EI

Emiko Ikeda

SO Sony: 11 patents #4,043 of 25,231Top 20%
Overall (All Time): #448,943 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11789489 Vibration system, speaker apparatus and video displaying apparatus Haruka Sakai, Takahisa Tagami, Naoya Kunikata 2023-10-17
11350216 Speaker diaphragm and speaker apparatus Takahisa Tagami, Haruka Sakai 2022-05-31
10111007 Speaker device Takahisa Tagami, Naoya Kunikata 2018-10-23
9462392 Speaker device with a magnetic gap filled with magnetic fluid and changing magnetic flux density in axial and circumferential directions Takahisa Tagami, Keisuke Nakashita 2016-10-04
8798309 Speaker device with a magnetic gap filled with magnetic fluid and changing magnetic flux density in axial and circumferential direction Takahisa Tagami, Keisuke Nakashita 2014-08-05
8594361 Speaker mounting member for display apparatus Satoshi Noguchi, Takahisa Tagami, Hiroshi Iki 2013-11-26
8335339 Speaker unit and speaker apparatus Takahisa Tagami 2012-12-18
8300875 Speaker diaphragm and speaker including the same Toru Takebe, Kunihiko Tokura, Masaru Uryu, Takahisa Tagami 2012-10-30
8224015 Speaker, voice coil unit, and method of manufacturing the voice coil unit Takahisa Tagami 2012-07-17
7840025 Loudspeaker damper and method of mounting loudspeaker damper Takahisa Tagami 2010-11-23
7708111 Acoustic diaphragm and method for manufacturing an acoustic diaphragm Masaru Uryu, Kunihiko Tokura, Takahisa Tagami 2010-05-04