Douglas E. Weitzel
16Patents
5h-index
14Co-inventors
63Inventor score
Filing activity: Jul 8, 1994 → Jan 22, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7027887B2 | Apparatus, systems and methods for use in three-dimensional printing | Emerging Cross-Sectional Technologies | 75 | Expired |
| US9782551B2 | Compliance monitoring module for a breath-actuated inhaler | Human Necessities | 27 | Active |
| US5554967A | Reminder device | Physics | 22 | Expired |
| US9782550B2 | Compliance monitoring module for a breath-actuated inhaler | Human Necessities | 11 | Active |
| US9884157B2 | Inhalation device, control method and computer program | Human Necessities | 9 | Active |
| US10463816B2 | Compliance-assisting module for an inhaler | Human Necessities | 5 | Active |
| US8371294B2 | Method and apparatus for driving a transducer of an inhalation device | Human Necessities | 5 | Active |
| US10569034B2 | Compliance monitoring module for a breath-actuated inhaler | Human Necessities | 4 | Active |
| US10905356B2 | Compliance monitoring module for an inhaler | Human Necessities | 1 | Active |
| US12364824B2 | Compliance monitoring module for a breath-actuated inhaler | Human Necessities | 0 | Active |
| US11944425B2 | Compliance monitoring module for an inhaler | Human Necessities | 0 | Active |
| US10058661B2 | Inhalation monitoring system and method | Human Necessities | 0 | Active |
| US11660408B2 | Compliance-assisting module for an inhaler | Human Necessities | 0 | Active |
| US10744283B2 | Tidal dry powder inhaler with miniature pressure sensor activation | Human Necessities | 0 | Active |
| US11141547B2 | Inhalation monitoring system and method | Human Necessities | 0 | Active |
| US10918816B2 | Compliance monitoring module for a breath-actuated inhaler | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.