Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D309076 | Thermal beverage server | — | 1990-07-10 |
| D285835 | Tooth elevator for use in extractions | — | 1986-09-23 |
| D279545 | Stripping tool | Mats Norin | 1985-07-09 |
| D274968 | Frame for a child's automobile seat | Ingvar L. Lindstrom, Kerstin M. Hagland, Erik Lindgren | 1984-08-07 |
| D274863 | Child's automobile seat | Ingvar L. Lindstrom, Kerstin M. Hagland, Erik Lindgren | 1984-07-31 |
| D268405 | Walker | Kerstin M. Hagland | 1983-03-29 |
| D268418 | Harp | Kerstin M. Hagland | 1983-03-29 |
| D267892 | Board for playing games | Kerstin M. Hagland | 1983-02-08 |