Hasbro Development Corp.
13Patents
0Active
13Granted
28Portfolio score
Filing activity: May 1, 1975 → Sep 2, 1977
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US3988855A | Posable figure having one piece connector for torso, trunk and legs | Human Necessities | 31 | Expired |
| US4067138A | Pneumatically actuated walking doll | Human Necessities | 28 | Expired |
| USD245529S | Toy submarine | General | 14 | Expired |
| US3980113A | Pencil sharpener | Performing Operations; Transporting | 14 | Expired |
| US4129963A | Toy article having changeable expression graphics | Human Necessities | 11 | Expired |
| USD250056S | Element of flexible toy track | General | 9 | Expired |
| US4062144A | Flexible doll having arm members pivotable to plural stable positions | Human Necessities | 8 | Expired |
| US4005545A | Eye shifting mechanism for doll construction | Human Necessities | 7 | Expired |
| US4068353A | Carton clip | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4018002A | Toy simulating a walking animal | Human Necessities | 6 | Expired |
| US4101134A | Sound reproducing unit tone arm | Physics | 2 | Expired |
| US4101135A | Sound reproducing unit | Physics | 0 | Expired |
| USRE29838E | Apparatus for cutting a continuous element of indeterminate length into predetermined lengths | General | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.