B24D 7/18
Wheels of special form
B24D7/18 (Wheels of special form) appears on 174 US grants and 152 published applications in this corpus.
Search patents in B24D- Granted patents
- 174
- Published applications
- 152
- Assignees
- 139
- Inventors
- 434
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 9 | 0 |
| 1995 | 4 | 0 |
| 1996 | 9 | 0 |
| 1997 | 7 | 0 |
| 1998 | 3 | 0 |
| 1999 | 7 | 0 |
| 2000 | 3 | 0 |
| 2001 | 7 | 0 |
| 2002 | 3 | 5 |
| 2003 | 3 | 4 |
| 2004 | 5 | 5 |
| 2005 | 4 | 7 |
| 2006 | 5 | 8 |
| 2007 | 7 | 9 |
| 2008 | 4 | 4 |
| 2009 | 3 | 10 |
| 2010 | 5 | 9 |
| 2011 | 1 | 4 |
| 2012 | 6 | 4 |
| 2013 | 4 | 3 |
| 2014 | 2 | 6 |
| 2015 | 5 | 15 |
| 2016 | 7 | 10 |
| 2017 | 8 | 7 |
| 2018 | 8 | 5 |
| 2019 | 6 | 8 |
| 2020 | 3 | 6 |
| 2021 | 2 | 2 |
| 2022 | 4 | 5 |
| 2023 | 3 | 1 |
| 2024 | 1 | 5 |
| 2025 | 3 | 4 |
| 2026 | 3 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multi-pattern in-pad surface for polish rate control22 Sep 2026US 12,741,357 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Machining tool for grinding a workpiece1 Sep 2026US 12,722,252 B2Comadur SA
- Grind wheel design for low edge-roll grinding27 Jan 2026US 12,533,767 B2Wolfspeed, Inc.
- Combined grinding wheel for ultrasonic machining and design method therefor17 Jun 2025US 12,330,259 B2Dalian University of Technology
- Method of manufacturing ground product and cup grinding stone20 May 2025US 12,304,030 B2NGK Insulators, Ltd.
- Grinding tool25 Jun 2026US 2026/0175366 A1Comadur SA
- Superhard material abrasive tool and grinding process for difficult-to-machine materials18 Jun 2026US 2026/0166679 A1Guilin Champion Union Diamond Co., Ltd.
- Grind Wheel Design for Low Edge-Roll Grinding28 May 2026US 2026/0145290 A1Wolfspeed, Inc.
- Flattening tool that manages debris and method of making thereof14 May 2026US 2026/0131426 A1II-Vi Delaware, Inc.
- Grinding Wheel Sharpening Devices Mountable To A Rotary Power Source5 Feb 2026US 2026/0034640 A1
Most cited
By later US patents
- Abrasive dresser for polishing disc of chemical-mechanical polisher94US 6,001,008 AFujimori Technology Laboratory Inc. · 1999
- Pot-shaped grinding wheel65US 5,911,620 AHilti Aktiengesellschaft · 1999
- Sharpening apparatus65US 6,012,971 AEdgecraft Corporation · 2000
- Method, tool, and matching equipment for producing dental prosthetic items58US 7,163,443 B2Sirona Dental Systems GmbH · 2007
- Polishing pad refurbisher for in situ, real-time conditioning and cleaning of a polishing pad used in chemical-mechanical polishing of microelectronic substrates57US 6,004,196 AMicron Technology, Inc. · 1999