Michael J. Schaffer
36Patents
11h-index
22Co-inventors
75Inventor score
Filing activity: Aug 15, 1977 → Dec 18, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD274963S | Chest of drawers | General | 35 | Expired |
| US4252605A | Self-imploding liner system for magnetic field compression | Emerging Cross-Sectional Technologies | 30 | Expired |
| US4217171A | Blanket design for imploding liner systems | Emerging Cross-Sectional Technologies | 25 | Expired |
| USD272210S | Chest of drawers | General | 24 | Expired |
| US5353314A | Electric field divertor plasma pump | Emerging Cross-Sectional Technologies | 19 | Expired |
| USD269742S | Crib | General | 19 | Expired |
| USD275537S | Crib footboard | General | 18 | Expired |
| USD273831S | Crib footboard | General | 13 | Expired |
| USD270973S | Combined dressing table and plural shelf unit for an infant | General | 12 | Expired |
| US4780961A | Probe assembly and circuit for measuring machine | Physics | 11 | Expired |
| USD269229S | Combined crib, chest and bed unit | General | 11 | Expired |
| US4734247A | Helical shaping method and apparatus to produce large translational transform in pinch plasma magnetic confinement | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4922307A | Method and apparatus for improving the measuring accuracy of a micrometer | Physics | 6 | Expired |
| US6819572B2 | Electromagnetic noise suppression device | Electricity | 5 | Expired |
| US4924715A | Contact sensing system | Physics | 5 | Expired |
| USD275061S | Crib footboard | General | 4 | Expired |
| USD271457S | Crib footboard | General | 3 | Expired |
| USD271456S | Crib footboard | General | 3 | Expired |
| US4305783A | Tokamak with liquid metal toroidal field coil | Emerging Cross-Sectional Technologies | 3 | Expired |
| USD271357S | Crib footboard | General | 3 | Expired |
| USD271925S | Crib footboard | General | 2 | Expired |
| US7894773B2 | Reducing exposure of radio devices to interference through adaptive selection of repetitive symbols | Electricity | 2 | Active |
| US4615860A | Tokamak with in situ magnetohydrodynamic generation of toroidal magnetic field | Emerging Cross-Sectional Technologies | 2 | Expired |
| USD270982S | Crib footboard | General | 1 | Expired |
| US7315459B2 | Electromagnetic noise reduction device | Electricity | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.