Inventor · disambiguated record
Kiyonori Iwama
Also filed as: IWAMA KIYONORI
5 granted patents·209 citations·filing 1975–1980
84Inventor score
Files withPIONEER ELECTRONIC CORP5
Top patents by PatentIndex Score
5 records- 0193US4170742APiezoelectric transducer with multiple electrode areasPIONEER ELECTRONIC CORP·Filed 1977·Granted Oct 9, 1979·87 cites·9 claims
- 0289US4045695APiezoelectric electro-acoustic transducerPIONEER ELECTRONIC CORP·Filed 1975·Granted Aug 30, 1977·71 cites·2 claims
- 0374US4268653AProcess for preparation of a polymeric piezo-electric material and material prepared by said processPIONEER ELECTRONIC CORP·Filed 1980·Granted May 19, 1981·28 cites·10 claims
- 0451US3973150ARectangular, oriented polymer, piezoelectric diaphragmPIONEER ELECTRONIC CORP·Filed 1975·Granted Aug 3, 1976·17 cites·8 claims
- 0536US3976897APiezoelectric electro-acoustic diaphragm transducer with composite resilient backingPIONEER ELECTRONIC CORP·Filed 1975·Granted Aug 24, 1976·6 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →