Inventor · disambiguated record
Sadayasu Yamakawa
Also filed as: YAMAKAWA SADAYASU
2 granted patents·45 citations·filing 1991–1994
65Inventor score
Technology areasH05B
Files withSTANLEY ELECTRIC CO LTD2
Top patents by PatentIndex Score
2 recordsIdentity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →