KT

Keitaro Tsuboki

PK Pentel Kabushiki Kaisha: 2 patents #3 of 7Top 45%
Overall (2005): #46,980 of 245,428Top 20%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D507811 Ball point pen Tomoaki Shibata 2005-07-26
D504465 Cap for a writing instrument Tomoaki Shibata 2005-04-26