John F. Schaefer
10Patents
6h-index
4Co-inventors
59Inventor score
Filing activity: Mar 14, 1990 → Aug 1, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5411474A | Method and apparatus for conditioning insufflation gas for laparoscopic surgery | Human Necessities | 118 | Expired |
| US7250035B1 | Method and apparatus for treating gas for delivery to an animal | Human Necessities | 54 | Expired |
| US6068609A | Method and apparatus for conditioning gas for medical procedures having humidity monitoring and recharge alert | Human Necessities | 44 | Expired |
| US5127458A | Venetian blind | Fixed Constructions | 29 | Expired |
| USD341744S | Venetian blind | General | 24 | Expired |
| USD331681S | Window blind grip | General | 22 | Expired |
| US7455653B2 | Method and apparatus for treating gas for use in endoscopic surgery | Human Necessities | 5 | Expired |
| US7449007B2 | Method and apparatus for conditioning gas for medical procedures | Human Necessities | 4 | Active |
| USD335059S | Connector for wand and actuating mechanism | General | 3 | Expired |
| US9017280B2 | Method and apparatus for conditioning gas for medical procedures | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.