B28B 1/20
Producing shaped prefabricated articles from the material: by centrifugal or rotational casting
Official title: by centrifugal or rotational casting (slip-casting involving rotation of the mould B28B1/28; for molten material B28B1/54)
B28B1/20 (Producing shaped prefabricated articles from the material: by centrifugal or rotational casting) appears on 29 US grants and 31 published applications in this corpus.
Search patents in B28B- Granted patents
- 29
- Published applications
- 31
- Assignees
- 29
- Inventors
- 86
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 3 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 2 |
| 2017 | 2 | 1 |
| 2018 | 1 | 4 |
| 2019 | 1 | 3 |
| 2020 | 2 | 0 |
| 2021 | 2 | 4 |
| 2022 | 2 | 0 |
| 2023 | 0 | 1 |
| 2024 | 2 | 4 |
| 2025 | 0 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Thermistor sintered body and method for manufacturing thermistor sintered body17 Feb 2026US 12,555,707 B2Shibaura Electronics Co., Ltd.
- Tool for a potter's wheel26 Nov 2024US 12,151,396 B2Giffin Tec, Inc.
- Centrifugal intelligent construction device for excavation concrete structure, and application thereof17 Sep 2024US 12,091,974 B2Zhejiang University
- Method for preparing ceramic molded body for sintering and method for producing ceramic sintered body8 Nov 2022US 11,492,294 B2Shin-Etsu Chemical Co., Ltd.
- Composition and method for making geopolymer tubes28 Jun 2022US 11,370,705 B2Novoreach Technologies LLC
- Thermistor sintered body and method for manufacturing thermistor sintered body3 Sep 2026US 2026/0260792 A1Shibaura Electronics Co., Ltd.
- Rotational craft tool13 Nov 2025US 2025/0345966 A1Small Ceramics Ltd.
- Scalable Fabrication of Microdevices From Metals, Ceramics, and Polymers3 Jul 2025US 2025/0220821 A1Carnegie Mellon University
- Thin shaped structural elements and method of making same12 Dec 2024US 2024/0408791 A1Technion Research & Development Foundation Limited
- Concrete Cap Molding Device And Method Of Use17 Oct 2024US 2024/0342951 A1
Most cited
By later US patents
- Methods of making a catalytic converter or diesel particulate filter48US 5,686,039 AMinnesota Mining and Manufacturing Company · 1997
- Access floor panel35US 4,719,727 AC-Tec, Inc. · 1988
- Method for producing composite materials30US 4,798,694 ACanon Kabushiki Kaisha · 1989
- Forming a ceramic by flocculation and centrifugal casting18US 4,624,808 ARockwell International Corporation · 1986
- Method for casting concrete panels16US 4,729,859 AC-Tec, Inc. · 1988