Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D570061 | Sweeping machine | Hermann Haaga | 2008-05-27 |
| D454847 | Portable recording and playback device | — | 2002-03-26 |
| D331688 | Knife sharpener or the like | — | 1992-12-15 |
| D314716 | Infant scale | — | 1991-02-19 |
| D309868 | Kitchen scale | — | 1990-08-14 |
| D308834 | Kitchen scale | — | 1990-06-26 |
| D307872 | Scale | — | 1990-05-15 |
| D303358 | Diet and household scale | — | 1989-09-12 |
| D302666 | Household scale | — | 1989-08-08 |
| D302665 | Diet and household scale with bowl | — | 1989-08-08 |
| D302395 | Kitchen scale | — | 1989-07-25 |
| D298375 | Pair of escalator control boxes | Dietrich E. Herrmann | 1988-11-01 |
| D296374 | Pair of escalator control boxes | Dietrich E. Herrmann | 1988-06-21 |
| D289745 | Weighing scale | — | 1987-05-12 |
| D289386 | Weighing scale | — | 1987-04-21 |
| D281587 | Postage scale | — | 1985-12-03 |
| D281235 | Household scale | — | 1985-11-05 |
| D267341 | Blood pressure measuring instrument or similar article | Alfred Kern, Reinhold Rapp | 1982-12-21 |