G02B 1/14
Protective coatings
Official title: Protective coatings, e.g. hard coatings
G02B1/14 (Protective coatings) appears on 2,970 US grants and 4,268 published applications in this corpus.
Search patents in G02B- Granted patents
- 2,970
- Published applications
- 4,268
- Assignees
- 1,024
- Inventors
- 7,596
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 6 | 0 |
| 1978 | 6 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 6 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 5 | 0 |
| 1987 | 6 | 0 |
| 1988 | 10 | 0 |
| 1989 | 7 | 0 |
| 1990 | 12 | 0 |
| 1991 | 11 | 0 |
| 1992 | 17 | 0 |
| 1993 | 17 | 0 |
| 1994 | 11 | 0 |
| 1995 | 17 | 0 |
| 1996 | 19 | 0 |
| 1997 | 21 | 0 |
| 1998 | 24 | 0 |
| 1999 | 21 | 0 |
| 2000 | 21 | 0 |
| 2001 | 16 | 10 |
| 2002 | 21 | 37 |
| 2003 | 32 | 39 |
| 2004 | 27 | 64 |
| 2005 | 25 | 52 |
| 2006 | 35 | 111 |
| 2007 | 33 | 92 |
| 2008 | 27 | 81 |
| 2009 | 25 | 108 |
| 2010 | 65 | 110 |
| 2011 | 68 | 94 |
| 2012 | 55 | 135 |
| 2013 | 74 | 146 |
| 2014 | 74 | 150 |
| 2015 | 97 | 233 |
| 2016 | 126 | 337 |
| 2017 | 170 | 241 |
| 2018 | 185 | 249 |
| 2019 | 231 | 290 |
| 2020 | 217 | 314 |
| 2021 | 191 | 314 |
| 2022 | 179 | 243 |
| 2023 | 206 | 272 |
| 2024 | 200 | 200 |
| 2025 | 209 | 187 |
| 2026 | 125 | 159 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Lamination film for liquid crystal polarizing membrane, surface protection film for liquid crystal polarizing membrane, laminate provided with liquid crystal polarizing membrane, and image display apparatus including liquid crystal polarizing membrane6 Oct 2026US 12,754,348 B2Mitsubishi Chemical Corporation
- Polarizing plate and optical display apparatus6 Oct 2026US 12,754,357 B2Hoardsun Hengxin(Wuxi) Materials Co., Ltd.
- Display device6 Oct 2026US 12,757,617 B2Samsung Display Co., Ltd.
- Meta lens and optical apparatus including the same29 Sep 2026US 12,748,244 B2Samsung Electronics Co., Ltd.
- Polarizing plate and optical display device comprising same29 Sep 2026US 12,748,249 B2Hoardsun Hengxin(Wuxi) Materials Co., Ltd.
- Optical member, cover window, and electronic device including the same8 Oct 2026US 2026/0309894 A1Samsung Display Co., Ltd.
- Display module and display device8 Oct 2026US 2026/0309895 A1Xiamen Tianma Display Technology Co., Ltd.
- Optical assembly8 Oct 2026US 2026/0309898 A1Optotune Switzerland AG
- Display apparatus8 Oct 2026US 2026/0310261 A1Boe Technology Group Co., Ltd.
- Optical element, method for manufacturing optical element, material set, optical device, and system1 Oct 2026US 2026/0299167 A1Sony Group Corporation
Most cited
By later US patents
- Components and methods for use in electro-optic displays580US 6,982,178 B2E Ink Corporation · 2006
- Diamond-like carbon films from a hydrocarbon helium plasma262US 5,470,661 AInternational Business Machines Corporation · 1995
- Abrasion wear resistant polymeric substrate product192US 5,190,807 ADiamonex, Incorporated · 1993
- Components and methods for use in electro-optic displays192US 7,729,039 B2E Ink Corporation · 2010
- Passivation coating for flexible substrate mirrors185US 4,963,012 AThe United States of America as represented by the United States Department of Energy · 1990