B24B 9/02
Machines or devices designed for grinding edges or bevels on work or
Official title: characterised by a special design with respect to properties of materials specific to articles to be ground
B24B9/02 (Machines or devices designed for grinding edges or bevels on work or) appears on 1,624 US grants and 1,393 published applications in this corpus.
Search patents in B24B- Granted patents
- 1,624
- Published applications
- 1,393
- Assignees
- 631
- Inventors
- 2,679
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 14 | 0 |
| 1978 | 7 | 0 |
| 1979 | 9 | 0 |
| 1980 | 14 | 0 |
| 1981 | 10 | 0 |
| 1982 | 4 | 0 |
| 1983 | 8 | 0 |
| 1984 | 8 | 0 |
| 1985 | 19 | 0 |
| 1986 | 9 | 0 |
| 1987 | 20 | 0 |
| 1988 | 21 | 0 |
| 1989 | 17 | 0 |
| 1990 | 21 | 0 |
| 1991 | 33 | 0 |
| 1992 | 29 | 0 |
| 1993 | 13 | 0 |
| 1994 | 25 | 0 |
| 1995 | 31 | 0 |
| 1996 | 32 | 0 |
| 1997 | 29 | 0 |
| 1998 | 32 | 0 |
| 1999 | 43 | 0 |
| 2000 | 47 | 0 |
| 2001 | 69 | 20 |
| 2002 | 44 | 60 |
| 2003 | 54 | 59 |
| 2004 | 43 | 42 |
| 2005 | 50 | 46 |
| 2006 | 46 | 61 |
| 2007 | 43 | 74 |
| 2008 | 35 | 73 |
| 2009 | 31 | 69 |
| 2010 | 35 | 60 |
| 2011 | 33 | 52 |
| 2012 | 45 | 51 |
| 2013 | 51 | 48 |
| 2014 | 41 | 63 |
| 2015 | 52 | 64 |
| 2016 | 62 | 46 |
| 2017 | 42 | 66 |
| 2018 | 54 | 68 |
| 2019 | 52 | 80 |
| 2020 | 46 | 53 |
| 2021 | 33 | 46 |
| 2022 | 32 | 33 |
| 2023 | 30 | 41 |
| 2024 | 46 | 46 |
| 2025 | 35 | 38 |
| 2026 | 14 | 34 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Gemstone cut analysis8 Sep 2026US 12,731,326 B2Gemological Institute of America, Inc. (GIA)
- Method for manufacturing a glass wafer of high quality, glass wafer, glass part element, stack, augmented reality device and use21 Jul 2026US 12,686,094 B2SCHOTT Glass Technologies (Suzhou) Co. Ltd.
- Non-transitory computer-readable storage medium and state management method7 Jul 2026US 12,673,394 B2Nidek Co., Ltd.
- Chip treating method23 Jun 2026US 12,666,923 B2Disco Corporation
- Chemical mechanical polishing apparatus16 Jun 2026US 12,660,542 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Semiconductor wafer grinding device and grinding method10 Sep 2026US 2026/0264189 A1Tokyo Seimitsu Co., Ltd.
- Method and device for centering an ophthalmic lens10 Sep 2026US 2026/0267162 A1Essilor International
- Grinding device and semiconductor device manufacturing method10 Sep 2026US 2026/0271646 A1Kioxia Corporation
- Flexible finishing station for brake pads and method thereof27 Aug 2026US 2026/0249414 A1ITT Italia S.r.l.
- Grinding stone truing method and truing device20 Aug 2026US 2026/0241514 A1Tokyo Seimitsu Co., Ltd.
Most cited
By later US patents
- Mirror assembly for vehicle178US 8,508,831 B2Magna Mirrors of America, Inc. · 2013
- Apparatus and method for chamfering wafer130US 6,267,648 B1Tokyo Seimitsu Co., Ltd. · 2001
- Apparatus for processing the edge of ophthalmic lenses103US 5,615,588 AWernicke & Co. GmbH · 1997
- Method for manufacturing a magnetic disk including a glass substrate90US 6,363,599 B1Komag, Inc. · 2002
- Method for apparatus for polishing outer peripheral chamfered part of wafer86US 6,884,154 B2Shin-Etsu Handotai Co., Ltd. · 2005