| # | Name | Location | Applications |
|---|---|---|---|
| 1. | K&K BIOTECH | πΊπΈ Albuquerque, NM, United States | 2 |
| 2. | K.K. BCJ-94 | π―π΅ Tokyo, Japan | 3 |
| 3. | KK&B Connection Holding B.V. | π³π± Groningen, Netherlands | 1 |
| 4. | KKBOX Technologies Limited | ππ° Kowloon, Hong Kong | 1 |