Issued Patents All Time
Showing 25 most recent of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D439050 | Reusable container half | Paul A. Connors, John M. Darst | 2001-03-20 |
| 6193090 | Reusable container | Paul A. Connors, John M. Darst | 2001-02-27 |
| 6053346 | Reusable one-piece storage and shipping container | Paul A. Connors, John M. Darst | 2000-04-25 |
| 5622260 | Support for tape pancakes | Davis W. Chamberlin | 1997-04-22 |
| 5582312 | Reusable, multiple-piece storage container | Davis W. Chamberlin | 1996-12-10 |
| 5551568 | Stacking device for containers | Davis W. Chamberlin | 1996-09-03 |
| 5501351 | Reusable, multiple-piece storage container | Davis W. Chamberlin | 1996-03-26 |
| 5429240 | Light-tight container | Thomas P. Biebel, Davis W. Chamberlin, Jacqueline J. Forbes, Susan K. Jongewaard | 1995-07-04 |
| 5359475 | Air filter system for helical scanner drum with vented drum cover | Lester Mickel Aseere, Robert L. Hanson, Marvin J. Niezgocki | 1994-10-25 |
| 5303823 | Reusable, two-piece storage container | Davis W. Chamberlin | 1994-04-19 |
| 5284246 | Support for tape pancakes | Davis W. Chamberlin | 1994-02-08 |
| 5232092 | Shock shield for shipping cases | Davis W. Chamberlin, John A. Heveron | 1993-08-03 |
| 5165542 | Reusable container for tape pancakes | Frank A. Sommerfeldt, Forrest A. Johnsen, Davis W. Chamberlin | 1992-11-24 |
| 5125511 | Blow molded box | Davis W. Chamberlin, Carl S. Ahlberg | 1992-06-30 |
| 5033778 | Integral over-center toggle latch for use with a molded case | Davis W. Chamberlin, Jacqueline J. Forbes | 1991-07-23 |
| 5027949 | Lock for magnetic tape reel shipping case | F. Edward Terwilliger, Davis W. Chamberlin, Jon R. Clark | 1991-07-02 |
| D317078 | Reel case | — | 1991-05-28 |
| 4974740 | Triple-action latch for a shipping case | Davis W. Chamberlin, Jacqueline J. Forbes | 1990-12-04 |
| 4815600 | Storage container for diskettes | Davis W. Chamberlin, Carl S. Ahlberg | 1989-03-28 |
| 4722017 | Static reduction in magnetic record disk assemblies | Wayne H. Vannet, John D. Hakanson | 1988-01-26 |
| 4665456 | Reusable record tab for videotape cassette | Carl S. Ahlberg | 1987-05-12 |
| 4648514 | Hanging holder for tape cassette | — | 1987-03-10 |
| 4570197 | Static reduction in magnetic recording cassettes | John D. Hakanson | 1986-02-11 |
| 4553871 | Device for cleaning phonograph stylus | — | 1985-11-19 |
| 4535432 | Device for cleaning a phonograph record | Thomas A. Sandberg | 1985-08-13 |