MT

Masanori Tsuchikura

ML Mitsubishi Pencil Company, Limited: 6 patents #48 of 302Top 20%
Overall (All Time): #877,092 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
D504699 Pen — 2005-05-03
D497641 Marker — 2004-10-26
D454159 Electric pencil sharpener — 2002-03-05
D453790 Ball-point pen with a mechanical pencil — 2002-02-19
D451545 Ball-point pen — 2001-12-04
D443642 Marking pen — 2001-06-12