Inventor · disambiguated record
Masana Ugaji
Also filed as: UGAJI MASANA
7 granted patents·235 citations·filing 1979–1993
88Inventor score
Files withSONY CORP7
Top patents by PatentIndex Score
7 records- 0190US4281223AElectro-acoustic transducerSONY CORP·Filed 1979·Granted Jul 28, 1981·76 cites·19 claims
- 0288US5525890ABattery unit and battery energy billing methodSONY CORP·Filed 1993·Granted Jun 11, 1996·65 cites·17 claims
- 0370US4618591ASilicon carbide-carbon composite molded product and process for manufacturing the sameSONY CORP·Filed 1985·Granted Oct 21, 1986·23 cites·10 claims
- 0462US4275278ADiaphragm for a loudspeakerSONY CORP·Filed 1979·Granted Jun 23, 1981·24 cites·16 claims
- 0557US4696827ASilicon carbide-carbon composite molded product and process for manufacturing the sameSONY CORP·Filed 1983·Granted Sep 29, 1987·15 cites·16 claims
- 0657US4276452AMembrane type electro-acoustic transducerSONY CORP·Filed 1979·Granted Jun 30, 1981·19 cites·7 claims
- 0738US4726443ADiaphragmSONY CORP·Filed 1985·Granted Feb 23, 1988·13 cites·10 claims
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