Inventor · disambiguated record
Tsutomu Shinagawa
Also filed as: SHINAGAWA TSUTOMU
4 granted patents·3 citations·filing 2001–2017
60Inventor score
Top patents by PatentIndex Score
4 records- 0154US10648710B2Heat pump system and cooling generation methodTOYOTA CHUO KENKYUSHO KK·Filed 2017·Granted May 12, 2020·0 cites·8 claims
- 0249US6733930B2Photomask blank, photomask and method of manufactureSHINETSU CHEMICAL CO·Filed 2002·Granted May 11, 2004·2 cites·15 claims
- 0345US9791216B2Heat recovery-type heating deviceYAMAUCHI TAKAFUMI·Filed 2012·Granted Oct 17, 2017·0 cites·14 claims
- 0445US6727027B2Photomask blank and photomaskSHINETSU CHEMICAL CO·Filed 2001·Granted Apr 27, 2004·1 cites·15 claims
Join the waitlist — get patent alerts
Get an alert when Tsutomu Shinagawa 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 →