B22C 7/06
Core boxes
B22C7/06 (Core boxes) appears on 109 US grants and 94 published applications in this corpus.
Search patents in B22C- Granted patents
- 109
- Published applications
- 94
- Assignees
- 66
- Inventors
- 246
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 5 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 4 | 0 |
| 2004 | 0 | 4 |
| 2005 | 1 | 3 |
| 2006 | 1 | 4 |
| 2007 | 2 | 2 |
| 2008 | 1 | 4 |
| 2009 | 2 | 4 |
| 2010 | 3 | 2 |
| 2011 | 3 | 5 |
| 2012 | 1 | 6 |
| 2013 | 3 | 6 |
| 2014 | 5 | 6 |
| 2015 | 5 | 6 |
| 2016 | 5 | 4 |
| 2017 | 1 | 2 |
| 2018 | 3 | 6 |
| 2019 | 4 | 4 |
| 2020 | 6 | 8 |
| 2021 | 6 | 7 |
| 2022 | 4 | 2 |
| 2023 | 1 | 4 |
| 2024 | 3 | 0 |
| 2025 | 3 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Core quality estimation system, core quality estimation method, non-transitory storage medium14 Oct 2025US 12,440,889 B2Toyota Jidosha Kabushiki Kaisha
- Core molding apparatus and core molding method12 Aug 2025US 12,384,082 B2Toyota Jidosha Kabushiki Kaisha
- Investment casting process for hollow components3 Jun 2025US 12,318,837 B2Raytheon Technologies Corporation
- Method and apparatus for improving core manufacturing for gas turbine components1 Oct 2024US 12,103,197 B2Chromalloy Gas Turbine Corporation
- Core molding method and core molding device2 Apr 2024US 11,945,023 B2Sintokogio, Ltd.
- Additively produced coated foundry tooling23 Apr 2026US 2026/0108933 A1Mueller International, LLC
- Additively produced electroplated foundry tooling5 Jun 2025US 2025/0178075 A1Mueller International, LLC
- Method of manufacturing products by casting15 May 2025US 2025/0153240 A1Ferrari S.P. A.
- Method and Apparatus for Improving Core Manufacturing for Gas Turbine Components28 Dec 2023US 2023/0415375 A1Chromalloy Gas Turbine Corporation
- Core quality estimation system, core quality estimation method, non-transitory storage medium22 Jun 2023US 2023/0191474 A1Toyota Jidosha Kabushiki Kaisha
Most cited
By later US patents
- Internally grooved turbine wall80US 6,142,734 AGeneral Electric Company · 2000
- Method of manufacturing a blade or vane for a gas turbine engine35US 4,384,607 AROLLS-ROYCE plc · 1983
- Impingement skin core cooling for gas turbine engine blade21US 7,837,441 B2United Technologies Corporation · 2010
- Ceramic core with composite insert for casting airfoils18US 8,915,289 B2Howmet Corporation · 2014
- Ceramic core with composite insert for casting airfoils16US 8,893,767 B2Howmet Corporation · 2014