Inventor · disambiguated record
Tsutomu Yoshioka
Also filed as: YOSHIOKA TSUTOMU
7 granted patents·284 citations·filing 1980–2007
88Inventor score
Top patents by PatentIndex Score
7 records- 0194US4451518AReinforcing memberNISSAN MOTOR·Filed 1982·Granted May 29, 1984·93 cites·7 claims
- 0292US4369608APanel for automobileNISSAN MOTOR·Filed 1980·Granted Jan 25, 1983·67 cites·4 claims
- 0371US5483506ARadio receiver with playback meansCLARION CO LTD·Filed 1993·Granted Jan 9, 1996·46 cites·23 claims
- 0466US8189823B2Speaker systemTEZUKA SEIICHI·Filed 2007·Granted May 29, 2012·8 cites·8 claims
- 0556US5715322AThroat device interconnecting a plurality of drive units and a hornTOA CORP·Filed 1996·Granted Feb 3, 1998·28 cites·5 claims
- 0651US5285025ALoudspeaker hornTOA CORP·Filed 1990·Granted Feb 8, 1994·20 cites·9 claims
- 0746US6658128B1Horn loudspeakerTOA CORP·Filed 1999·Granted Dec 2, 2003·22 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →