Inventor · disambiguated record
Syogo Iwai
Also filed as: IWAI SYOGO
4 granted patents·226 citations·filing 1989–2000
82Inventor score
Top patents by PatentIndex Score
4 records- 0193US5912284ACement additive, its production process and useNIPPON CATALYTIC CHEM IND·Filed 1997·Granted Jun 15, 1999·108 cites·12 claims
- 0292US6388038B1Method for producing polycarboxylic acid for cement dispersant and cement compositionNIPPON CATALYTIC CHEM IND·Filed 2000·Granted May 14, 2002·58 cites·3 claims
- 0386US6174980B1Cement dispersant, method for producing polycarboxylic acid for cement dispersant and cement compositionNIPPON CATALYTIC CHEM IND·Filed 1997·Granted Jan 16, 2001·50 cites·10 claims
- 0456US4910552AAutomatic document feeder for electrophotographic copying machine with a drum for supporting a documentSHARP KK·Filed 1989·Granted Mar 20, 1990·10 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →