2009年美國專利排行榜

根據IFI Patent Intelligence的統計，美國專利與商標局(U.S. Patent and Trademark Office, USPTO)在2009年發出的專利數共有167,350件，較2008年上升6.1%，取得數量最多的公司依舊是IBM，工研院及鴻海則擠進前50名。
前50名的公司、國家及專利數如下：
1 INTERNATIONAL BUSINESS MACHINES CORP 4914
2 SAMSUNG ELECTRONICS CO LTD KR 3611
3 MICROSOFT CORP 2906
4 CANON K K JP 2206
5 PANASONIC CORP JP (1) 1829
6 TOSHIBA CORP JP 1696
7 SONY CORP JP 1680
8 INTEL CORP 1537
9 SEIKO EPSON CORP JP 1330
10 HEWLETT-PACKARD DEVELOPMENT CO L P (2) 1273
11 FUJITSU LTD JP 1220
12 LG ELECTRONICS INC KR 1065
13 HITACHI LTD JP 1058
14 HON HAI PRECISION INDUSTRY CO LTD TW 995
15 RICOH CO LTD JP 988
16 GENERAL ELECTRIC CO 979
17 MICRON TECHNOLOGY INC 966
18 CISCO TECHNOLOGY INC 913
19 FUJIFILM CORP JP 880
20 HONDA MOTOR CO LTD JP 774
21 HDENSO CORP JP 745
22 SIEMENS AG DE 716
23 BROADCOM CORP 714
24 SHARP K K JP 657
25 HONEYWELL INTERNATIONAL INC 655
26 TEXAS INSTRUMENTS INC 652
27 NOKIA AB OY FI 648
28 XEROX CORP 624
29 INFINEON TECHNOLOGIES AG DE 605
30 LG DISPLAY CO LTD KR (3) 597
31 HYNIX SEMICONDUCTOR INC KR 587
32 SUN MICROSYSTEMS INC 561
33 SEMICONDUCTOR ENERGY LABORATORY CO LTD JP 545
34 BOEING CO THE 534
35 BROTHER KOGYO K K JP 532
35 MITSUBISHI DENKI K K JP 532
35 TOYOTA JIDOSHA K K JP 532
38 GM GLOBAL TECHNOLOGY OPERATIONS INC 531
39 NEC CORP JP 526
40 KONINKLIJKE PHILIPS ELECTRONICS N V NL 515
41 SILVERBROOK RESEARCH PTY LTD AU 474
42 BOSCH, ROBERT GMBH DE 467
43 AT&T INTELLECTUAL PROPERTY I L P 444
44 SANYO ELECTRIC CO LTD JP 443
45 FUJI XEROX CO LTD JP 425
46 SAMSUNG SDI CO LTD KR 423
47 ALCATEL-LUCENT USA INC 413
48 INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE TW 397
49 NEC ELECTRONICS CORP JP 391
50 HITACHI GLOBAL STORAGE TECHNOLOGIES NETHERLANDS B V 385