Inventor · disambiguated record
Yoji Arai
Also filed as: ARAI YOJI · MAYAMA SHINJI
8 granted patents·78 citations·filing 1975–2017
85Inventor score
Top patents by PatentIndex Score
8 records- 0177US4622485ADischarge lamp with neon gas in outer tubeHITACHI LTD·Filed 1985·Granted Nov 11, 1986·22 cites·10 claims
- 0270US11408677B2Module for natural gas liquefier apparatus and natural gas liquefier apparatusJGC CORP·Filed 2017·Granted Aug 9, 2022·1 cites·12 claims
- 0369US4587460AHigh-pressure discharge lamp operating circuitHITACHI LTD·Filed 1984·Granted May 6, 1986·23 cites·6 claims
- 0462US4097781AAtomic spectrum light source deviceHITACHI LTD·Filed 1975·Granted Jun 27, 1978·9 cites·15 claims
- 0558US4803406AHigh-pressure discharge lamp operating circuitHITACHI LTD·Filed 1985·Granted Feb 7, 1989·17 cites·15 claims
- 0641US4366418ASpectral source, particularly for atomic absorption spectrometryHITACHI LTD·Filed 1980·Granted Dec 28, 1982·5 cites·15 claims
- 0734US9205858B2Tilt steering column deviceNSK LTD·Filed 2013·Granted Dec 8, 2015·0 cites·6 claims
- 0830US4198589ASpectral source, particularly for atomic absorption spectrometryHITACHI LTD·Filed 1978·Granted Apr 15, 1980·1 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →