Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE43040 | Advancing/retracting mechanism | Andrew Bielecki | 2011-12-27 |
| 7891897 | Travel multiplier mechanisms for writing instruments | Nicholas M. Nanos, Andrew Bielecki, Gennady Plavnik | 2011-02-22 |