TSUYAMA; Isao

Patent Applications and Registrations

Patent applications and USPTO patent grants for TSUYAMA; Isao.The latest application filed is for "signal transmission circuit and storage device".

Company Profile

0.9.14

TSUYAMA; Isao - Oume-shi JP
TSUYAMA; Isao - Ome-shi JP
Tsuyama; Isao - Kawasaki JP
Tsuyama, Isao - Kanagawa JP
Tsuyama; Isao - Yokohama 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
Signal Transmission Circuit And Storage Device App 20100195473 - TSUYAMA; Isao	2010-08-05
Filter Circuit, Continuous Time Filter, And Signal Reproducing Apparatus App 20100164554 - TSUYAMA; Isao	2010-07-01
Frequency Characteristic Adjusting Circuit, Receiving Interface Circuit, And Magnetic Storage Device App 20100091623 - Tsuyama; Isao	2010-04-15
Active Band-pass Filter And Magnetic Storage Device App 20090309649 - Tsuyama; Isao	2009-12-17
Thermal-assist Magnetic Recording Device And Thermal-assist Magnetic Storage Device App 20090296256 - Tsuyama; Isao	2009-12-03
Control Circuit And Information Storage Device App 20090257145 - TSUYAMA; Isao	2009-10-15
Output control device and recording-medium-driver control device Grant 7,599,140 - Tsuyama October 6, 2	2009-10-06
Filter Circuit App 20090108926 - Tsuyama; Isao	2009-04-30
Output control device and recording-medium-driver control device App 20070188904 - Tsuyama; Isao	2007-08-16
Optical apparatus for bidirectional optical communication Grant 7,203,392 - Tsuyama April 10, 2	2007-04-10
Control method and device for optical filter Grant 7,120,321 - Miyata , et al. October 10, 2	2006-10-10
Control method and control apparatus for variable wavelength optical filter Grant 6,947,630 - Kai , et al. September 20, 2	2005-09-20
Optical apparatus for bidirectional optical communication App 20050111788 - Tsuyama, Isao	2005-05-26
Control method and device for optical filter, and optical node device Grant 6,895,141 - Miyata , et al. May 17, 2	2005-05-17
Control method and control apparatus for variable wavelength optical filter App 20030179988 - Kai, Yutaka ; et al.	2003-09-25
Control method and device for optical filter, and optical node device App 20030123789 - Miyata, Hideyuki ; et al.	2003-07-03
Control method and device for optical filter App 20030123775 - Miyata, Hideyuki ; et al.	2003-07-03
Optical exchanger App 20030063347 - Kuroyanagi, Satoshi ; et al.	2003-04-03
Optical cross-connect equipment Grant 6,522,803 - Nakajima , et al. February 18, 2	2003-02-18
Optical exchanger Grant 6,496,289 - Kuroyanagi , et al. December 17, 2	2002-12-17
Optical wavelength multiplexing system having a redundant configuration Grant 6,433,900 - Kuroyanagi , et al. August 13, 2	2002-08-13
Optical cross connect apparatus and optical network Grant 6,404,940 - Tsuyama , et al. June 11, 2	2002-06-11
Optical switch network, optical cross connecting device, and optical add/drop multiplexer App 20020015551 - Tsuyama, Isao ; et al.	2002-02-07

uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.

While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.

All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.