SO

Shigeo Oka

PK Pentel Kabushiki Kaisha: 7 patents #1 of 8Top 15%
Overall (2002): #3,586 of 266,432Top 2%
7
Patents 2002

Issued Patents 2002

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
D460486 Cap for a writing instrument 2002-07-16
D460114 Cap for a writing instrument 2002-07-09
D459757 Cap for a writing instrument 2002-07-02
D458966 Ballpoint pen cap 2002-06-18
D458965 Ball point pen 2002-06-18
D456844 Correction pen 2002-05-07
D455179 Clip for a writing instrument 2002-04-02