Patent assignee · JP · COMPANY

Nikko Co., Ltd.

81Patents
8Active
81Granted
40Portfolio score

Filing activity: Sep 28, 1976 → Apr 4, 2019 · 4 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US4571213A Direction-converting device for a toy car Human Necessities 1,423 Expired
USD538861S1 Remote control toy vehicle General 70 Expired
US4878876A Apparatus for changing the running track of a racing toy Human Necessities 59 Expired
US5484321A Radio-controlled track vehicles Emerging Cross-Sectional Technologies 45 Expired
US4563626A Rechargeable wireless-control toy Electricity 44 Expired
US5035016A Air-mat apparatus Human Necessities 44 Expired
US5053593A Low-frequency electromagnetic induction heater Emerging Cross-Sectional Technologies 39 Expired
US4982461A Bathtub having a pump, and bath system having a pump Human Necessities 35 Expired
US5088955A Sound effect device for radio controllable toy vehicle Human Necessities 26 Expired
US4705487A Movable toy automatically swingable between an up position and a down position Human Necessities 24 Expired
US4471566A Direction converting device for a running car racer Human Necessities 24 Expired
US5482494A Toy vehicle having rolling oscillatory motion Human Necessities 23 Expired
US5061579A Battery receptacle for radio controllable motor toys Emerging Cross-Sectional Technologies 22 Expired
US5061835A Low-frequency electromagnetic induction heater Electricity 21 Expired
US4563162A Toy car remotely controllable by fiber optic means Human Necessities 21 Expired
US5667421A Toy vehicle Human Necessities 19 Expired
US4112615A Remote control system for a movable toy vehicle Human Necessities 19 Expired
US6394876B1 Running toy with a pivotal undercarriage mechanism Human Necessities 18 Expired
US5951363A Toy vehicle capable of expanding and contracting Human Necessities 17 Expired
USD504430S1 Remote controller General 16 Expired
USD478638S1 Remote controller General 16 Expired
US5922245A Conductor paste for plugging through-holes in ceramic circuit boards and a ceramic circuit board having this conductor paste Emerging Cross-Sectional Technologies 15 Expired
USD480117S1 Remote control General 15 Expired
US6042449A Self-standing traveling toy Human Necessities 15 Expired
USD502968S1 Remote control General 14 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.