Inventor · disambiguated record
Heisaku Mazawa
Also filed as: MAZAWA HEISAKU
2 granted patents·22 citations·filing 1995–2001
59Inventor score
Technology areasG08G
Files withNIPPON SIGNAL CO LTD2
Top patents by PatentIndex Score
2 records- 0158US6504485B2Monitoring apparatus and control apparatus for traffic signal lightsNIPPON SIGNAL CO LTD·Filed 2001·Granted Jan 7, 2003·17 cites·41 claims
- 0228US6184799B1Monitoring apparatus and control apparatus for traffic signal lightsNIPPON SIGNAL CO LTD·Filed 1995·Granted Feb 6, 2001·5 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →