Inventor · disambiguated record
Yasuo Hirozumi
Also filed as: HIROZUMI YASUO
4 granted patents·71 citations·filing 1988–1991
78Inventor score
Files withKOITO MFG CO LTD4
Top patents by PatentIndex Score
4 records- 0168US4879491AElectric lamp assemblyKOITO MFG CO LTD·Filed 1988·Granted Nov 7, 1989·28 cites·6 claims
- 0263US5250872ADischarge lamp unit having improved discharge tube mountKOITO MFG CO LTD·Filed 1991·Granted Oct 5, 1993·18 cites·7 claims
- 0357US5043624AElectric lamp assembly having a band connected to integrally formed metal pieces on a baseKOITO MFG CO LTD·Filed 1989·Granted Aug 27, 1991·20 cites·3 claims
- 0440US5186671AManufacturing method of discharge lamp electrodeKOITO MFG CO LTD·Filed 1991·Granted Feb 16, 1993·5 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →