| Rank |
Group |
Number of Patents |
Continent |
Country |
| 1 |
LG CORP. |
12552 |
Asia |
South Korea |
| 2 |
ARUZE CORPORATION |
5992 |
Asia |
Japan |
| 3 |
HITACHI LTD |
5701 |
Asia |
Japan |
| 4 |
SEKISUI CHEMICAL CO LTD |
4809 |
Asia |
Japan |
| 5 |
SANYO ELECTRIC CO LTD |
4356 |
Asia |
Japan |
| 6 |
TOTO LTD |
3722 |
Asia |
Japan |
| 7 |
YAMAHA CORPORATION |
3421 |
Asia |
Japan |
| 8 |
SAMSUNG ELECTRONICS CO.,LTD. |
3397 |
Asia |
South Korea |
| 9 |
JS GROUP CORPORATION |
2880 |
Asia |
Japan |
| 10 |
TAISEI CORPORATION |
2824 |
Asia |
Japan |
| 11 |
SHIMIZU CORPORATION |
2756 |
Asia |
Japan |
| 12 |
TOSHIBA CORPORATION |
2150 |
Asia |
Japan |
| 13 |
KAJIMA CORPORATION |
1918 |
Asia |
Japan |
| 14 |
BRIDGESTONE CORPORATION |
1799 |
Asia |
Japan |
| 15 |
MITSUBISHI ELECTRIC CORPORATION |
1792 |
Asia |
Japan |
| 16 |
KUBOTA CORPORATION |
1779 |
Asia |
Japan |
| 17 |
SHARP CORPORATION |
1525 |
Asia |
Japan |
| 18 |
SUMITOMO CORPORATION |
1524 |
Asia |
Japan |
| 19 |
SUMITOMO RUBBER INDUSTRIES LTD |
1464 |
Asia |
Japan |
| 20 |
MITSUBISHI HEAVY INDUSTRIES LTD |
1463 |
Asia |
Japan |
| 21 |
HALLIBURTON ENERGY SERVICES, INC |
1193 |
America |
United States |
| 22 |
KOMATSU LTD |
1159 |
Asia |
Japan |
| 23 |
NIPPON STEEL CORPORATION |
1118 |
Asia |
Japan |
| 24 |
CATERPILLAR INC |
997 |
America |
United States |
| 25 |
TOYOTA MOTOR CORPORATION |
913 |
Asia |
Japan |
| 26 |
TOPPAN PRINTING CO LTD |
899 |
Asia |
Japan |
| 27 |
SUMITOMO CHEMICAL CO LTD |
827 |
Asia |
Japan |
| 28 |
PANASONIC CORPORATION |
825 |
Asia |
Japan |
| 29 |
SONY CORPORATION |
814 |
Asia |
Japan |
| 30 |
CASIO COMPUTER CO LTD |
794 |
Asia |
Japan |
| 31 |
NEC CORPORATION |
782 |
Asia |
Japan |
| 32 |
AMER SPORTS OYJ |
745 |
Europe |
Finland |
| 33 |
SCHLUMBERGER N.V. |
737 |
Others |
Netherlands Antilles |
| 34 |
HYUNDAI MOTOR COMPANY CO.,LTD. |
711 |
Asia |
South Korea |
| 35 |
TORAY INDUSTRIES INC |
703 |
Asia |
Japan |
| 36 |
FUJITSU LIMITED |
679 |
Asia |
Japan |
| 37 |
KOBE STEEL LIMITED |
665 |
Asia |
Japan |
| 38 |
KAO CORPORATION |
656 |
Asia |
Japan |
| 39 |
BAKER HUGHES INC |
648 |
America |
United States |
| 40 |
FORTUNE BRANDS INC |
580 |
America |
United States |
| 41 |
WHIRLPOOL CORP |
535 |
America |
United States |
| 42 |
TOYO TIRE & RUBBER CO LTD |
533 |
Asia |
Japan |
| 43 |
DENSO CORPORATION |
530 |
Asia |
Japan |
| 44 |
SEGA SAMMY HOLDINGS INC |
517 |
Asia |
Japan |
| 45 |
KYOCERA CORPORATION |
516 |
Asia |
Japan |
| 46 |
FUJI ELECTRIC HOLDINGS CO., LTD. |
498 |
Asia |
Japan |
| 47 |
ROLAND CORPORATION |
493 |
Asia |
Japan |
| 48 |
GROUPE SEB FRANCE |
468 |
Europe |
France |
| 49 |
MITSUBISHI MATERIALS CORPORATION |
455 |
Asia |
Japan |
| 50 |
TOYOTA INDUSTRIES CORPORATION |
452 |
Asia |
Japan |