Inventor · disambiguated record
Soichi Hasegawa
Also filed as: HASEGAWA SOICHI
3 granted patents·7 citations·filing 1989–1997
60Inventor score
Top patents by PatentIndex Score
3 records- 0128US5049465AElectrophotographic photosensitive material and method of preparing sameSOMAR CORP·Filed 1989·Granted Sep 17, 1991·2 cites·8 claims
- 0227US5972837AReversible thermal-recording composite and rewritable reversible thermal-recording sheet and card using the sameSUGAWARA IND·Filed 1997·Granted Oct 26, 1999·3 cites·4 claims
- 0327US5053303AElectrophotographic element having separate charge generating and charge transporting layersSOMAR CORP·Filed 1989·Granted Oct 1, 1991·2 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →