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Patent applications and USPTO patent grants for Fukami; Masaaki.The latest application filed is for "ink introducing tube and writing instrument incorporated with the same".
Patent | Date |
---|---|
Ink introducing tube and writing instrument incorporated with the same Grant 6,659,671 - Fukami , et al. December 9, 2 | 2003-12-09 |
Pen Grant 6,629,798 - Fukami , et al. October 7, 2 | 2003-10-07 |
Double writing instrument Grant D439,611 - Fukami , et al. March 27, 2 | 2001-03-27 |
Writing pen Grant D403,706 - Fukami January 5, 1 | 1999-01-05 |
Writing instrument with exchangeable ink refill Grant 5,342,136 - Fukami August 30, 1 | 1994-08-30 |
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