John Hardt
11Patents
6h-index
5Co-inventors
55Inventor score
Filing activity: Oct 27, 1998 → Jun 4, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7107705B2 | Insole with improved cushioning and anatomical centering device | Human Necessities | 60 | Expired |
| US6598319B2 | Insole with rebounding and cushioning areas and adjustable arch support | Human Necessities | 58 | Expired |
| US6059744A | Ankle support and heel cushioning device | Human Necessities | 9 | Expired |
| USD598663S1 | Brite kids chair | General | 9 | Expired |
| US7207625B1 | Teacher's chair | Human Necessities | 9 | Active |
| US7735537B2 | Portable wall-partition | Fixed Constructions | 6 | Active |
| US7584776B2 | Portable wall-partition | Fixed Constructions | 5 | Active |
| USD573444S1 | Furniture connection locking device | General | 5 | Expired |
| US7249745B2 | Encapsulated end caps and method of making the same for a writing board tray | Performing Operations; Transporting | 4 | Expired |
| US7207805B2 | Encapsulated tray and end caps for a writing board | Performing Operations; Transporting | 0 | Expired |
| USD575342S1 | Eraser | General | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.