C03B 2215/412
Fine structured
Official title: fine structured, e.g. fresnel lenses, prismatic reflectors, other sharp-edged surface profiles
C03B2215/412 (Fine structured) appears on 58 US grants and 53 published applications in this corpus.
Search patents in C03B- Granted patents
- 58
- Published applications
- 53
- Assignees
- 37
- Inventors
- 162
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 3 |
| 2002 | 3 | 2 |
| 2003 | 2 | 0 |
| 2004 | 4 | 5 |
| 2005 | 1 | 11 |
| 2006 | 2 | 4 |
| 2007 | 0 | 0 |
| 2008 | 7 | 2 |
| 2009 | 2 | 4 |
| 2010 | 3 | 2 |
| 2011 | 1 | 2 |
| 2012 | 2 | 0 |
| 2013 | 1 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 3 |
| 2016 | 0 | 1 |
| 2017 | 2 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 2 |
| 2020 | 0 | 1 |
| 2021 | 1 | 1 |
| 2022 | 1 | 3 |
| 2023 | 1 | 2 |
| 2024 | 1 | 1 |
| 2025 | 3 | 4 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Glass product forming mold2 Jun 2026US 12,643,809 B2Changzhou AAC Raytech Optronics Co., Ltd.
- Method for producing a headlight lens for a vehicle headlight3 Jun 2025US 12,319,605 B2Docter Optics SE
- Process to make textured glass25 Feb 2025US 12,233,617 B2Tesla, Inc.
- Glass part and manufacturing method therefor, and device4 Feb 2025US 12,215,047 B2BYD Company Limited
- Fluorophosphate optical glass, and optical preform, element and instrument19 Nov 2024US 12,145,880 B2Cdgm Glass Co., Ltd
- Mold and method for fabricating lens23 Oct 2025US 2025/0326675 A1AAC Optics (Chongqing) Co., Ltd.
- Appearance decoration part, method for manufacturing appearance decoration part, and electronic device2 Oct 2025US 2025/0304481 A1BYD Company Limited
- Method for producing a headlight lens for a vehicle headlight11 Sep 2025US 2025/0282668 A1Docter Optics SE
- Process to make textured glass24 Jul 2025US 2025/0236085 A1Tesla, Inc.
- Systems and methods for contactless formation of tilted optical windows for wafer-level microelectronic devices19 Dec 2024US 2024/0417303 A1Corning Incorporated
Most cited
By later US patents
- Method of manufacturing connected particles of uniform size and shape with a backing129US 4,261,706 ACorning Glass Works · 1981
- Mold and method of producing the same73US 6,156,243 AHoya Corporation · 2000
- Method of manufacturing molds for molding optical glass elements and diffraction gratings66US 4,842,633 AMatsushita Electric Industrial Co., Ltd. · 1989
- Method of manufacturing optical waveguide64US 5,858,051 AToshiba Machine Co., Ltd. · 1999
- System for stamping an optical storage disk56US 5,427,599 AInternational Business Machines Corporation · 1995