Niels Diffrient
60Patents
25h-index
12Co-inventors
85Inventor score
Filing activity: Jun 11, 1979 → Jan 25, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6709058B1 | Ergonomic chair | Human Necessities | 123 | Expired |
| US4380352A | Reclining chair | Human Necessities | 110 | Expired |
| US4429917A | Chair | Human Necessities | 109 | Expired |
| US6959965B2 | Ergonomic chair | Human Necessities | 95 | Expired |
| USD660056S1 | Chair | General | 67 | Expired |
| USD274675S | Chair | General | 64 | Expired |
| US5490466A | Adjustable keyboard support | Emerging Cross-Sectional Technologies | 63 | Expired |
| US5337657A | Computer training and support table system | Human Necessities | 57 | Expired |
| US8061775B2 | Seating apparatus with reclining movement | Emerging Cross-Sectional Technologies | 46 | Active |
| US4624083A | Screen system for offices and method of making and installing same | Fixed Constructions | 45 | Expired |
| US5640912A | Foldable table with detachable wire management tray | Human Necessities | 45 | Expired |
| USD322729S | Table | General | 42 | Expired |
| USD314299S | Table leg | General | 38 | Expired |
| US5934201A | Table with wire manager | Human Necessities | 37 | Expired |
| US4986195A | Tilting table top mechanism | Human Necessities | 35 | Expired |
| US4827850A | Table with folding modesty panel | Human Necessities | 33 | Expired |
| US5560302A | Table bridging apparatus | Human Necessities | 32 | Expired |
| USD274579S | Chair | General | 30 | Expired |
| USD282510S | Chair | General | 30 | Expired |
| US7980631B2 | Ergonomic armrest | Human Necessities | 30 | Active |
| US6571519B1 | Panel partition system with centralized power and communication distribution | Fixed Constructions | 28 | Expired |
| USD433854S | Ergonomic stool | General | 28 | Expired |
| USD329554S | Table | General | 27 | Expired |
| US7475946B2 | Ergonomic armrest | Human Necessities | 27 | Expired |
| US6754998B2 | Partition panel for a space dividing system | Fixed Constructions | 25 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.