This list includes the top patent fillers in the automotive industry in the past 20 years, and the ranking for the companies are given on the basis of their patent count.
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| S. No. | Company | Headquarter | Patent Count |
| 1 | Toyota | Japan | 343497 |
| 2 | Volkswagen Group | Germany | 165276 |
| 3 | Denso | Japan | 157566 |
| 4 | Hyundai Motor | South Korea | 149551 |
| 5 | Nissan Motor | Japan | 79730 |
| 6 | Ford Motor | USA | 79017 |
| 7 | General Motors | USA | 72642 |
| 8 | Honda | Japan | 66749 |
| 9 | BMW | Germany | 61964 |
| 10 | Beiqi Foton Motor | China | 42830 |
| 11 | Audi | Germany | 42600 |
| 12 | Kia Motors | South Korea | 41510 |
| 13 | Stellantis | Netherlands | 41092 |
| 14 | Geely | China | 38517 |
| 15 | Renault | France | 38003 |
| 16 | FAW Group | China | 36538 |
| 17 | Chang’an Automobile Group | China | 34247 |
| 18 | Mercedes Benz | Germany | 31980 |
| 19 | Thyssenkrupp | Germany | 30118 |
| 20 | Mazda | Japan | 30105 |
| 21 | Byd Company | China | 29201 |
| 22 | Peugeot | France | 29155 |
| 23 | Psa Group | France | 29101 |
| 24 | Changan Automobile | China | 27354 |
| 25 | Great Wall Motors | China | 25178 |
| 26 | Chery Automobile | China | 24696 |
| 27 | Forvia | France | 22445 |
| 28 | Rolls Royce | United Kingdom | 21369 |
| 29 | Volvo Group | Sweden | 21341 |
| 30 | Isuzu Motors | Japan | 19329 |
| 31 | Subaru | Japan | 19220 |
| 32 | Suzuki Motor | Japan | 19184 |
| 33 | Scania | Sweden | 18615 |
| 34 | Mitsubishi Motors | Japan | 16001 |
| 35 | Jaguar | United Kingdom | 12489 |
| 36 | Saic Motor | China | 12271 |
| 37 | Man Truck & Bus | Germany | 9964 |
| 38 | Tata Motors | India | 9856 |
| 39 | Marelli | Italy | 6966 |
| 40 | Ferrari | Italy | 6384 |
| 41 | Dongfeng Motor Corporation | China | 5709 |
| 42 | Nio | China | 5673 |
| 43 | Navistar | USA | 4175 |
| 44 | Daimler Truck | Germany | 4154 |
| 45 | Tesla | USA | 3304 |
| 46 | Xpeng Motors | China | 2994 |
| 47 | Leapmotor | China | 2831 |
| 48 | Škoda | Czech Republic | 2359 |
| 49 | Hozon Auto | China | 2174 |
| 50 | Mahindra & Mahindra | India | 2081 |
| 51 | Zotye Auto | China | 1950 |
| 52 | BAIC Group | China | 1872 |
| 53 | Lamborghini | Italy | 1469 |
| 54 | Li Auto | China | 1433 |
| 55 | Lucid Motors | USA | 844 |
| 56 | Bentley Motors | United Kingdom | 764 |
| 57 | Opel | Germany | 680 |
| 58 | Aston Martin | United Kingdom | 508 |
| 59 | Maserati | Italy | 434 |
| 60 | Lotus Cars | United Kingdom | 231 |
| 61 | Polestar | Sweden | 205 |
| 62 | Porsche | Germany | 101 |
| 63 | Fiat | Italy | 86 |
| 64 | Vinfast | Vietnam | 77 |
| 65 | Zhongxing Auto (ZX Auto) | China | 74 |
| 66 | Fisker | USA | 50 |
| 67 | Cadillac | USA | 42 |
| 68 | Rivian | USA | 16 |
| 69 | Blue Bird Corporation | USA | 9 |
| 70 | Club Car | USA | 9 |
| 71 | Marcopolo | Brazil | 8 |
| 72 | Dacia | Romania | 3 |
| 73 | SEAT | Spain | 2 |