Inventor · disambiguated record
Hiroyoshi Rangu
Also filed as: RANGU HIROYOSHI
3 granted patents·80 citations·filing 1984–1986
74Inventor score
Files withNEC CORP3
Top patents by PatentIndex Score
3 records- 0189US4669086AFrequency-stabilized semiconductor laser oscillatorNEC CORP·Filed 1984·Granted May 26, 1987·42 cites·5 claims
- 0260US4727341AOptical modulatorNEC CORP·Filed 1986·Granted Feb 23, 1988·23 cites·9 claims
- 0357US4636821ASurface-emitting semiconductor elementsNEC CORP·Filed 1984·Granted Jan 13, 1987·15 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →