Patent Theme
Advanced Frame & Panel Construction
Innovative designs, materials, and manufacturing methods for improving the structural integrity, insulation, ease of assembly, or specific functional properties of door and window frames and panels.
6,071 US filings from 2,006 companies since 2023 · 2023: 1,536 · 2024: 1,979 · 2025: 1,793 · 2026 YTD: 763
Doors & Windows
Top companies
Ranked by filings in this theme since 2023. 2026 is partial.
| # | Company | Since 2023 | 2023 | 2024 | 2025 | 2026 YTD | YoY |
|---|---|---|---|---|---|---|---|
| 1 | UNILIN, BV | 125 | 4 | 37 | 64 | 20 | +73.0% |
| 2 | The Boeing Company | 99 | 38 | 33 | 22 | 6 | -33.3% |
| 3 | Välinge Innovation AB | 75 | 12 | 28 | 22 | 13 | -21.4% |
| 4 | SAINT-GOBAIN GLASS FRANCE | 65 | 22 | 20 | 20 | 3 | 0.0% |
| 5 | FLOORING INDUSTRIES LIMITED, SARL | 65 | 45 | 20 | · | · | — |
| 6 | Pella Corporation | 63 | 13 | 27 | 14 | 9 | -48.1% |
| 7 | i4F Licensing NV | 50 | 11 | 11 | 18 | 10 | +63.6% |
| 8 | ANDERSEN CORPORATION | 47 | 7 | 23 | 13 | 4 | -43.5% |
| 9 | JELD-WEN, Inc. | 44 | 10 | 17 | 15 | 2 | -11.8% |
| 10 | LOUISIANA-PACIFIC CORPORATION | 42 | 10 | 12 | 13 | 7 | +8.3% |
| 11 | Champion Link International Corporation | 41 | 13 | 11 | 14 | 3 | +27.3% |
| 12 | Gold Bond Building Products, LLC | 41 | 11 | 14 | 14 | 2 | 0.0% |
| 13 | VKR HOLDING A/S | 38 | 7 | 14 | 17 | · | +21.4% |
| 14 | DDP SPECIALTY ELECTRONIC MATERIALS US, LLC | 38 | 12 | 11 | 12 | 3 | +9.1% |
| 15 | CEMCO, LLC | 37 | 6 | 20 | 8 | 3 | -60.0% |
| 16 | LuxWall, Inc. | 34 | · | 18 | 13 | 3 | -27.8% |
| 17 | Arconic Technologies LLC | 31 | 5 | 9 | 8 | 9 | -11.1% |
| 18 | AWI Licensing LLC | 31 | 8 | 9 | 10 | 4 | +11.1% |
| 19 | ARMSTRONG WORLD INDUSTRIES, INC. | 30 | 12 | 5 | 8 | 5 | +60.0% |
| 20 | Endura Products, LLC | 30 | 10 | 8 | 5 | 7 | -37.5% |
| 21 | CORNING INCORPORATED | 28 | 7 | 10 | 8 | 3 | -20.0% |
| 22 | DUPONT SAFETY & CONSTRUCTION, INC. | 28 | 12 | 5 | 8 | 3 | +60.0% |
| 23 | Hunter Douglas Inc. | 28 | 8 | 6 | 14 | · | +133.3% |
| 24 | Hilti Aktiengesellschaft | 27 | 11 | 12 | 3 | 1 | -75.0% |
| 25 | Masonite Corporation | 27 | 10 | 8 | 7 | 2 | -12.5% |