B28D 1/143
Lens-drilling machines
Official title: {lens-drilling machines}
B28D1/143 (Lens-drilling machines) appears on 40 US grants and 34 published applications in this corpus.
Search patents in B28D- Granted patents
- 40
- Published applications
- 34
- Assignees
- 21
- Inventors
- 63
- Latest grant
- 27 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 2 |
| 2004 | 3 | 1 |
| 2005 | 0 | 2 |
| 2006 | 3 | 6 |
| 2007 | 0 | 6 |
| 2008 | 7 | 4 |
| 2009 | 5 | 0 |
| 2010 | 0 | 3 |
| 2011 | 1 | 1 |
| 2012 | 1 | 0 |
| 2013 | 3 | 2 |
| 2014 | 2 | 2 |
| 2015 | 1 | 0 |
| 2016 | 1 | 2 |
| 2017 | 1 | 0 |
| 2018 | 2 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Apparatus and method for machining hole for optical film27 May 2025US 12,311,450 B2Shanjin Optoelectronics (Suzhou) Co., Ltd.
- Spectacle lens processing device and non-transitory computer-readable medium storing computer-readable instructions28 May 2024US 11,992,972 B2Nidek Co., Ltd.
- Method and machine for etching optical lenses27 Mar 2018US 9,925,681 B2Essilor International (Compagnie Generale D Optique)
- Method for drilling an ophthalmic lens in a helical trajectory and associated drilling device20 Mar 2018US 9,919,453 B2Essilor International (Compagnie Generale D Optique)
- Eyeglass lens processing apparatus3 Oct 2017US 9,776,293 B2Nidek Co., Ltd.
- Apparatus and method for machining hole for optical film6 Jan 2022US 2022/0001463 A1LG Chem.Ltd.
- Spectacle lens processing device and non-transitory computer-readable medium storing computer-readable instructions25 Apr 2019US 2019/0118498 A1Nidek Co., Ltd.
- Method and machine for etching optical lenses16 Jun 2016US 2016/0167246 A1Essilor International (Compagnie Generale D Optique)
- Method for drilling an ophthalmic lens in a helical trajectory and associated drilling device3 Mar 2016US 2016/0059439 A1Essilor International (Compagnie Generale D Optique)
- Process of drilling organic glasses13 Nov 2014US 2014/0332154 A1Essilor International (Compagnie Generale D Optique)
Most cited
By later US patents
- Eyeglass lens processing apparatus36US 6,790,124 B2Nidek Co., Ltd. · 2004
- Lens drill guide26US 5,733,077 AThe Hilsinger Company · 1998
- Method for marking or drilling holes in glass lenses and device for realizing the same26US 6,785,585 B1Wernicke & Co. GmbH · 2004
- Eyeglass lens processing system10US 7,476,143 B2Nidek Co., Ltd. · 2009
- Workpiece holder, particularly adapted for holding eyeglasses lenses9US 5,722,647 A1998