Hans Halm
72Patents
24h-index
15Co-inventors
85Inventor score
Filing activity: Jun 25, 1976 → Jan 25, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5052071A | Toothbrush with displaceable head | Human Necessities | 134 | Expired |
| US5651158A | Toothbrush with resiliently flexible head | Performing Operations; Transporting | 130 | Expired |
| US6178582A | Toothbrush comprising a resilient flex region | Performing Operations; Transporting | 91 | Expired |
| USD322558S | Dispenser for liquid detergent or similar article | General | 72 | Expired |
| US5813079A | Toothbrush having a flexibility linked zone in its head | Human Necessities | 69 | Expired |
| US6442786B2 | Toothbrush comprising a resilient flex region | Performing Operations; Transporting | 67 | Expired |
| US6101659A | Toothbrush | Human Necessities | 66 | Expired |
| USD319583S | Liquid detergent dispenser or similar article | General | 58 | Expired |
| US6675428B2 | Toothbrush comprising a resilient flex region | Performing Operations; Transporting | 54 | Expired |
| USD321315S | Combined container and spray nozzle | General | 50 | Expired |
| USD319781S | Liquid detergent dispenser or similar article | General | 47 | Expired |
| USD360760S | Toothbrush | General | 46 | Expired |
| USD319581S | Liquid detergent dispenser or similar article | General | 45 | Expired |
| USD375206S | Toothbrush | General | 45 | Expired |
| US5774923A | Toothbrush having a flexibly linked zone in its head | Human Necessities | 39 | Expired |
| US5373965A | Collapsible container for pasty products | Performing Operations; Transporting | 39 | Expired |
| USD319183S | Dispenser for liquid detergent or similar article | General | 36 | Expired |
| USD310957S | Container with spray dispenser top | General | 36 | Expired |
| US5903949A | Toothbrush | Human Necessities | 35 | Expired |
| USD322754S | Container for dispensing liquid detergent or similar article | General | 34 | Expired |
| USD328977S | Handle for toothbrushes | General | 30 | Expired |
| USD372363S | Toothbrush | General | 27 | Expired |
| USD318613S | Container for dispensing liquid detergent or similar article | General | 27 | Expired |
| USD388959S | Toothbrush handle | General | 26 | Expired |
| USD321320S | Liquid detergent dispenser with lid or similar article | General | 22 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.