| # | Name | Location | Applications |
|---|---|---|---|
| 1. | T-CAP IP B.V. | 🇳🇱 Amsterdam, Netherlands | 1 |
| 2. | T. CALLAWAY AND ASSOCIATES PTY LTD | 🇦🇺 Bonnet Bay, Australia | 1 |
| 3. | T.C. AIRTECH, INC. | 🇺🇸 Northville, MI, United States | 1 |
| 4. | TCA SYSTEMS GMBH | 🇦🇹 Vienna, Austria | 1 |
| 5. | TCA Technologies Inc. | 🇨🇦 Guelph, Canada | 1 |
| 6. | TCAM TECHNOLOGIES, INC. | 🇺🇸 Mentor, OH, United States | 1 |