Stephen A. Haglund
9Patents
7h-index
6Co-inventors
56Inventor score
Filing activity: Apr 11, 1977 → Jan 29, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6312247A | Vacuum debulking table for thermoplastic materials | Performing Operations; Transporting | 20 | Expired |
| US6162314A | Thermal welding of fiber reinforced thermoplastic prepreg | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4306230A | Self-checking photoelectric smoke detector | Electricity | 17 | Expired |
| US4282519A | Interconnection of alarms of smoke detectors with distinguishable alarms | Physics | 16 | Expired |
| US4155081A | Rechargeable battery backup power source for an ionization smoke detector device | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4222046A | Abnormal condition responsive means with periodic high sensitivity | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4119904A | Low battery voltage detector | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4920884A | Selectable lightweight attack munition | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US6241506A | Compression mold | Performing Operations; Transporting | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.