Inventor · Nara, JP

Kikuo Ohta

43Patents
10h-index
26Co-inventors
71Inventor score

Filing activity: Jun 2, 1975 → Oct 22, 1984

Most-cited inventions

PatentTitleAreaCited byStatus
USD266664S Combined radio receiver and tape recorder General 34 Expired
USD259785S Combined tape recorder and radio receiver General 31 Expired
USD260646S Combined radio, clock and calculator General 19 Expired
USD283613S Combined radio receiver and tape recorder General 17 Expired
USD254738S Radio receiver General 17 Expired
USD273379S Combined portable radio and cassette tape recorder General 13 Expired
USD249682S Combination microphone, speaker and control unit for a radio transceiver General 12 Expired
USD276913S Radio receiver General 12 Expired
USD254437S Motor vehicular citizens' band transceiver General 11 Expired
USD274722S Combined radio receiver and tape recorder General 11 Expired
USD262700S Combined cassette recorder and radio receiver General 10 Expired
USD266166S Clock radio General 10 Expired
USD273382S Radio receiver General 9 Expired
USD254737S Radio receiver General 9 Expired
USD247495S Combined tuner and amplifier General 9 Expired
USD260890S Radio receiver General 8 Expired
USD248472S Radio receiver General 7 Expired
USD256362S Radio receiver General 7 Expired
USD264717S Radio receiver General 7 Expired
USD252425S Portable radio receiver General 7 Expired
USD252992S Radio receiver General 6 Expired
USD257351S Radio receiver General 6 Expired
USD265398S Combined tuner and tape deck General 6 Expired
USD244102S Combined portable radio and tape recorder General 5 Expired
USD290701S Radio tuner General 5 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.