Inventor · disambiguated record
Ryoichi Kaiwa
Also filed as: KAIWA RYOICHI
9 granted patents·373 citations·filing 1984–1999
91Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD9
Top patents by PatentIndex Score
9 records- 0192US4670633AKeyboard assembly with lightingMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1984·Granted Jun 2, 1987·51 cites·15 claims
- 0291US6451474B1Resiliently deformable battery packMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Sep 17, 2002·122 cites·17 claims
- 0375US4881258APortable type mobile radio telephoneMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1987·Granted Nov 14, 1989·58 cites·9 claims
- 0474US6490436B1Battery pack removing deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Dec 3, 2002·52 cites·13 claims
- 0563US5327584APortable radio having cover releasing mechanism and receive switch which are operable togetherMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Jul 5, 1994·43 cites·6 claims
- 0660US4609790ALocking apparatus for telephoneMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1984·Granted Sep 2, 1986·13 cites·7 claims
- 0757US5046131APortable radio transceiver apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1989·Granted Sep 3, 1991·16 cites·2 claims
- 0843US5335367AAntenna retracting structure of portable radioMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Aug 2, 1994·14 cites·7 claims
- 0930US6204631B1Interconnection structure between portable telephone and battery packMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Mar 20, 2001·4 cites·2 claims
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