Inventor · disambiguated record
Isamu Ichizuka
Also filed as: ICHIZUKA ISAMU
3 granted patents·67 citations·filing 1991–1995
73Inventor score
Files withASAHI DENKA KOGYO KK3
Top patents by PatentIndex Score
3 records- 0166US5193960AWasher with elastic water-swellable rubberASAHI DENKA KOGYO KK·Filed 1991·Granted Mar 16, 1993·34 cites·10 claims
- 0262US5476718ACompound water-sealing sealantASAHI DENKA KOGYO KK·Filed 1995·Granted Dec 19, 1995·27 cites·4 claims
- 0336US5444128AWater-sealing sheetASAHI DENKA KOGYO KK·Filed 1993·Granted Aug 22, 1995·6 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →