Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6811059 | Self-cleaning fluid dispenser | Vincent A. Piucci, Charles R. Sperry, Walter C. Sadakierski | 2004-11-02 |
| 6804933 | Apparatus and method for forming inflated containers | Charles R. Sperry | 2004-10-19 |
| 6675557 | Apparatus for dispensing fluid into pre-formed, flexible containers and enclosing the fluid within the containers | Charles R. Sperry | 2004-01-13 |
| 6651406 | Apparatus and method for forming inflated containers | Charles R. Sperry | 2003-11-25 |
| 6598373 | Apparatus and method for forming inflated containers | Charles R. Sperry | 2003-07-29 |
| 6569283 | Inflator/sealer device for inflatable packaging cushion | Charles R. Sperry, James Corliss | 2003-05-27 |
| 6550229 | Device for sealing two plies of film together, particularly for enclosing a foamable composition in a flexible container | Charles R. Sperry | 2003-04-22 |
| 6276532 | Inflatable packaging cushion with a resistance wire | Charles R. Sperry | 2001-08-21 |