| # | Name | Location | Applications |
|---|---|---|---|
| 1. | H & H PACKAGING PTY. LTD. | π¦πΊ Yagoona, Australia | 1 |
| 2. | HH PATENT A/S | π©π° , Denmark | 1 |
| 3. | HH PATENT A/S | π©π° Ansager, Denmark | 2 |
| 4. | HHP Engineering Solutions International, Inc. | πΊπΈ Lubbock, TX, United States | 1 |