Assignee
HAMADA OSAMU
2 granted patents·16 citations·filing 1975–2010
Top patents by PatentIndex Score
2 records- 0173US4004246APulse width modulated signal amplifierHAMADA OSAMU·Filed 1975·Granted Jan 18, 1977·15 cites·9 claims
- 0271USRE44185ERadio communication apparatus and radio communication method, radio communication system, recording medium, and computer programHAMADA OSAMU·Filed 2010·Granted Apr 30, 2013·1 cites·178 claims
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