John A. Murray
16Patents
12h-index
10Co-inventors
75Inventor score
Filing activity: May 19, 1976 → Dec 28, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4117060A | Method and apparatus for the manufacture of concrete and like products | Emerging Cross-Sectional Technologies | 101 | Expired |
| US4093690A | Method for the manufacture of concrete and like products | Emerging Cross-Sectional Technologies | 99 | Expired |
| US4427610A | Method and apparatus for curing concrete products | Chemistry; Metallurgy | 96 | Expired |
| US4436498A | Apparatus for curing concrete products | Emerging Cross-Sectional Technologies | 59 | Expired |
| US4117059A | Method and apparatus for the manufacture of concrete products | Emerging Cross-Sectional Technologies | 57 | Expired |
| US6011345A | Device and method for controlling transductive systems | Electricity | 55 | Expired |
| US4266921A | Method and apparatus for the manufacture of concrete and like products | Emerging Cross-Sectional Technologies | 42 | Expired |
| US8955076B1 | Controlling access to a protected resource using multiple user devices | Electricity | 41 | Active |
| US8875255B1 | Preventing user enumeration by an authentication server | Physics | 22 | Active |
| US4398960A | Concrete mixes | Chemistry; Metallurgy | 18 | Expired |
| US5657779A | Method and apparatus for forming elongate PTFE material and PTFE material particularly dental floss | Performing Operations; Transporting | 13 | Expired |
| US5806539A | Method and apparatus for forming elongate PTFE material and PTFE material particularly dental floss | Performing Operations; Transporting | 13 | Expired |
| US7360484B1 | Self-standing aluminum can crushing device | Emerging Cross-Sectional Technologies | 9 | Active |
| US4233008A | Apparatus for the manufacture of concrete products | Performing Operations; Transporting | 2 | Expired |
| US9331259B2 | Intrinsic adaptive and autonomic piezotransformer circuits | Electricity | 1 | Active |
| US6720706B2 | Reduced component drive circuit | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.