Assignee
SEIKOKEN KABUSHIKI KAISHA
JP·4 granted patents·41 citations·filing 1990–2003
Top patents by PatentIndex Score
4 records- 0151US6746302B2Windup spring drive unitSEIKOKEN KABUSHIKI KAISHA·Filed 2003·Granted Jun 8, 2004·5 cites·7 claims
- 0242US5628668AWalking dollSEIKOKEN KABUSHIKI KAISHA·Filed 1995·Granted May 13, 1997·18 cites·20 claims
- 0336US5638922APull-back windup type spring drive unitSEIKOKEN KABUSHIKI KAISHA·Filed 1995·Granted Jun 17, 1997·9 cites·7 claims
- 0435US5103936ASpring drive unit of pull-back windup typeSEIKOKEN KABUSHIKI KAISHA·Filed 1990·Granted Apr 14, 1992·9 cites·7 claims
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