Inventor · disambiguated record
Atuyumi Ishikawa
Also filed as: ISHIKAWA ATUYUMI
3 granted patents·77 citations·filing 1989–1997
74Inventor score
Files withSANYO ELECTRIC CO2
Top patents by PatentIndex Score
3 records- 0159US5927087ARefrigerating cycleFiled 1997·Granted Jul 27, 1999·30 cites·18 claims
- 0259US5775413AHeat exchanger having corrugated fins and air conditioner having the sameSANYO ELECTRIC CO·Filed 1996·Granted Jul 7, 1998·29 cites·2 claims
- 0354US4909319AHeat exchangerSANYO ELECTRIC CO·Filed 1989·Granted Mar 20, 1990·18 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →