William J. Lawrence
35Patents
12h-index
31Co-inventors
81Inventor score
Filing activity: Jun 16, 1975 → Jun 22, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD328794S | Diagnostic instrument or similar article | General | 131 | Expired |
| US6450411B1 | Environmental stabilization system and method for maintenance and inventory | Mechanical Engineering; Lighting; Heating | 93 | Expired |
| USD327743S | Sample cup holder or similar article | General | 58 | Expired |
| USD249874S | Digital wrist watch | General | 44 | Expired |
| USD323400S | Pipette tip holder or similar article | General | 39 | Expired |
| USD338419S | Automated analyzer | General | 32 | Expired |
| USD256028S | Case for an electronic learning aid, game or similar apparatus | General | 25 | Expired |
| USD244086S | Digital watch casing | General | 22 | Expired |
| USD330596S | Diagnostic immunoassay machine | General | 22 | Expired |
| USD273466S | Combined wall thermostat and digital clock | General | 21 | Expired |
| USD337387S | Assay module magazine holder | General | 16 | Expired |
| USD324271S | Sample cup or similar article | General | 14 | Expired |
| USD245674S | Wrist watch | General | 11 | Expired |
| US5172547A | Electronic valve control for gas generator outflow | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| USD253937S | Loran C receiver | General | 9 | Expired |
| USD254779S | Digital thermometer | General | 9 | Expired |
| US4897192A | Rotary filtration device | Performing Operations; Transporting | 8 | Expired |
| USD261773S | Design for a handheld calculator | General | 8 | Expired |
| USD254723S | Digital thermometer | General | 7 | Expired |
| US4818401A | Rotary filtration device | Performing Operations; Transporting | 6 | Expired |
| USD249388S | Calculator casing | General | 5 | Expired |
| US4400148A | Recovery of fines in air laid papermaking | Textiles; Paper | 4 | Expired |
| USD256472S | Case for an electronic calculator | General | 2 | Expired |
| USD247927S | Calculator casing | General | 2 | Expired |
| USD250293S | Calculator casing | General | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.