Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D757852 | Clip | Matteo Bonacina, Won Sik Keum, Jeffrey Frederick Miller | 2016-05-31 |
| D754791 | Clip | Matteo Bonacina, Won Sik Keum, Jeffrey Frederick Miller | 2016-04-26 |
| D713876 | Spindle assembly | Matteo Bonacina, Won Sik Keum, Jeffrey Frederick Miller, Francesca Pezze | 2014-09-23 |
| D701901 | Tape dispenser | Matteo Bonacina, Won Sik Keum, Jeffrey Frederick Miller, Francesca Pezze | 2014-04-01 |
| D642621 | Writing instrument clip | Wonsik Keum, Kenneth Seiff, Martin Gloeckle | 2011-08-02 |
| 6579159 | Chemical planar head dampening system | James R. Case, Gerald Kiballa | 2003-06-17 |
| 6254463 | Chemical planar head dampening system | James R. Case, Gerald Kiballa | 2001-07-03 |