Inventor · disambiguated record
Masanao Karasawa
Also filed as: KARASAWA MASANAO
10 granted patents·49 citations·filing 2006–2015
86Inventor score
Top patents by PatentIndex Score
10 records- 0190US9079277B2Stacking apparatus and manufacturing apparatus for flattened tube finsHIDAKA SEIKI KK·Filed 2013·Granted Jul 14, 2015·10 cites·1 claims
- 0288US9987673B2Manufacturing apparatus for heat exchanger finsHIDAKA SEIKI KK·Filed 2014·Granted Jun 5, 2018·8 cites·2 claims
- 0387US9199346B2Manufacturing apparatus for flattened tube finsHIDAKA SEIKI KK·Filed 2012·Granted Dec 1, 2015·7 cites·11 claims
- 0484US9089935B2Manufacturing apparatus for flattened tube finsHIDAKA SEIKI KK·Filed 2013·Granted Jul 28, 2015·5 cites·6 claims
- 0581US9120191B2Manufacturing apparatus for flattened tube finsHIDAKA SEIKI KK·Filed 2013·Granted Sep 1, 2015·7 cites·4 claims
- 0674US7340935B2Equipment for producing corrugate finHIDAKA SEIKI KK·Filed 2006·Granted Mar 11, 2008·6 cites·4 claims
- 0772US8925715B2Feeding apparatus for metal stripsKARASAWA MASANAO·Filed 2012·Granted Jan 6, 2015·4 cites·4 claims
- 0867US10406589B2Apparatus for inserting flattened tubes into heat exchanger finsHIDAKA SEIKI KK·Filed 2015·Granted Sep 10, 2019·2 cites·4 claims
- 0941US10406588B2Apparatus for inserting flattened tubes into heat exchanger finsHIDAKA SEIKI KK·Filed 2015·Granted Sep 10, 2019·0 cites·8 claims
- 1041US10112273B2Apparatus for taking out flattened tube finsHIDAKA SEIKI KK·Filed 2015·Granted Oct 30, 2018·0 cites·3 claims
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