YAMAKAWA; Kiyoshi

Patent Applications and Registrations

Patent applications and USPTO patent grants for YAMAKAWA; Kiyoshi.The latest application filed is for "optical detection type chemical sensor".

Company Profile

0.11.7

YAMAKAWA; Kiyoshi - Akita-shi JP
Yamakawa; Kiyoshi - Sakai JP
Yamakawa; Kiyoshi - Sakai-shi JP
Yamakawa; Kiyoshi - Akita JP
Yamakawa; Kiyoshi - Kanagawa JP
Yamakawa; Kiyoshi - Gifu JP
Yamakawa; Kiyoshi - Miyamachi JP
Yamakawa; Kiyoshi - Tokyo 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
Optical Detection Type Chemical Sensor App 20220042959 - YAMANE; Haruki ; et al.	2022-02-10
Fin of heat exchanger, heat exchanger, and air conditioning apparatus Grant 8,944,153 - Kazusa , et al. February 3, 2	2015-02-03
Fin Of Heat Exchanger, Heat Exchanger, And Air Conditioning Apparatus App 20140083657 - Kazusa; Takuya ; et al.	2014-03-27
Thin film magnetic head and method for manufacturing the same Grant 7,365,943 - Yamakawa , et al. April 29, 2	2008-04-29
Thin Film Magnetic Head And Method For Manufacturing The Same App 20070159719 - YAMAKAWA; Kiyoshi ; et al.	2007-07-12
Thin-film magnetic head and its manufacturing method App 20050111138 - Yamakawa, Kiyoshi ; et al.	2005-05-26
High saturation flux density soft magnetic material App 20050064244 - Shintaku, Kazuhiko ; et al.	2005-03-24
High saturation flux density soft magnetic film App 20040166369 - Shintaku, Kazuhiko ; et al.	2004-08-26
Planar thin film magnetic head Grant 5,274,521 - Miyauchi , et al. December 28, 1	1993-12-28
Data processing apparatus having function of providing helpful information after excessive time lapse from last input operation Grant 4,954,956 - Yamakawa , et al. September 4, 1	1990-09-04
Combination keyboard including plural stroke keys and plural touch keys Grant 4,862,166 - Yamakawa August 29, 1	1989-08-29
Electronic control circuit for preventing abnormal operation of a slave control circuit Grant 4,848,876 - Yamakawa July 18, 1	1989-07-18
Printing device for attribute printing Grant 4,749,289 - Sugiura , et al. June 7, 1	1988-06-07
System For Recording And/or Reproducing Color Television Signals Grant 3,845,237 - Yamakawa October 29, 1	1974-10-29
Power Transformer Primary Winding Fuse Arrangement Grant 3,711,747 - Sahara , et al. January 16, 1	1973-01-16
Magnetic Recording And Reproducing System With Tape-to-head Speed Control Grant 3,585,291 - Yamakawa June 15, 1	1971-06-15

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