Kai Kroll
64Patents
28h-index
17Co-inventors
85Inventor score
Filing activity: Sep 3, 1993 → Feb 27, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5925066A | Atrial arrythmia sensor with drug and electrical therapy control apparatus | Human Necessities | 135 | Expired |
| US5842967A | Contactless transducer stimulation and sensing of ossicular chain | Electricity | 129 | Expired |
| US5762583A | Piezoelectric film transducer | Electricity | 120 | Expired |
| US5879283A | Implantable hearing system having multiple transducers | Electricity | 117 | Expired |
| US5735876A | Electrical cardiac output forcing method and apparatus for an atrial defibrillator | Human Necessities | 114 | Expired |
| US6005955A | Middle ear transducer | Human Necessities | 110 | Expired |
| US5707338A | Stapes vibrator | Electricity | 105 | Expired |
| US5899847A | Implantable middle-ear hearing assist system using piezoelectric transducer film | Human Necessities | 96 | Expired |
| US6261224A | Piezoelectric film transducer for cochlear prosthetic | Human Necessities | 92 | Expired |
| US5836863A | Hearing aid transducer support | Human Necessities | 91 | Expired |
| US5391186A | Method and apparatus for utilizing short tau capacitors in an implantable cardioverter defibrillator | Human Necessities | 88 | Expired |
| US6342035B1 | Hearing assistance device sensing otovibratory or otoacoustic emissions evoked by middle ear vibrations | Electricity | 82 | Expired |
| US6592513B1 | Method for creating a coupling between a device and an ear structure in an implantable hearing assistance device | Electricity | 80 | Expired |
| US6050933A | Hearing aid transducer support | Human Necessities | 77 | Expired |
| US5782883A | Suboptimal output device to manage cardiac tachyarrhythmias | Human Necessities | 72 | Expired |
| US6001129A | Hearing aid transducer support | Human Necessities | 68 | Expired |
| US6171229A | Ossicular transducer attachment for an implantable hearing device | Electricity | 63 | Expired |
| US6351670B1 | Electrical cardiac assist for an implantable syncope monitor | Human Necessities | 57 | Expired |
| US6230056A | Method and apparatus for preventing clotting during a trial fibrillation | Human Necessities | 51 | Expired |
| US7720549B2 | Partially implantable system for the electrical treatment of abnormal tissue growth | Human Necessities | 50 | Expired |
| US7072712B2 | Disposable external defibrillator with hinged housing halves | Emerging Cross-Sectional Technologies | 50 | Expired |
| US6585637B2 | Method and apparatus for fixation type feedback reduction in implantable hearing assistance systems | Electricity | 48 | Expired |
| US6491722B1 | Dual path implantable hearing assistance device | Electricity | 44 | Expired |
| US6185457A | Method and apparatus for electrically forcing cardiac output in an arrhythmia patient | Human Necessities | 41 | Expired |
| US7412285B2 | Method and device for treating cancer with electrical therapy in conjunction with chemotherapeutic agents and radiation therapy | Human Necessities | 40 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.