The following is a list of the top ten recipients of patents issued by the United States Patent and Trademark Office in 2003:
- 3415 patents to IBM, headquartered in Armonk, New York
- 1992 patents to Canon Kabushiki Kaisha, headquartered in Tokyo
- 1893 patents to Hitachi, Ltd, headquartered in Tokyo
- 1786 patents to Matsushita Electric Industrial Co, headquartered in Kadoma, Japan
- 1759 patents to Hewlett-Packard, headquartered in Palo Alto, California
- 1707 patents to Micron Technology, headquartered in Boise, Idaho
- 1592 patents to Intel Corporation, headquartered in Santa Clara, California
- 1353 patents to Royal Philips Electronics, headquartered in Amsterdam
- 1313 patents to Samsung Electronics Co, headquartered in Daegu, Korea
- 1311 patents to Sony Corporation, headquartered in Tokyo
- IBM
- Canon Kabushiki Kaisha
- Micron Technology
- NEC Corporation, headquartered in Tokyo
- Hitachi, Ltd.
- Matsushita Electric Industrial Co.
- Sony Corporation
- General Electric Company, headquartered in Fairfield, Connecticut
- Hewlett-Packard
- Mitsubishi, headquartered in Tokyo