Issued Patents All Time
Showing 51–73 of 73 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5649332 | Posturized continuous mattress spring core | Steven E. Ogle | 1997-07-22 |
| 5636396 | Inner spring border firmness adjuster | Joe C. Workman, Steven E. Ogle | 1997-06-10 |
| 5615435 | Mattress cover securement apparatus | Robert C. Starr, IV | 1997-04-01 |
| 5584083 | Mattress spring core | Henry R. Ramsey, Wayne J. Provost | 1996-12-17 |
| 5509642 | Mattress innerspring structure having coaxial coil units | — | 1996-04-23 |
| 5459892 | Triple beam frame | Steven E. Ogle, Alvin R. Klancnik | 1995-10-24 |
| 5361434 | Stackable bedding foundation | Robert C. Hagemeister, Steven E. Ogle | 1994-11-08 |
| 5314064 | Sheet metal clip | John D. Poffenberger | 1994-05-24 |
| 5314065 | Sheet metal clip | Donald B. Ayres | 1994-05-24 |
| 5152509 | Bedding foundation having snap-in place modular wire springs | Steven E. Ogle | 1992-10-06 |
| 5139054 | Spring interior forming and assembling apparatus | Thomas P. Long, Michael L. Shelton | 1992-08-18 |
| 5127635 | Pocketed continuous wire multiple coil spring bedding product | Thomas P. Long, Henry R. Ramsey, John B. Schnake | 1992-07-07 |
| 5052064 | Stackable bedding foundation | Robert C. Hagemeister, Steven E. Ogle | 1991-10-01 |
| 4862531 | Bedding foundation having snap-in place formed wire springs | — | 1989-09-05 |
| 4862532 | Bedding foundation having snap-in place sinuous wire springs | Angelo Serafini, Sidney A. Hiatt, Henry Zapletal | 1989-09-05 |
| 4771494 | Offset continuous row coil spring assembly | Henry Zapletal, Edwin B. Watts, Terry Aronson | 1988-09-20 |
| 4771995 | Collapsible box spring | Angelo Serafini | 1988-09-20 |
| 4730357 | Bedding box spring | — | 1988-03-15 |
| 4685162 | Box spring having improved coil spring modules | Larry Higgins | 1987-08-11 |
| 4682394 | Bedding and seating product having double twist coil spring and method and apparatus for manufacturing the same | Angelo Serafini | 1987-07-28 |
| 4639957 | Bedding and seating product having double twist coil spring and method and apparatus for manufacturing the same | Angelo Serafini | 1987-02-03 |
| 4358097 | Spring assembly | Henry Zapletal | 1982-11-09 |
| 4295639 | Coil spring assembly and forming method | — | 1981-10-20 |