Inventor · disambiguated record
Yasuaki Iizuka
Also filed as: IIZUKA YASUAKI
4 granted patents·1 pending application·4 citations·filing 2007–2017
61Inventor score
Files withJOHNSON CONTROLS-HITACHI AIR CONDITIONING TECH (HONG KONG) LTD2HITACHI JOHNSON CONTROLS AIR CONDITIONING INC1JOHNSON CONTROLS HITACHI AIR CONDITIONING TECH HONG KONG LIMITED1YONEMOTO RYUICHIRO1
Top patents by PatentIndex Score
5 records- 0177US10584744B2Refrigerant compressor with supporting bearing insulationHITACHI JOHNSON CONTROLS AIR CONDITIONING INC·Filed 2017·Granted Mar 10, 2020·2 cites·5 claims
- 0265US9568003B2Screw compressor and chiller unit provided with sameJOHNSON CONTROLS-HITACHI AIR CONDITIONING TECH (HONG KONG) LTD·Filed 2013·Granted Feb 14, 2017·2 cites·9 claims
- 0350US10145374B2Screw compressorJOHNSON CONTROLS—HITACHI AIR CONDITIONING TECH HONG KONG LIMITED·Filed 2014·Granted Dec 4, 2018·0 cites·10 claims
- 0450US9803900B2Screw compressor and chiller unit provided with sameJOHNSON CONTROLS-HITACHI AIR CONDITIONING TECH (HONG KONG) LTD·Filed 2016·Granted Oct 31, 2017·0 cites·10 claims
- 0536US2008038127A1Screw compressorYONEMOTO RYUICHIRO·Filed 2007·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Yasuaki Iizuka files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →