Patent assignee · JP · COMPANY

Kantatsu Co., Ltd

289Patents

289Active

289Granted

56Portfolio score

Filing activity: Mar 24, 2010 → Dec 20, 2019 · 2 expiring within 5 years

Most-cited patents

Patent	Title	Area	Cited by	Status
US9063318B2	Imaging lens	Physics	35	Active
US9116329B2	Imaging lens	Physics	31	Active
US10330892B2	Imaging lens	Physics	22	Active
US10191248B2	Imaging lens	Physics	20	Active
US8411376B2	Imaging lens	Physics	19	Active
US9110271B2	Imaging lens	Physics	17	Active
US9507125B2	Imaging lens	Physics	16	Active
US8988793B2	Imaging lens	Physics	13	Active
US9146380B2	Imaging lens	Physics	12	Active
US9638896B2	Imaging lens	Physics	12	Active
US10732388B2	Imaging lens	Physics	11	Active
US8422145B2	Image pickup lens for solid-state image pickup element	Physics	10	Active
US9291798B2	Imaging lens	Physics	10	Active
US10495854B2	Imaging lens	Physics	10	Active
US9366841B2	Imaging lens	Physics	10	Active
US9835825B2	Imaging lens	Physics	9	Active
US11054613B2	Imaging lens	Physics	9	Active
US9575294B2	Imaging lens	Physics	9	Active
US8861095B2	Imaging lens	Physics	9	Active
US9341822B2	Imaging lens	Physics	9	Active
US9753258B2	Imaging lens composed of seven optical elements	Physics	8	Active
US8531784B2	Imaging lens	Physics	8	Active
US11048064B2	Imaging lens	Physics	8	Active
US10564394B2	Imaging lens	Electricity	8	Active
US10067313B2	Imaging lens	Physics	8	Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.