| 781 | Internal Grinding Machines | Company Product |
| 782 | Internal Honing Machines | Company Product |
| 783 | Internal Paintings | Company Product |
| 784 | Internal Sensor | Company Product |
| 785 | Internal Telephone Wiring For Telecommunications | Company Product |
| 786 | International | Company Product |
| 787 | International Procurement Office | Company Product |
| 788 | International Restaurants | Company Product |
| 789 | International School | Company Product |
| 790 | Internet Hosting | Company Product |
| 791 | Internet Marketing Service | Company Product |
| 792 | Internet Service Provider | Company Product |
| 793 | Interpretation Service | Company Product |
| 794 | Interval Timers | Company Product |
| 795 | Interview | Company Product |
| 796 | Intimate Wash | Company Product |
| 797 | Intravenous Solution Manufacturers | Company Product |
| 798 | Intrinsic Safety | Company Product |
| 799 | Intrinsic Safety Interface Controls | Company Product |
| 800 | Intrinsically Safe System | Company Product |
| 801 | Intrinsically Safe Wireless Pressure Sensors | Company Product |
| 802 | Intruder Alarms | Company Product |
| 803 | Intrusion Detection Systems | Company Product |
| 804 | Intrusion Detectors | Company Product |
| 805 | Inventory Service | Company Product |
| 806 | Inventory Software | Company Product |
| 807 | Inverta Push | Company Product |
| 808 | Inverted Microscopes | Company Product |
| 809 | Inverter | Company Product |
| 810 | Inverter Air Compressors | Company Product |