Y10T 408/81
Tool having crystalline cutting edge
Y10T408/81 (Tool having crystalline cutting edge) appears on 199 US grants and 93 published applications in this corpus.
Search patents in Y10T- Granted patents
- 199
- Published applications
- 93
- Assignees
- 111
- Inventors
- 306
- Latest grant
- 14 Apr 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 6 | 0 |
| 1988 | 6 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 11 | 0 |
| 1992 | 7 | 0 |
| 1993 | 13 | 0 |
| 1994 | 7 | 0 |
| 1995 | 5 | 0 |
| 1996 | 8 | 0 |
| 1997 | 15 | 0 |
| 1998 | 9 | 0 |
| 1999 | 2 | 0 |
| 2000 | 5 | 0 |
| 2001 | 6 | 1 |
| 2002 | 3 | 3 |
| 2003 | 6 | 2 |
| 2004 | 1 | 3 |
| 2005 | 2 | 2 |
| 2006 | 1 | 6 |
| 2007 | 2 | 6 |
| 2008 | 2 | 9 |
| 2009 | 4 | 12 |
| 2010 | 5 | 6 |
| 2011 | 7 | 6 |
| 2012 | 6 | 11 |
| 2013 | 6 | 8 |
| 2014 | 6 | 6 |
| 2015 | 6 | 4 |
| 2016 | 4 | 1 |
| 2017 | 4 | 4 |
| 2018 | 4 | 2 |
| 2019 | 2 | 0 |
| 2020 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Cutting tool14 Apr 2020US 10,618,120 B2ROLLS-ROYCE plc
- Rotary tool3 Dec 2019US 10,493,536 B2Sumitomo Electric Hardmetal Corp.
- Rotary cutting tool having PCD cutting tip25 Jun 2019US 10,328,536 B2Kennametal Inc.
- Drilling tool and method for producing drill holes18 Sep 2018US 10,076,793 B2Mapal Fabrik fur Prazisionswerkzeuge Dr. Kress KG
- Cutting tool, manufacturing method for cutting tool, and method for manufacturing cut product using cutting tool21 Aug 2018US 10,052,699 B2KYOCERA Corporation
- Cutting tool with protected joint20 Feb 2020US 2020/0055125 A1Star Cutter Company
- Rotary tool8 Nov 2018US 2018/0318939 A1Sumitomo Electric Hardmetal Corp.
- Cutting tool1 Nov 2018US 2018/0311748 A1ROLLS-ROYCE plc
- Drilling Tool3 Aug 2017US 2017/0216979 A1Sharon-Cutwell Co., Inc.
- Drilling tool and method for producing drill hoels27 Apr 2017US 2017/0113283 A1Mapal Fabrik fur Prazisionswerkzeuge Dr. Kress KG
Most cited
By later US patents
- Manual tool for removing material from brittle and/or non-ductile stock416US 5,733,074 AHilti Aktiengesellschaft · 1998
- Cutting element for drill bits333US 5,544,713 ADennis Tool Company · 1996
- Cutting element having composite formed of cemented carbide substrate and diamond layer and method of making same258US 4,784,023 ADiamant Boart-Stratabit (USA) Inc. · 1988
- Multi-component cutting element using triangular, rectangular and higher order polyhedral-shaped polycrystalline diamond disks212US 4,726,718 AEastman Christensen Company · 1988
- Cutting tool for cutting well casing165US 4,938,291 A1990