B32B 7/023
Optical properties
B32B7/023 (Optical properties) appears on 933 US grants and 1,477 published applications in this corpus.
Search patents in B32B- Granted patents
- 933
- Published applications
- 1,477
- Assignees
- 491
- Inventors
- 2,872
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 7 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 7 | 0 |
| 2000 | 5 | 0 |
| 2001 | 6 | 3 |
| 2002 | 15 | 16 |
| 2003 | 17 | 13 |
| 2004 | 7 | 14 |
| 2005 | 6 | 16 |
| 2006 | 8 | 18 |
| 2007 | 4 | 22 |
| 2008 | 6 | 17 |
| 2009 | 3 | 16 |
| 2010 | 14 | 19 |
| 2011 | 10 | 19 |
| 2012 | 10 | 18 |
| 2013 | 14 | 34 |
| 2014 | 11 | 37 |
| 2015 | 23 | 28 |
| 2016 | 18 | 35 |
| 2017 | 32 | 36 |
| 2018 | 22 | 54 |
| 2019 | 37 | 92 |
| 2020 | 51 | 122 |
| 2021 | 70 | 164 |
| 2022 | 76 | 177 |
| 2023 | 105 | 143 |
| 2024 | 143 | 150 |
| 2025 | 112 | 131 |
| 2026 | 59 | 83 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Film and method of producing the same6 Oct 2026US 12,753,316 B23M Innovative Properties Company
- Method for producing discoloring body8 Sep 2026US 12,728,622 B2Kabushiki Kaisha Pilot Corporation
- Adhesive sheet, display device using the same, composition for forming adhesive layer used for production of adhesive film8 Sep 2026US 12,729,323 B2Toppan Inc.
- Illuminable decorative multilayer composite for a vehicle and vehicle1 Sep 2026US 12,723,734 B2Mercedes-Benz Group AG
- Optically transparent glass frequency absorber25 Aug 2026US 12,715,197 B2Corning Incorporated
- Multilayer polymer-based structures10 Sep 2026US 2026/0264380 A1Polytex Fibers Corporation
- Composition, laminated film, member, adhesion method, and sealing method10 Sep 2026US 2026/0265586 A1Sony Group Corporation
- Laminated film3 Sep 2026US 2026/0257454 A1Toray Industries, Inc.
- Transfer laminate, method for manufacturing anode for lithium secondary battery, anode for lithium secondary battery, and lithium secondary battery comprising anode3 Sep 2026US 2026/0260868 A1LG Energy Solution, Ltd.
- Polyolefinic packaging film27 Aug 2026US 2026/0249595 A1Rkw SE
Most cited
By later US patents
- Optical film968US 5,882,774 AMinnesota Mining and Manufacturing Company · 1999
- Birefringent interference polarizer345US 5,486,949 AThe Dow Chemical Company · 1996
- Process for forming reflective polarizer297US 5,965,247 A3M Innovative Properties Company · 1999
- Color shifting film297US 6,531,230 B13M Innovative Properties Company · 2003
- Reflective polarizer display283US 5,828,488 AMinnesota Mining and Manufacturing Company · 1998