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Patent applications and USPTO patent grants for Tsuchikura; Masanori.The latest application filed is for "pen".
Patent | Date |
---|---|
Pen Grant D504,699 - Tsuchikura May 3, 2 | 2005-05-03 |
Marker Grant D497,641 - Tsuchikura October 26, 2 | 2004-10-26 |
Ball-point pen with a mechanical pencil Grant D453,790 - Tsuchikura February 19, 2 | 2002-02-19 |
Ball-point pen Grant D451,545 - Tsuchikura December 4, 2 | 2001-12-04 |
Marking pen Grant D443,642 - Tsuchikura June 12, 2 | 2001-06-12 |
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