| 781 | Resistors | Company Product |
| 782 | Resonator Crystals | Company Product |
| 783 | Resonators | Company Product |
| 784 | Resorcinol | Company Product |
| 785 | Resorts | Company Product |
| 786 | Resource Recovery | Company Product |
| 787 | Respirator | Company Product |
| 788 | Respirators | Company Product |
| 789 | Respirators Protections | Company Product |
| 790 | Respiratory Device | Company Product |
| 791 | Respiratory Protect | Company Product |
| 792 | Respiratory Protection | Company Product |
| 793 | Responsive Website Design | Company Product |
| 794 | Responsive Website Development | Company Product |
| 795 | Restaurant | Company Product |
| 796 | Restaurant Equipment & Supplies | Company Product |
| 797 | Restaurant Owners & Operators | Company Product |
| 798 | Restaurants | Company Product |
| 799 | Resting ECG | Company Product |
| 800 | Restore Body Lotion | Company Product |
| 801 | Restore Body Wash | Company Product |
| 802 | Resurface Cylinder Head Process | Company Product |
| 803 | Resuscitators | Company Product |
| 804 | Retail Software | Company Product |
| 805 | Retail Steam Bath Equipment & Supplies | Company Product |
| 806 | Retail Table Cloths & Covers | Company Product |
| 807 | Retail Television Dealers | Company Product |
| 808 | Retail Watches | Company Product |
| 809 | Retainer | Company Product |
| 810 | Retainer Ring | Company Product |