Inventor · disambiguated record

Kazuhiko Osaki

Also filed as: OSAKI KAZUHIKO

2 granted patents·20 citations·filing 1974–1984

58Inventor score

Technology areasB43K

Files withSAILOR PEN CO LTD2

Top patents by PatentIndex Score

2 records

0154US3945735ASocket for holding the writing ball of a ball point penSAILOR PEN CO LTD·Filed 1974·Granted Mar 23, 1976·16 cites·25 claims
0223US4547946AMethod for producing a nondirectional penSAILOR PEN CO LTD·Filed 1984·Granted Oct 22, 1985·4 cites·7 claims

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Kazuhiko Osaki — Patent Inventor | PatentIndex