B24B 13/01
Specific tools
Official title: Specific tools, e.g. bowl-like; Production, dressing or fastening of these tools
B24B13/01 (Specific tools) appears on 165 US grants and 119 published applications in this corpus.
Search patents in B24B- Granted patents
- 165
- Published applications
- 119
- Assignees
- 115
- Inventors
- 344
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 5 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 8 | 0 |
| 1991 | 5 | 0 |
| 1992 | 7 | 0 |
| 1993 | 8 | 0 |
| 1994 | 6 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 7 | 0 |
| 1998 | 5 | 0 |
| 1999 | 9 | 0 |
| 2000 | 6 | 0 |
| 2001 | 5 | 5 |
| 2002 | 5 | 4 |
| 2003 | 6 | 4 |
| 2004 | 3 | 9 |
| 2005 | 9 | 9 |
| 2006 | 7 | 8 |
| 2007 | 4 | 5 |
| 2008 | 2 | 2 |
| 2009 | 1 | 4 |
| 2010 | 5 | 2 |
| 2011 | 2 | 1 |
| 2012 | 1 | 2 |
| 2013 | 1 | 7 |
| 2014 | 1 | 2 |
| 2015 | 3 | 4 |
| 2016 | 3 | 2 |
| 2017 | 3 | 5 |
| 2018 | 0 | 6 |
| 2019 | 6 | 6 |
| 2020 | 2 | 3 |
| 2021 | 1 | 4 |
| 2022 | 1 | 8 |
| 2023 | 1 | 3 |
| 2024 | 8 | 5 |
| 2025 | 1 | 6 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Angle-adaptive and pressure-adjustable polishing grinding head for optical elements21 Jul 2026US 12,686,095 B1
- Spiral magnetorheological polishing method for mid-spatial-frequency error control19 May 2026US 12,629,794 B2National University of Defense Technology
- Double-sided polishing method for optical lens3 Jun 2025US 12,318,884 B2Dalian University of Technology
- Blocking device for a semi-finished optical element17 Dec 2024US 12,168,278 B2Essilor International
- Method for numerical control milling, forming and polishing of large-diameter aspheric lens25 Jun 2024US 12,019,424 B2Soochow University
- Angle-adaptive and pressure-adjustable polishing grinding head for optical elements23 Jul 2026US 2026/0208315 A1Jimei University
- Graduated and adaptive polishing tools, and method for the production thereof28 May 2026US 2026/0145299 A1Satisloh AG
- Device for polishing an optical lens or an optical mirror and method for polishing an optical lens or an optical mirror12 Mar 2026US 2026/0070180 A1Roland Mandler GmbH & Co. KG
- Spiral magnetorheological polishing method for mid-frequency error control25 Dec 2025US 2025/0387873 A1National University of Defense Technology
- Polishing Tool, Polishing Head, Polishing Apparatus, And Polishing Method27 Nov 2025US 2025/0360593 A1Enable K. K.
Most cited
By later US patents
- Polishing pad with uniform abrasion215US 5,020,283 AMicron Technology, Inc. · 1991
- Polishing pad205US 5,177,908 AMicron Technology, Inc. · 1993
- Polishing pad with controlled abrasion rate177US 5,297,364 AMicron Technology, Inc. · 1994
- Fixed-super-abrasive tool and method of manufacture thereof126US 4,010,583 AEngelhard Minerals & Chemicals Corporation · 1977
- Single step, radiation curable ophthalmic fining pad94US 5,011,513 ANorton Company · 1991