Suzumura; Masaki

Patent Applications and Registrations

Patent applications and USPTO patent grants for Suzumura; Masaki.The latest application filed is for "loudspeaker magnetic circuit and loudspeaker using same".

Company Profile

0.9.9

Suzumura; Masaki - Mie JP
Suzumura; Masaki - Hisai JP
Suzumura, Masaki - Hisai-shi JP
Suzumura; Masaki - Moriguchi JA

*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
Loudspeaker magnetic circuit and loudspeaker using same Grant 9,049,521 - Itano , et al. June 2, 2	2015-06-02
Loudspeaker Magnetic Circuit And Loudspeaker Using Same App 20140294228 - ITANO; TETSUSHI ; et al.	2014-10-02
Magnetic circuit for speaker and speaker using same Grant 8,744,116 - Itano , et al. June 3, 2	2014-06-03
Magnetic Circuit For Speaker And Speaker Using Same App 20130170676 - Itano; Tetsushi ; et al.	2013-07-04
Diaphragm for Speaker, Method for Producing Same, Speaker Using Such Diaphragm, and Apparatus Using Such Speaker App 20080212800 - Kajihara; Yoshimichi ; et al.	2008-09-04
Speaker, speaker-use diaphragm, dust cap, production methods and production devices for them App 20070131478 - Okazaki; Masatoshi ; et al.	2007-06-14
Lead frame and production process thereof and production process of thermally conductive substrate Grant 7,087,467 - Yamashita , et al. August 8, 2	2006-08-08
Lead frame and production process thereof and production process of thermally conductive substrate Grant 6,870,244 - Yamashita , et al. March 22, 2	2005-03-22
Circuit board and production method therefor Grant 6,791,034 - Suzumura , et al. September 14, 2	2004-09-14
Lead frame and production process thereof and production process of thermally conductive substrate App 20040142511 - Yamashita, Yoshihisa ; et al.	2004-07-22
Circuit board and method for manufacturing the same, and electronic apparatus comprising it Grant 6,737,153 - Suzumura , et al. May 18, 2	2004-05-18
Electromagnetic electro-acoustic transducer Grant 6,600,400 - Andou , et al. July 29, 2	2003-07-29
Circuit board and production method therefor App 20030072136 - Suzumura, Masaki ; et al.	2003-04-17
Lead frame and production process thereof and production process of thermally conductive substrate App 20020187318 - Yamashita, Yoshihisa ; et al.	2002-12-12
Circuit board and method for manufacturing the same, and electronic apparatus comprising it App 20020181211 - Suzumura, Masaki ; et al.	2002-12-05
Push button switch with elastic conductive sheet Grant 3,898,421 - Suzumura August 5, 1	1975-08-05

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