Japan
2
2011-08-11
2
2013-07-16
These are the the leading inventors for applications assigned to Kotobuki & Co., Ltd.:
Kotobuki & Co., Ltd. based in , JP has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:
Clip attachment structure for a writing instrument
#2 | 2011-05-26 ✅ Patent 8,434,957 granted on 2013-05-07Knock-type writing instrument
464889 ⎘