Assignee
ICHIKAWA KAZUO
JP·4 granted patents·2 pending applications·230 citations·filing 1989–2017
Top patents by PatentIndex Score
6 records- 0190US8080190B2Method of molding a toner bottle using up to 8-sided recycled flakeICHIKAWA KAZUO·Filed 2007·Granted Dec 20, 2011·41 cites·10 claims
- 0276US4981482ADevice for forming an inserting hole for an endoscopeICHIKAWA KAZUO·Filed 1989·Granted Jan 1, 1991·135 cites·8 claims
- 0350US4969875ADrainage device for medical useICHIKAWA KAZUO·Filed 1989·Granted Nov 13, 1990·54 cites·2 claims
- 0441US9489917B2Color perception tester, control program and method of controlling color perception testerICHIKAWA KAZUO·Filed 2011·Granted Nov 8, 2016·0 cites·21 claims
- 0540US2013148083A1Lens assessment device, control program and control method of lens assessment deviceICHIKAWA KAZUO·Filed 2011·Application pending·0 cites
- 0640US2017209041A1Color-viewing function measuring means and color-viewing function measurement systemICHIKAWA KAZUO·Filed 2017·Application pending·0 cites
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