Inventor · disambiguated record
Seiji Yanagisawa
Also filed as: YANAGISAWA SEIJI
5 granted patents·26 citations·filing 2002–2006
77Inventor score
Files withHITACHI LTD5
Top patents by PatentIndex Score
5 records- 0172US6698223B2Energy collecting system and method of operating the sameHITACHI LTD·Filed 2002·Granted Mar 2, 2004·11 cites·10 claims
- 0267US7081688B2Energy recovery apparatus and method of operating energy recovering apparatusHITACHI LTD·Filed 2006·Granted Jul 25, 2006·2 cites·4 claims
- 0362US7019411B2Energy recovery apparatus and method of operating energy recovering apparatusHITACHI LTD·Filed 2003·Granted Mar 28, 2006·11 cites·16 claims
- 0452US7191610B2Energy collecting system and method of operating the sameHITACHI LTD·Filed 2004·Granted Mar 20, 2007·1 cites·4 claims
- 0543US7174735B2Energy collecting system and method of operating the sameHITACHI LTD·Filed 2004·Granted Feb 13, 2007·1 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →