Inventor · disambiguated record
Ryu Arasawa
Also filed as: ARASAWA RYU
2 granted patents·1 pending application·9 citations·filing 1990–2022
47Inventor score
Top patents by PatentIndex Score
3 records- 0154US12292072B2Management system using a sensing washer for detecting attachment state of attachment objectALPS ALPINE CO LTD·Filed 2022·Granted May 6, 2025·0 cites·4 claims
- 0233US5175044ASheet-like ceramic substrate for tip partsALPS ELECTRIC CO LTD·Filed 1990·Granted Dec 29, 1992·9 cites·2 claims
- 0330US2007059589A1Optical member for measuring concentration, concentration measurement unit including the optical member, and fuel cellARASAWA RYU·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →