G02B 5/0226
Having particles on the surface
Official title: {having particles on the surface}
G02B5/0226 (Having particles on the surface) appears on 362 US grants and 491 published applications in this corpus.
Search patents in G02B- Granted patents
- 362
- Published applications
- 491
- Assignees
- 198
- Inventors
- 1,031
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 7 | 0 |
| 2000 | 4 | 0 |
| 2001 | 7 | 6 |
| 2002 | 1 | 11 |
| 2003 | 7 | 14 |
| 2004 | 14 | 20 |
| 2005 | 10 | 15 |
| 2006 | 13 | 27 |
| 2007 | 17 | 26 |
| 2008 | 7 | 30 |
| 2009 | 9 | 37 |
| 2010 | 22 | 32 |
| 2011 | 15 | 12 |
| 2012 | 24 | 14 |
| 2013 | 11 | 15 |
| 2014 | 6 | 24 |
| 2015 | 11 | 23 |
| 2016 | 18 | 17 |
| 2017 | 25 | 20 |
| 2018 | 12 | 33 |
| 2019 | 23 | 23 |
| 2020 | 24 | 16 |
| 2021 | 19 | 18 |
| 2022 | 13 | 7 |
| 2023 | 10 | 16 |
| 2024 | 13 | 17 |
| 2025 | 7 | 13 |
| 2026 | 7 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Optical film, backlight, and display29 Sep 2026US 12,748,245 B23M Innovative Properties Company
- Progressive frost in a luminaire8 Sep 2026US 12,729,831 B2Robe Lighting s.r.o.
- Atomic layer deposition (ALD) enhanced far-to-mid-infrared absorptive optical control coatings25 Aug 2026US 12,717,065 B1United States of America as represented by the Administrator of NASA
- Radiative cooling articles including a white diffusely reflective layer and a non-white color reflective mirror10 Mar 2026US 12,571,600 B23M Innovative Properties Company
- Optical film, image display panel, and image display device27 Jan 2026US 12,535,625 B2Dai Nippon Printing Co.Ltd.
- Decorative molded article and method for producing same30 Jul 2026US 2026/0216933 A1Nissha Co., Ltd.
- Optical sheet, backlight unit, image display device, lighting device, and method for manufacturing optical sheet9 Jul 2026US 2026/0194696 A1Keiwa Inc.
- Light-diffusing sheet, backlight unit, liquid crystal display device, and information apparatus2 Jul 2026US 2026/0186178 A1Keiwa Inc.
- Optically diffusive film with elongated structures2 Apr 2026US 2026/0093059 A13M Innovative Properties Company
- Progressive frost in a luminaire1 Jan 2026US 2026/0002655 A1Robe Lighting s.r.o.
Most cited
By later US patents
- Durable optical element109US 7,074,463 B23M Innovative Properties Company · 2006
- Optical films having at least one particle-containing layer89US 6,268,961 B13M Innovative Properties Company · 2001
- Optical sheet optical sheet lamination light source device, and light-transmissive type display apparatus61US 5,995,288 ADai Nippon Printing Co.Ltd. · 1999
- Light-diffusing sheet member53US 5,706,134 AKeiwa Shoko Kabushiki Kaisha · 1998
- Light diffusion sheet48US 6,771,335 B2Kimoto Co., Ltd. · 2004