Inventor · disambiguated record
Masazumi Sakaniwa
Also filed as: SAKANIWA MASAZUMI
9 granted patents·1 pending application·54 citations·filing 2000–2007
87Inventor score
Files withSANYO ELECTRIC CO9
Top patents by PatentIndex Score
10 records- 0184US7563085B2Multicylinder rotary compressor and compressing system and refrigerating unit provided with sameSANYO ELECTRIC CO·Filed 2005·Granted Jul 21, 2009·9 cites·4 claims
- 0278US7481635B2Shaft seal for rotary type compressorSANYO ELECTRIC CO·Filed 2005·Granted Jan 27, 2009·8 cites·1 claims
- 0373US6336799B1Multi-cylinder rotary compressorSANYO ELECTRIC CO·Filed 2000·Granted Jan 8, 2002·12 cites·2 claims
- 0472US7581937B2Rotary type compressor having an intermediate pressure on a surface side of its compression memberSANYO ELECTRIC CO·Filed 2007·Granted Sep 1, 2009·5 cites·1 claims
- 0567US6692242B2Multi-cylinder rotary compressorSANYO ELECTRIC CO·Filed 2002·Granted Feb 17, 2004·7 cites·2 claims
- 0664US6524086B2Multi-cylinder rotary compressorSANYO ELECTRIC CO·Filed 2001·Granted Feb 25, 2003·6 cites·1 claims
- 0761US6676393B2Multi-cylinder rotary compressorSANYO ELECTRIC CO·Filed 2002·Granted Jan 13, 2004·5 cites·2 claims
- 0857US7458461B2Packaging apparatus and method for compressorSANYO ELECTRIC CO·Filed 2006·Granted Dec 2, 2008·2 cites·14 claims
- 0950US7736138B2Compressor with continuously inclined surfaceSANYO ELECTRIC CO·Filed 2007·Granted Jun 15, 2010·0 cites·3 claims
- 1039US2004076537A1Multi-cylinder rotary compressorFiled 2003·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Masazumi Sakaniwa 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 →