B29C 66/81266
Optical properties
Official title: {Optical properties, e.g. transparency, reflectivity}
B29C66/81266 (Optical properties) appears on 235 US grants and 265 published applications in this corpus.
Search patents in B29C- Granted patents
- 235
- Published applications
- 265
- Assignees
- 183
- Inventors
- 556
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 5 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 8 | 0 |
| 2000 | 4 | 0 |
| 2001 | 9 | 1 |
| 2002 | 5 | 5 |
| 2003 | 5 | 9 |
| 2004 | 0 | 15 |
| 2005 | 6 | 20 |
| 2006 | 2 | 14 |
| 2007 | 14 | 19 |
| 2008 | 10 | 11 |
| 2009 | 6 | 15 |
| 2010 | 6 | 17 |
| 2011 | 16 | 12 |
| 2012 | 7 | 16 |
| 2013 | 10 | 10 |
| 2014 | 9 | 18 |
| 2015 | 12 | 13 |
| 2016 | 14 | 10 |
| 2017 | 14 | 8 |
| 2018 | 5 | 10 |
| 2019 | 6 | 8 |
| 2020 | 10 | 8 |
| 2021 | 6 | 3 |
| 2022 | 5 | 8 |
| 2023 | 8 | 3 |
| 2024 | 5 | 4 |
| 2025 | 2 | 4 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and apparatus for manufacturing pouch-type secondary battery2 Jun 2026US 12,646,772 B2LG Energy Solution, Ltd.
- Pouch-shaped secondary battery sealing apparatus and pouch-shaped secondary battery manufacturing method24 Feb 2026US 12,562,416 B2LG Energy Solution, Ltd.
- Method and apparatus for conducting multiple reactions23 Sep 2025US 12,420,280 B1Waffledx Limited
- Stretch-blown plastic container with a handle region made integral and method of production for the plastic container18 Feb 2025US 12,227,329 B2Alpla Werke Alwin Lehner GmbH & Co. KG
- Optical wheel assembly for a laser transmission welding apparatus24 Dec 2024US 12,172,384 B2Magna International Inc.
- A method of assessing the impact of ultrasonic welding on a part during a pre-production process and an apparatus for the same13 Aug 2026US 2026/0233472 A1Vodafone Automotive S.p.A.
- System and method for joining clear flexible tubing using laser welding16 Jul 2026US 2026/0200180 A1
- Operation member, input device, and production method of resin molded article23 Apr 2026US 2026/0109114 A1Alps Alpine Co., Ltd.
- Manufacturing an acoustic panel by laser welding23 Apr 2026US 2026/0109115 A1Safran
- Sealing Device for Pouch-Type Secondary Battery18 Sep 2025US 2025/0293281 A1LG Energy Solution, Ltd.
Most cited
By later US patents
- Workpiece of plastic and production process for such a workpiece121US 5,893,959 AMarquardt GmbH · 1999
- Puzzle cut seamed belt with bonding between adjacent surfaces by UV cured adhesive119US 5,487,707 AXerox Corporation · 1996
- Laser joining method and a device for joining different workpieces made of plastic or joining plastic to other materials74US 6,465,757 B1Leister Process Technologies · 2002
- Method and apparatus for reshaping and polishing an end face of an optical fiber70US 4,510,005 AAllied Corporation · 1985
- Thermoplastic composite induction welder63US 4,978,825 ANorthrop Corporation · 1990