Higashihara; Daisuke

Patent Applications and Registrations

Patent applications and USPTO patent grants for Higashihara; Daisuke.The latest application filed is for "resonance frequency determining method, resonance frequency selecting method, and resonance frequency determining apparatus".

Company Profile

0.6.5

Higashihara; Daisuke - Kobe JP
Higashihara; Daisuke - Hyogo JP
Higashihara; Daisuke - 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
Microphone with built-in speaker Grant D851,633 - Nakano , et al.	2019-06-18
Resonance frequency determining method, resonance frequency selecting method, and resonance frequency determining apparatus Grant 7,965,850 - Higashihara June 21, 2	2011-06-21
Dip filter frequency characteristic decision method Grant 7,787,635 - Higashihara , et al. August 31, 2	2010-08-31
Howling margin measuring device Grant 7,596,238 - Higashihara September 29, 2	2009-09-29
Method and device for measuring sound wave propagation time between loudspeaker and microphone Grant 7,260,227 - Higashihara , et al. August 21, 2	2007-08-21
Resonance frequency determining method, resonance frequency selecting method, and resonance frequency determining apparatus App 20070180913 - Higashihara; Daisuke	2007-08-09
Method of detecting resonant frequency, method of selecting resonance frequency, and device for detecting resonant frequency sensor Grant 7,249,511 - Higashihara July 31, 2	2007-07-31
Howling margin measuring device App 20070165893 - Higashihara; Daisuke	2007-07-19
Dip filter frequency characteristic decision method App 20060251264 - Higashihara; Daisuke ; et al.	2006-11-09
Resonance frequency sensing method, resonance frequncy selecting method, and resonance frequency sensor App 20060137454 - Higashihara; Daisuke	2006-06-29
Method and device for measuring sound wave propagation time between loudspeaker and microphone App 20060140414 - Higashihara; Daisuke ; et al.	2006-06-29

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