B23C 3/20
For shaping dies
Official title: for shaping dies
B23C3/20 (For shaping dies) appears on 10 US grants and 14 published applications in this corpus.
Search patents in B23C- Granted patents
- 10
- Published applications
- 14
- Assignees
- 19
- Inventors
- 27
- Latest grant
- 11 Jul 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 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 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 2 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 3 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 2 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Mold machining method using end mill11 Jul 2023US 11,697,164 B2Nalux Co., Ltd.
- Method for creating machining data for use in hybrid ultraprecision machining device, and hybrid ultraprecision machining device21 Aug 2018US 10,052,726 B2Panasonic Intellectual Property Management Co., Ltd.
- Tip-loaded microneedle arrays for transdermal insertion17 Apr 2018US 9,944,019 B2Carnegie Mellon University
- High speed smooth tool path20 Mar 2018US 9,921,567 B2
- Transfer optical surface machining method, optical device producing mold and optical device25 Feb 2014US 8,656,815 B2Konica Minolta Opto, Inc.
- Manufacturing system for moulds for cast cosmetic products, method and mould3 Jul 2025US 2025/0214283 A1Rc Stampi Srl
- Manufacturing system for moulds for cast cosmetic products, method and mould30 Nov 2023US 2023/0382017 A1Rc Stampi Srl
- Tip-loaded microneedle arrays for transdermal insertion5 Oct 2023US 2023/0311426 A1Carnegie Mellon University
- Mold machining method using end mill4 Jun 2020US 2020/0171586 A1Nalux Co., Ltd.
- Tip-loaded microneedle arrays for transdermal insertion27 Sep 2018US 2018/0272621 A1Carnegie Mellon University
Most cited
By later US patents
- Contour die milling with a toroidal cutter10US 4,104,943 AGeneral Motors Corporation · 1978
- Copying-milling apparatus9US 4,215,960 AToyota Jidosha Kogyo Kabushiki Kaisha · 1980
- Tip-loaded microneedle arrays for transdermal insertion7US 9,944,019 B2Carnegie Mellon University · 2018
- Radius end mill and manufacturing method of bevel gear forging die5US 7,021,873 B2Toyota Jidosha Kabushiki Kaisha · 2006
- Method for producing forging die, forging die and forged article3US 7,930,954 B2Showa Denko K. K. · 2011