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Corporate Rankings Rankings of the groups’ invention by technologies: Electrical engineering
Corporate Rankings Rankings of the groups’ invention by technologies: Electrical engineering
Rankings of the groups’ invention by technologies: Electrical engineering
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| Rank | Group | Number of Patents | Continent | Country |
| 1 | HITACHI LTD | 70667 | Asia | Japan |
| 2 | SAMSUNG ELECTRONICS CO.,LTD. | 64525 | Asia | South korea |
| 3 | SONY CORPORATION | 57167 | Asia | Japan |
| 4 | LG CORP. | 53680 | Asia | South korea |
| 5 | NEC CORPORATION | 48026 | Asia | Japan |
| 6 | CANON INC | 42738 | Asia | Japan |
| 7 | FUJITSU LIMITED | 35753 | Asia | Japan |
| 8 | MITSUBISHI ELECTRIC CORPORATION | 32607 | Asia | Japan |
| 9 | HYNIX SEMICONDUCTOR INC. | 24473 | Asia | South korea |
| 10 | RICOH CO LTD | 23886 | Asia | Japan |
| 11 | SHARP CORPORATION | 23800 | Asia | Japan |
| 12 | NIPPON TELEGRAPH AND TELEPHONE CORPORATION | 23457 | Asia | Japan |
| 13 | FUJIFILM HOLDINGS CORP. | 23028 | Asia | Japan |
| 14 | SANYO ELECTRIC CO LTD | 20468 | Asia | Japan |
| 15 | SEIKO EPSON CORPORATION | 20089 | Asia | Japan |
| 16 | SIEMENS AG | 19395 | Europe | Germany |
| 17 | TOSHIBA CORPORATION | 14768 | Asia | Japan |
| 18 | KYOCERA CORPORATION | 14091 | Asia | Japan |
| 19 | MICRON TECHNOLOGY INC | 12464 | America | United states |
| 20 | SUMITOMO ELECTRIC INDUSTRIES, LTD. | 12449 | Asia | Japan |
| 21 | INTEL CORP | 11979 | America | United states |
| 22 | HEWLETT-PACKARD COMPANY | 11854 | America | United states |
| 23 | MICROSOFT CORP | 10865 | America | United states |
| 24 | DENSO CORPORATION | 10537 | Asia | Japan |
| 25 | MOTOROLA INC | 9159 | America | United states |
| 26 | ALCATEL-LUCENT S.A. | 8686 | Europe | France |
| 27 | INFINEON TECHNOLOGIES AG | 8030 | Europe | Germany |
| 28 | ALPS ELECTRIC CO LTD | 7880 | Asia | Japan |
| 29 | TDK CORPORATION | 7851 | Asia | Japan |
| 30 | TOYOTA MOTOR CORPORATION | 7834 | Asia | Japan |
| 31 | CASIO COMPUTER CO LTD | 7220 | Asia | Japan |
| 32 | JVC KENWOOD HOLDINGS, INC | 6786 | Asia | Japan |
| 33 | TELEFONAKTIEBOLAGET LM ERICSSON | 6646 | Europe | Sweden |
| 34 | YAZAKI CORPORATION | 6311 | Asia | Japan |
| 35 | ADVANCED MICRO DEVICES INC | 6251 | America | United states |
| 36 | TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LIMITED | 6034 | Asia | Taiwan |
| 37 | MURATA MANUFACTURING CO. LIMITED | 6031 | Asia | Japan |
| 38 | NIKON CORPORATION | 5904 | Asia | Japan |
| 39 | NISSAN MOTOR CO LTD | 5797 | Asia | Japan |
| 40 | OLYMPUS CORP. | 5721 | Asia | Japan |
| 41 | SUN MICROSYSTEMS INC | 5527 | America | United states |
| 42 | FUJI ELECTRIC HOLDINGS CO., LTD. | 5325 | Asia | Japan |
| 43 | FUNAI ELECTRIC CO LTD | 4773 | Asia | Japan |
| 44 | HON HAI PRECISION INDUSTRY CO., LTD. | 4515 | Asia | Taiwan |
| 45 | SK TELECOM CO.,LTD. | 4490 | Asia | South korea |
| 46 | TEXAS INSTRUMENTS INC | 4384 | America | United states |
| 47 | AT&T INC. | 4263 | America | United states |
| 48 | UNITED MICROELECTRONICS CORPORATION | 4249 | Asia | Taiwan |
| 49 | KONICA MINOLTA HOLDINGS, INC. | 3808 | Asia | Japan |
| 50 | CISCO SYSTEMS INC | 3771 | America | United states |