David D. Merrick
33Patents
21h-index
18Co-inventors
82Inventor score
Filing activity: Nov 1, 1985 → Nov 30, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5779319A | Child seat retractor | Performing Operations; Transporting | 67 | Expired |
| US5839793A | Child seat harness clip | Emerging Cross-Sectional Technologies | 64 | Expired |
| US5873635A | Child seat harness clip with web lock | Emerging Cross-Sectional Technologies | 54 | Expired |
| US4720148A | Belt retractor with tongue/buckle controlled locking cam | Performing Operations; Transporting | 50 | Expired |
| US5511856A | Cable activated harness retractor for child seat | Emerging Cross-Sectional Technologies | 40 | Expired |
| US5311653A | Web adjuster for plastic coated web | Emerging Cross-Sectional Technologies | 40 | Expired |
| US5380066A | Belt retractor with push button controlled locking bar | Performing Operations; Transporting | 38 | Expired |
| US5219207A | Automatic locking tether for vehicle seat | Performing Operations; Transporting | 33 | Expired |
| US5219206A | Automatic locking tether for vehicle seat | Performing Operations; Transporting | 32 | Expired |
| US5560565A | Dual spool retractor | Performing Operations; Transporting | 29 | Expired |
| US4942649A | Safety belt buckle | Emerging Cross-Sectional Technologies | 29 | Expired |
| USD389426S | Contoured harness clip | General | 28 | Expired |
| US5370333A | Delayed locking retractor | Performing Operations; Transporting | 28 | Expired |
| USD338119S | Seat mounting bar | General | 27 | Expired |
| US6312015A | Clamp for retractor belt | Performing Operations; Transporting | 26 | Expired |
| US6412863B1 | Vehicle restraint system with slidable seat | Performing Operations; Transporting | 26 | Expired |
| US4876772A | Safety belt buckle | Emerging Cross-Sectional Technologies | 25 | Expired |
| US6065777A | Clamp for retractor belt | Performing Operations; Transporting | 24 | Expired |
| US6631926B2 | Clamp for retractor belt with actuator | Performing Operations; Transporting | 24 | Expired |
| US6328379A | Vehicle restraint system with slidable seat | Performing Operations; Transporting | 23 | Expired |
| US4651946A | Belt retractor with belt retraction lock | Performing Operations; Transporting | 23 | Expired |
| US6315232A | Retractor belt boot scraper | Performing Operations; Transporting | 18 | Expired |
| US6017173A | Web retractor with release lever and tightening handle | Performing Operations; Transporting | 16 | Expired |
| US8002348B2 | Restraint system for a suspendable vehicle safety seat | Performing Operations; Transporting | 13 | Active |
| US6135685A | Web retractor with release lever and tightening handle | Performing Operations; Transporting | 10 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.