Joel Johnson
8Patents
4h-index
10Co-inventors
54Inventor score
Filing activity: Jan 4, 1979 → Mar 10, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5615529A | Border blocks for tree and shrub decoration | Human Necessities | 30 | Expired |
| US4446608A | Valve spring compressor for internal combustion engine | Emerging Cross-Sectional Technologies | 8 | Expired |
| US8226291B2 | Adjustable orbit imbalance compensating orbital shaker | Performing Operations; Transporting | 7 | Active |
| US6390132B1 | Fluid stream pulse damper | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US4630150A | Optical tool for aligning transducer head assemblies | Physics | 2 | Expired |
| US8534905B2 | Adjustable orbit imbalance compensating orbital shaker | Performing Operations; Transporting | 1 | Active |
| USPP35731P2 | Daphne plant named ‘Moon Canyon’ | General | 0 | Active |
| USD257960S | Transmission shim selector | General | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.