Patent Theme
Refrigerator Door Design
Innovations in the mechanical design, aesthetic features, and integrated functionalities of refrigerator doors, including hinges, handles, internal wiring, and lighting.
4,979 US filings from 782 companies since 2023 · 2023: 1,309 · 2024: 1,575 · 2025: 1,482 · 2026 YTD: 613
Refrigerators & Cold Storage
Top companies
Ranked by filings in this theme since 2023. 2026 is partial.
| # | Company | Since 2023 | 2023 | 2024 | 2025 | 2026 YTD | YoY |
|---|
| 1 | LG ELECTRONICS INC. | 1,126 | 294 | 370 | 328 | 134 | -11.4% |
| 2 | Whirlpool Corporation | 388 | 134 | 136 | 90 | 28 | -33.8% |
| 3 | SAMSUNG ELECTRONICS CO., LTD. | 350 | 76 | 105 | 119 | 50 | +13.3% |
| 4 | Haier US Appliance Solutions, Inc. | 227 | 48 | 64 | 80 | 35 | +25.0% |
| 5 | HAIER SMART HOME CO., LTD. | 208 | 48 | 90 | 56 | 14 | -37.8% |
| 6 | QINGDAO HAIER REFRIGERATOR CO., LTD. | 194 | 43 | 86 | 52 | 13 | -39.5% |
| 7 | BSH Hausgeräte GmbH | 146 | 43 | 45 | 34 | 24 | -24.4% |
| 8 | Hyundai Motor Company | 122 | 43 | 24 | 35 | 20 | +45.8% |
| 9 | Kia Corporation | 106 | 30 | 22 | 34 | 20 | +54.5% |
| 10 | ILLINOIS TOOL WORKS INC. | 71 | 13 | 21 | 24 | 13 | +14.3% |
| 11 | MIDEA GROUP CO., LTD. | 67 | 13 | 25 | 20 | 9 | -20.0% |
| 12 | Assa Abloy Entrance Systems AB | 42 | 15 | 12 | 13 | 2 | +8.3% |
| 13 | HEFEI HUALING CO., LTD. | 38 | 7 | 12 | 12 | 7 | 0.0% |
| 14 | Hefei Midea Refrigerator Co., Ltd. | 37 | 7 | 13 | 12 | 5 | -7.7% |
| 15 | Anthony, Inc. | 36 | 7 | 12 | 13 | 4 | +8.3% |
| 16 | Magna Mirrors of America, Inc. | 36 | 10 | 9 | 13 | 4 | +44.4% |
| 17 | Schlage Lock Company LLC | 34 | 11 | 6 | 12 | 5 | +100.0% |
| 18 | AISIN CORPORATION | 33 | 8 | 10 | 11 | 4 | +10.0% |
| 19 | Magna Closures Inc. | 32 | 7 | 8 | 14 | 3 | +75.0% |
| 20 | ELECTROLUX HOME PRODUCTS, INC. | 30 | 20 | 10 | · | · | — |
| 21 | Ford Global Technologies, LLC | 28 | 7 | 9 | 9 | 3 | 0.0% |
| 22 | Julius Blum GmbH | 28 | 9 | 11 | 7 | 1 | -36.4% |
| 23 | The Boeing Company | 27 | 7 | 7 | 10 | 3 | +42.9% |
| 24 | Masonite Corporation | 26 | 6 | 9 | 8 | 3 | -11.1% |
| 25 | ELECTROLUX APPLIANCES AKTIEBOLAG | 24 | 9 | 6 | 5 | 4 | -16.7% |