Michiel Groothuis
8Patents
6h-index
3Co-inventors
56Inventor score
Filing activity: May 28, 1987 → Aug 27, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4748603A | Chronograph watch | Physics | 36 | Expired |
| US4910720A | Watch having a visible energy producing oscillatory mass | Physics | 13 | Expired |
| US7366058B2 | Gear for watch movement | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4924453A | Watch having a glass retaining strap | Physics | 11 | Expired |
| US4922474A | Timepiece and method for its realization | Physics | 7 | Expired |
| US7724611B2 | Day of the month display mechanism for watch movement | Physics | 7 | Active |
| US5014251A | Device producing stopping of a movable element in a determined position and a timepiece having a counting indicator of a finite duration | Physics | 3 | Expired |
| US7817501B2 | Mechanism for moving an indicator of a clock | Physics | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.