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| Patents for Otto König | |||||
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| Number | Title | Classification(s) | |||
| 632,792 | Pocket Knife | 30/144, 30/152, 30/157, 7/119, 7/155 | |||
| 647,528 | Improvements in Handles for Knives and Other Tools | 81/490 | |||
| 683,374 | Pneumatic hammer | 72/453.03, 74/583 | |||
| 788,876 | Pneumatic hammer | 60/370, 72/453.18 | |||