Inventor · disambiguated record
Eikyuu Hiruma
Also filed as: HIRUMA EIKYUU
5 granted patents·75 citations·filing 1986–1989
80Inventor score
Technology areasH01J
Files withHITACHI LTD5
Top patents by PatentIndex Score
5 records- 0184US4952839APhotoconductive device and method of operating the sameHITACHI LTD·Filed 1989·Granted Aug 28, 1990·28 cites·4 claims
- 0283US4888521APhotoconductive device and method of operating the sameHITACHI LTD·Filed 1987·Granted Dec 19, 1989·26 cites·46 claims
- 0370US4900975ATarget of image pickup tube having an amorphous semiconductor laminateHITACHI LTD·Filed 1987·Granted Feb 13, 1990·16 cites·12 claims
- 0437US4866332ATarget of image pickup tubeHITACHI LTD·Filed 1987·Granted Sep 12, 1989·3 cites·22 claims
- 0533US4717854AImage pick-up tube targetHITACHI LTD·Filed 1986·Granted Jan 5, 1988·2 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →