Osaka
Japan
3
2008-12-11
3
2010-12-28
These are the the leading inventors for applications assigned to TOTANKAKO CO., LTD.:
TOTANKAKO CO., LTD. based in Osaka, JP has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:
Carbon brush produced by mixing a carbonaceous filler and a binder, and kneading, shaping, and baking the mixture
#2 | 2006-10-31 ✅ Patent 7,129,615 granted on 2006-10-31Metal coated carbon brush
#3 | 2005-05-12 ✅ Patent 7,148,602 granted on 2006-12-12Commutator
274232 ⎘