John C. Hamilton
53Patents
16h-index
19Co-inventors
81Inventor score
Filing activity: Jul 28, 1992 → Nov 22, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6315746A | Cervical spinal orthosis having a movable chest plate | Emerging Cross-Sectional Technologies | 81 | Expired |
| US5460046A | Method and apparatus for ultrasonic pipeline inspection | Physics | 59 | Expired |
| US9119989B1 | Exercise machine handle system | Human Necessities | 51 | Active |
| US5330514A | Dummy for practicing cardiopulmonary resuscitation (CPR) of a human being | Physics | 47 | Expired |
| US5468151A | Dummy for practicing cardiopulmonary resuscitation (CPR) of a human being | Physics | 39 | Expired |
| US9597545B1 | Exercise machine handle system | Human Necessities | 36 | Active |
| US9393454B2 | Exercise machine tension system | Human Necessities | 34 | Active |
| US10155129B2 | Pilates machine tension device support system | Human Necessities | 34 | Active |
| US9415253B2 | Exercise machine carriage handle system | Human Necessities | 32 | Active |
| US9604095B1 | Exercise machine carriage handle system | Human Necessities | 30 | Active |
| US9586081B2 | Exercise machine handle system | Human Necessities | 28 | Active |
| US5878748A | Apparatus for providing foot and leg support for an immobilized patient | Human Necessities | 20 | Expired |
| US9474924B2 | Exercise machine handle system | Human Necessities | 18 | Active |
| US10857418B2 | Exercise machine | Human Necessities | 17 | Active |
| US10300328B2 | Tilting exercise machine | Human Necessities | 17 | Active |
| US10792528B1 | Pilates machine tension device support system | Human Necessities | 16 | Active |
| US9868010B2 | Pilates machine tension device support system | Human Necessities | 15 | Active |
| US10118067B2 | Exercise machine carriage handle system | Human Necessities | 15 | Active |
| US10022577B2 | Pilates machine tension device support system | Human Necessities | 15 | Active |
| US9498667B1 | Exercise machine carriage handle system | Human Necessities | 15 | Active |
| US9744395B1 | Pilates machine tension device support system | Human Necessities | 14 | Active |
| US10716964B1 | Exercise machine carriage handle system | Human Necessities | 14 | Active |
| US10835775B1 | Exercise machine ergonomic handle system | Human Necessities | 14 | Active |
| US5256070A | Dummy for practicing cardiopulmonary resuscitation (CPR) of a human being | Physics | 14 | Expired |
| US9649527B1 | Pilates machine tension device support system | Human Necessities | 12 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.