Leonard Porche
14Patents
7h-index
11Co-inventors
63Inventor score
Filing activity: Aug 13, 1990 → Aug 5, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5622166A | Dry powder inhaler delivery system | Human Necessities | 174 | Expired |
| US6029663A | Dry powder inhaler delivery system | Human Necessities | 140 | Expired |
| US8622978B2 | Tool for adjusting an implantable adjustable fluid flow control valve | Human Necessities | 26 | Expired |
| US6371464B1 | Valve spring | Emerging Cross-Sectional Technologies | 24 | Expired |
| USD922572S1 | Tool for adjusting an implantable adjustable fluid flow control valve | General | 13 | Active |
| USD333185S | Wand for determining drug test result | General | 11 | Expired |
| US9364646B2 | Tool for adjusting an implantable adjustable fluid flow control valve | Human Necessities | 10 | Active |
| USD928313S1 | Tool for adjusting an implantable adjustable fluid flow control valve | General | 2 | Active |
| USD961071S1 | Tool for adjusting an implantable adjustable fluid flow control valve | General | 0 | Active |
| USD944393S1 | Tool for adjusting an implantable adjustable fluid flow control valve | General | 0 | Active |
| USD946143S1 | Tool for adjusting an implantable adjustable fluid flow control valve | General | 0 | Active |
| USD944394S1 | Tool for adjusting an implantable adjustable fluid flow control valve | General | 0 | Active |
| USD1054554S1 | Tool for adjusting an implantable adjustable fluid flow control valve | General | 0 | Active |
| USD945608S1 | Tool for adjusting an implantable adjustable fluid flow control valve | General | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.