Inventor · disambiguated record
Shigehisa Kinugawa
Also filed as: KINUGAWA SHIGEHISA
4 granted patents·18 citations·filing 2002–2009
71Inventor score
Technology areasF04B
Top patents by PatentIndex Score
4 records- 0182US7566205B2Reciprocating pump and check valveTACMINA CORP·Filed 2006·Granted Jul 28, 2009·10 cites·1 claims
- 0261US6846166B2Reciprocating diaphragm pump with degassing valvesTACMINA CORP·Filed 2002·Granted Jan 25, 2005·7 cites·7 claims
- 0347US8287981B2Metal diaphragmSHIMIZU TOSHIHARU·Filed 2009·Granted Oct 16, 2012·0 cites·5 claims
- 0437US7114929B2Reciprocating pump and check valveKINUGAWA SHIGEHISA·Filed 2004·Granted Oct 3, 2006·1 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →