B23D 2277/52
Details of helices
Official title: Details of helices, e.g. helix angles or helices of special form
B23D2277/52 (Details of helices) appears on 7 US grants and 9 published applications in this corpus.
Search patents in B23D- Granted patents
- 7
- Published applications
- 9
- Assignees
- 7
- Inventors
- 28
- Latest grant
- 26 Apr 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 2 |
| 2014 | 0 | 0 |
| 2015 | 2 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 2 |
| 2021 | 1 | 0 |
| 2022 | 1 | 0 |
By publication year.
Recent patents
- Rotary tool26 Apr 2022US 11,311,947 B2KYOCERA Corporation
- Taper reamer23 Feb 2021US 10,926,344 B2Ishii Corporation
- Rotary tool and method for manufacturing machined product3 Nov 2020US 10,821,526 B2KYOCERA Corporation
- Multi-edged machining tool for post-machining of bores29 Sep 2015US 9,144,853 B2Guehring Ohg
- Drilling/reaming tool6 Jan 2015US 8,926,236 B2Kennametal Inc.
- Taper reamer9 Jul 2020US 2020/0215631 A1Ishii Corporation
- Rotary tool16 Apr 2020US 2020/0114434 A1KYOCERA Corporation
- Rotary tool and method for manufacturing machined product5 Sep 2019US 2019/0270144 A1KYOCERA Corporation
- Reamer and hole processing method1 Aug 2013US 2013/0195572 A1
- Drilling/reaming tool3 Jan 2013US 2013/0004253 A1Kennametal Inc.
Most cited
By later US patents
- Method for reaming hole and improved reamer22US 6,547,495 B2General Electric Company · 2003
- Bidirectional reaming cutter17US 8,025,662 B2Symmetry Medical, Inc. · 2011
- Multi-edged machining tool for post-machining of bores6US 9,144,853 B2Guehring Ohg · 2015
- Drilling/reaming tool3US 8,926,236 B2Kennametal Inc. · 2015
- Rotary tool2US 11,311,947 B2KYOCERA Corporation · 2022