Inventor · disambiguated record
Ryuuji Akiyama
Also filed as: AKIYAMA RYUUJI
5 granted patents·3 pending applications·132 citations·filing 1993–2025
78Inventor score
Top patents by PatentIndex Score
8 records- 0187US7185504B2Air conditionerDAIKIN IND LTD·Filed 2002·Granted Mar 6, 2007·84 cites·14 claims
- 0267US11774114B2Air treatment deviceDAIKIN IND LTD·Filed 2022·Granted Oct 3, 2023·0 cites·16 claims
- 0367US8657937B2Dust collectorMOTEGI KANJI·Filed 2009·Granted Feb 25, 2014·6 cites·7 claims
- 0460US2025381313A1Ultraviolet emission unitDAIKIN IND LTD·Filed 2025·Application pending·0 cites
- 0558US11384957B2Drain pan, drain pan unit, and air conditionerDAIKIN IND LTD·Filed 2021·Granted Jul 12, 2022·0 cites·11 claims
- 0656US5538691AReaction vessel for optical measurementDAIKIN IND LTD·Filed 1993·Granted Jul 23, 1996·42 cites·18 claims
- 0748US2022288263A1Aromatic deodorizing deviceDAIKIN IND LTD·Filed 2022·Application pending·0 cites
- 0833US2004050077A1Air conditionerFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →