Ishigaki; Isao

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ishigaki; Isao.The latest application filed is for "electromagnetic wave-absorption multilayer substrate".

Company Profile

0.14.6

Ishigaki; Isao - Fukushima-ken JP
Ishigaki; Isao - Tokyo JP
Ishigaki, Isao - Gunma-ken JP
Ishigaki; Isao - Gunma JP
Ishigaki; Isao - Maebashi JP
Ishigaki; Isao - Kouriyama JP
Ishigaki; Isao - Sagamihara 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
Electromagnetic wave-absorption multilayer substrate Grant 8,043,727 - Ishigaki , et al. October 25, 2	2011-10-25
Electromagnetic Wave-absorption Multilayer Substrate App 20080268207 - ISHIGAKI; Isao ; et al.	2008-10-30
High frequency circuit module having non-reciprocal circuit element App 20060022766 - Ishigaki; Isao ; et al.	2006-02-02
Non-reciprocal circuit device including multilayer board App 20050174187 - Ishigaki, Isao ; et al.	2005-08-11
Nonreciprocal circuit element with reduced insertion loss and excellent manufacturability App 20040164816 - Ishigaki, Isao ; et al.	2004-08-26
Oscillator for achieving stable oscillation Grant 6,593,822 - Nakano , et al. July 15, 2	2003-07-15
Resonant line constructed by microstrip line which is easy to be trimmed Grant 6,448,874 - Shiino , et al. September 10, 2	2002-09-10
Process for producing polymeric films having shape-memorizing properties App 20020056949 - Sasaki, Takashi ; et al.	2002-05-16
Oscillator for achieving stable oscillation App 20020000887 - Nakano, Kazuhiro ; et al.	2002-01-03
Electrically regenerable demineralizing apparatus Grant 5,425,866 - Sugo , et al. June 20, 1	1995-06-20
Electrically regenerable demineralizing apparatus Grant 5,308,467 - Sugo , et al. May 3, 1	1994-05-03
Battery Grant 5,279,910 - Sasaki , et al. January 18, 1	1994-01-18
Process for forming container of acrylonitrile polymers by biaxial-orientation blow-molding preform Grant 5,260,005 - Ishigaki , et al. November 9, 1	1993-11-09
Push-push oscillator having in-phase and anti-phase output combining circuits Grant 5,250,910 - Yabuki , et al. October 5, 1	1993-10-05
Processes for producing slow-release powders Grant 5,211,959 - Yoshii , et al. May 18, 1	1993-05-18
High frequency circuit having a microstrip resonance element Grant 4,758,922 - Ishigaki , et al. July 19, 1	1988-07-19
Oscillator having stripline loop resonator Grant 4,749,963 - Makimoto , et al. June 7, 1	1988-06-07
Method of producing a hydrophilic membrane from a polyethylene base film Grant 4,407,846 - Machi , et al. October 4, 1	1983-10-04
Cation exchange membrane and process for producing the same Grant 4,396,727 - Ishigaki , et al. August 2, 1	1983-08-02
Method of producing a membrane of graft copolymer Grant 4,288,467 - Machi , et al. September 8, 1	1981-09-08

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