Tsunekawa; Akio

Patent Applications and Registrations

Patent applications and USPTO patent grants for Tsunekawa; Akio.The latest application filed is for "surface acoustic wave filter element, surface acoustic wave filter and communication device using the same".

Company Profile

0.7.6

Tsunekawa; Akio - Moriguchi JP
Tsunekawa; Akio - Osaka JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Surface acoustic wave filter element, surface acoustic wave filter and communication device using the same Grant 7,579,931 - Nakamura , et al. August 25, 2	2009-08-25
Surface acoustic wave filter Grant 7,482,895 - Igaki , et al. January 27, 2	2009-01-27
Surface acoustic wave filter element, surface acoustic wave filter and communication device using the same Grant 7,075,391 - Nakamura , et al. July 11, 2	2006-07-11
Surface acoustic wave filter Grant 6,972,643 - Tsunekawa , et al. December 6, 2	2005-12-06
Surface acoustic wave filter element, surface acoustic wave filter and communication device using the same App 20050255824 - Nakamura, Hiroyuki ; et al.	2005-11-17
Surface acoustic wave filter element, surface acoustic wave filter and communication device using the same App 20050237133 - Nakamura, Hiroyuki ; et al.	2005-10-27
Surface acoustic wave filter element, surface acoustic wave filter and communication device using the same Grant 6,930,570 - Nakamura , et al. August 16, 2	2005-08-16
Surface acoustic wave filter and communication device using the filter Grant 6,853,269 - Nakamura , et al. February 8, 2	2005-02-08
Surface acoustic wave filter App 20040108918 - Tsunekawa, Akio ; et al.	2004-06-10
Surface acoustic wave filter and communication device using the filter App 20040095207 - Nakamura, Hiroyuki ; et al.	2004-05-20
Surface acoustic wave filter and communication device using the filter Grant 6,674,345 - Nakamura , et al. January 6, 2	2004-01-06
Surface acoustic wave filter element, surface acoustic wave filter and communication device using the same App 20030107454 - Nakamura, Hiroyuki ; et al.	2003-06-12
Surface acoustic wave filter and communication device using the filter App 20030030511 - Nakamura, Hiroyuki ; et al.	2003-02-13

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