal growth11 Nov 2025US 12,467,157 B2Luxium Solutions, LLC
- Plasma resistant member, plasma treatment device component, and plasma treatment device2 Sep 2025US 12,406,831 B2KYOCERA Corporation
- Powder for growing gallium oxide single crystal and method of manufacturing the same29 Jul 2025US 12,371,340 B2Korea Institute of Ceramic Engineering and Technology
- Apparatus and method for growth of gallium oxide crystal with an offcut3 Sep 2026US 2026/0258579 A1Luxium Solutions, LLC
- Enclosed crystal growth12 Feb 2026US 2026/0043168 A1Luxium Solutions, LLC
- Apparatus and method for growth of gallium oxide crystal doped with alumina5 Feb 2026US 2026/0035830 A1Luxium Solutions, LLC
- Apparatus and method for growth of gallium oxide crystal with an offcut5 Feb 2026US 2026/0035833 A1Luxium Solutions, LLC
- Apparatus and method for growth of gallium oxide crystal4 Dec 2025US 2025/0369151 A1Luxium Solutions, LLC
Most cited
By later US patents
- Light emitting element and method of making same40US 6,977,397 B2Koha Co., Ltd. · 2005
- Apparatus for growing crystalline bodies from the melt34US 3,953,174 ATyco Laboratories, Inc. · 1976
- Wet-tip die for EFG cyrstal growth apparatus32US 5,102,494 AMobil Solar Energy Corporation · 1992
- Si.sub.3 N.sub.4 Coated crucible and die means for growing single crystalline silicon sheets31US 4,090,851 ARCA Corporation · 1978
- Method of growing multiple monocrystalline layers26US 4,022,652 ATokyo Shibaura Electric Co., Ltd. · 1977