John A. Long
26Patents
10h-index
10Co-inventors
72Inventor score
Filing activity: Aug 13, 1976 → Jan 22, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6809819B1 | Methods for determining oil in seeds | Physics | 73 | Expired |
| US4651983A | Card feeder control | Performing Operations; Transporting | 31 | Expired |
| US5129641A | Multiple stage dispenser | Performing Operations; Transporting | 26 | Expired |
| US5445367A | System and method for preparing letters for mailing | Physics | 23 | Expired |
| US5538232A | System and method for preparing letters for mailing | Physics | 21 | Expired |
| US5457941A | Envelope stuffing machine | Performing Operations; Transporting | 21 | Expired |
| US4903600A | Product collator imbricator and printer | Performing Operations; Transporting | 18 | Expired |
| US5334432A | Continuous form | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5430990A | Envelope stuffing apparatus | Performing Operations; Transporting | 17 | Expired |
| US5322989A | On-the-fly smart card reader | Physics | 12 | Expired |
| US6134865A | Paper stack handler | Performing Operations; Transporting | 9 | Expired |
| US6050562A | Stacked sheet feeder | Performing Operations; Transporting | 6 | Expired |
| US5402996A | Apparatus and method for feeding cards from selected card stacks using a continuously rotating drive | Performing Operations; Transporting | 6 | Expired |
| US7549697B1 | Fish receiving apparatus | Human Necessities | 5 | Active |
| USPP4097P | St. Augustine grass | General | 5 | Expired |
| US5219631A | Continuous form | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5383836A | Letter sheet forming apparatus | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5061519A | Patterned gluing apparatus and method | Performing Operations; Transporting | 4 | Expired |
| US5431387A | Method and apparatus for a reciprocating a table in response to eccentrically mounted cam | Performing Operations; Transporting | 4 | Expired |
| US5298009A | Letter sheet forming apparatus and method | Fixed Constructions | 4 | Expired |
| US5275857A | Continuous form | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6312371A | On-the-fly cut sheet folder | Performing Operations; Transporting | 2 | Expired |
| US5582398A | Apparatus and method for feeding products from selected product stacks | Performing Operations; Transporting | 1 | Expired |
| US5431973A | Continuous form | Emerging Cross-Sectional Technologies | 0 | Expired |
| USPP6279P | Kentucky bluegrass | General | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.