Michael Helmer
88Patents
5h-index
38Co-inventors
72Inventor score
Filing activity: May 2, 1983 → Nov 15, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4573586A | Easter egg dyeing and drying device | Performing Operations; Transporting | 30 | Expired |
| US6805386B2 | Door lock having a closing aid | Emerging Cross-Sectional Technologies | 15 | Expired |
| US9155842B2 | Medication delivery device and method of assembling a medication delivery device | Emerging Cross-Sectional Technologies | 8 | Active |
| US9707352B2 | Drug delivery device and method for a drug delivery device | Emerging Cross-Sectional Technologies | 6 | Active |
| US9336690B2 | Training mechanism for drug delivery device | Human Necessities | 6 | Active |
| US11033688B2 | Injection device with axially moving needle holder | Human Necessities | 4 | Active |
| US10842947B2 | Medicament injection device | Human Necessities | 4 | Active |
| USD354421S | Egg dyeing holder | General | 4 | Expired |
| US7559410B2 | Electronic drive of a parking brake | Emerging Cross-Sectional Technologies | 4 | Active |
| US10610645B2 | Activating mechanism for a medicament delivery device and medicament delivery device | Human Necessities | 3 | Active |
| US11565051B2 | Sensor system | Human Necessities | 3 | Active |
| US11213627B2 | Medicament injection device | Human Necessities | 2 | Active |
| US11147923B2 | Medicament injection device | Human Necessities | 2 | Active |
| US8986259B2 | Piston rod assembly for a drug delivery device | Emerging Cross-Sectional Technologies | 2 | Active |
| US11197963B2 | Device for attachment to an injection device | Human Necessities | 1 | Active |
| US10799637B2 | Cartridge carrier assembly | Human Necessities | 1 | Active |
| US8864722B2 | Cartridge holder and drug delivery device | Emerging Cross-Sectional Technologies | 1 | Active |
| US11730879B2 | Packaging assembly | Physics | 1 | Active |
| US11071832B2 | Medicament injection device | Human Necessities | 1 | Active |
| US10518032B2 | Medicament delivery device having an activating mechanism | Human Necessities | 1 | Active |
| US11207466B2 | State indicator and drug delivery device with a state indicator and a method for manufacturing a drug delivery device | Human Necessities | 1 | Active |
| US8900202B2 | Drive mechanism for drug delivery devices | Human Necessities | 1 | Active |
| US11581095B2 | Medical query answering apparatus | Physics | 0 | Active |
| US11878152B2 | Determining a status of an injection | Human Necessities | 0 | Active |
| US11986637B2 | State indicator and drug delivery device with a state indicator and a method for manufacturing a drug delivery device | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.