B24B 13/043
Using cup-type grinding wheels
Official title: {using cup-type grinding wheels}
B24B13/043 (Using cup-type grinding wheels) appears on 13 US grants and 4 published applications in this corpus.
Search patents in B24B- Granted patents
- 13
- Published applications
- 4
- Assignees
- 11
- Inventors
- 30
- Latest grant
- 14 Jun 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Spherical lens surface processing method and spherical lens surface processing apparatus with cup-shaped grinding stone14 Jun 2022US 11,358,250 B2Kojima Engineering Co., Ltd.
- Device and method for machining of an optical lens10 Sep 2019US 10,406,646 B2Schneider GmbH & Co. KG
- Method and device for the surface machining of workpieces composed of non-brittle materials in optical lens manufacturing and tool for this purpose31 Jan 2006US 6,991,525 B2Loh Optikmaschinen AG
- Process for fabricating a surface of an ophthalmic lens, installation for implementing the process and ophthalmic lens obtained by the process6 May 2003US 6,558,586 B1Essilor International (Compagnie Generale D Optique)
- Apparatus and method for generating ultimate surfaces on ophthalmic lenses28 Sep 1999US 5,957,637 AMicro Optics Design Corporation
- Spherical lens surface processing method and spherical lens surface processing apparatus with cup-shaped grinding stone9 Sep 2021US 2021/0276139 A1Kojima Engineering Co., Ltd.
- Device and method for machining of an optical lens6 Feb 2014US 2014/0038494 A1Schneider GmbH & Co. KG
- Apparatus and method24 Jun 2010US 2010/0159803 A1
- Method and device for the surface machining of workpieces composed of non-brittle materials in optical lens manufacturing and tool for this purpose6 Mar 2003US 2003/0043343 A1Loh Optikmaschinen AG
Most cited
By later US patents
- Simultaneously grinding and polishing preforms for optical lenses23US 4,760,672 ACorning Glass Works · 1988
- Universal lens polishing tool, polishing apparatus and method of polishing17US 4,768,308 AUniversity of Rochester · 1988
- Toric lens generating15US 4,574,527 A1986
- Adjustable lens grinding apparatus14US 4,068,413 A1978
- Apparatus for grinding optical lenses12US 4,419,846 A1983