Futamoto; Masaaki

Patent Applications and Registrations

Patent applications and USPTO patent grants for Futamoto; Masaaki.The latest application filed is for "perpendicular magnetic recording media, magnetic recording apparatus".

Company Profile

0.51.28

Futamoto; Masaaki - Shiroyama JP
Futamoto; Masaaki - Kanagawa-ken JP
Futamoto; Masaaki - Kanagawa JP
Futamoto, Masaaki - Tsukui-gun JP
Futamoto; Masaaki - Tsukui JP
Futamoto; Masaaki - Tukui-gun 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
Perpendicular magnetic recording media, magnetic recording apparatus Grant 7,399,540 - Futamoto , et al. July 15, 2	2008-07-15
Magnetic recording media and method of forming them Grant 7,351,445 - Haginoya , et al. April 1, 2	2008-04-01
Perpendicular magnetic recording medium and magnetic storage apparatus Grant 7,348,078 - Kawato , et al. March 25, 2	2008-03-25
Perpendicular magnetic recording media, magnetic recording apparatus App 20070037018 - Futamoto; Masaaki ; et al.	2007-02-15
Method for manufacturing magnetic head device Grant 7,159,303 - Nakatani , et al. January 9, 2	2007-01-09
Magnetic recording medium and magnetic recording and reproducing apparatus Grant 7,157,162 - Yamanaka , et al. January 2, 2	2007-01-02
Perpendicular magnetic recording media, magnetic recording apparatus Grant 7,147,941 - Futamoto , et al. December 12, 2	2006-12-12
Perpendicular magnetic recording media and magnetic storage Grant 7,138,195 - Tanahashi , et al. November 21, 2	2006-11-21
Magnetic recording media and method of forming them App 20060226116 - Haginoya; Chiseki ; et al.	2006-10-12
Magnetic recording media and method of forming them Grant 7,097,924 - Haginoya , et al. August 29, 2	2006-08-29
Magnetoresistance effect elements, magnetic heads and magnetic storage apparatus App 20060152862 - Nakatani; Ryoichi ; et al.	2006-07-13
Magnetic apparatus with perpendicular recording medium and head having multilayered reproducing element using tunneling effect Grant 7,054,120 - Nakatani , et al. May 30, 2	2006-05-30
Method for testing or recording servo signal on perpendicular magnetic recording media Grant 7,026,810 - Kikugawa , et al. April 11, 2	2006-04-11
Perpendicular magnetic recording medium and magnetic storage apparatus App 20050214587 - Kawato, Yoshiaki ; et al.	2005-09-29
Method for testing or recording servo signal on perpendicular magnetic recording media App 20050204285 - Kikugawa, Atsushi ; et al.	2005-09-15
Perpendicular magnetic recording medium and magnetic storage apparatus Grant 6,926,974 - Kawato , et al. August 9, 2	2005-08-09
Magnetic recording medium and magnetic recording and reproducing apparatus App 20050123806 - Yamanaka, Kazusuke ; et al.	2005-06-09
Method for testing or recording servo signal on perpendicular magnetic recording media Grant 6,894,488 - Kikugawa , et al. May 17, 2	2005-05-17
Perpendicular-magnetic recording media and magnetic recording apparatus Grant 6,852,398 - Yoshida , et al. February 8, 2	2005-02-08
Magnetic recording medium possessing a fluctuation field of not less than 30 Oe Grant 6,846,577 - Yamanaka , et al. January 25, 2	2005-01-25
Perpendicular magnetic recording media and magnetic storage App 20040197607 - Tanahashi, Kiwamu ; et al.	2004-10-07
Magnetic recording media and method of forming them App 20040166372 - Haginoya, Chiseki ; et al.	2004-08-26
Perpendicular magnetic recording medium and magnetic recording apparatus Grant 6,770,389 - Futamoto , et al. August 3, 2	2004-08-03
Perpendicular magnetic recording media and magnetic storage apparatus using the same Grant 6,759,148 - Tanahashi , et al. July 6, 2	2004-07-06
Magnetoresistance effect elements, magnetic heads and magnetic storage apparatus App 20040090850 - Nakatani, Ryoichi ; et al.	2004-05-13
Perpendicular-magnetic recording media and magnetic recording apparatus App 20040072035 - Yoshida, Kazuetsu ; et al.	2004-04-15
Magnetic recording medium and magnetic recording apparatus using the same Grant 6,716,516 - Futamoto , et al. April 6, 2	2004-04-06
Perpendicular magnetic recording media, magnetic recording apparatus App 20040062953 - Futamoto, Masaaki ; et al.	2004-04-01
Magnetic head with conductors formed on endlayers of a multilayer film having magnetic layer coercive force difference Grant 6,687,099 - Nakatani , et al. February 3, 2	2004-02-03
Perpendicular magnetic recording media, magnetic recording apparatus Grant 6,686,070 - Futamoto , et al. February 3, 2	2004-02-03
Perpendicular-magnetic recording media and magnetic recording apparatus Grant 6,641,901 - Yoshida , et al. November 4, 2	2003-11-04
Perpendicular magnetic recording medium and magnetic recording appparatus App 20030203189 - Futamoto, Masaaki ; et al.	2003-10-30
Magnetic recording medium and magnetic recording and reproducing apparatus App 20030170497 - Yamanaka, Kazusuke ; et al.	2003-09-11
Magnetic recording medium and magnetic recording and reproducing apparatus wherein the magnetic layer has a fluctuation of field; A or Hf of not less than 30 Oersteds Grant 6,613,428 - Yamanaka , et al. September 2, 2	2003-09-02
Magnetic recording medium and magnetic recording apparatus using the same Grant 6,607,849 - Futamoto , et al. August 19, 2	2003-08-19
Perpendicular-magnetic recording media and magnetic recording apparatus App 20030143433 - Yoshida, Kazuetsu ; et al.	2003-07-31
Magnetoresistance effect elements, magnetic heads and magnetic storage apparatus App 20030117750 - Nakatani, Ryoichi ; et al.	2003-06-26
Magnetic recording medium and magnetic storage Grant 6,544,672 - Futamoto , et al. April 8, 2	2003-04-08
Method for testing or recording servo signal on perpendicular magnetic recording media App 20030053235 - Kikugawa, Atsushi ; et al.	2003-03-20
Magnetic recording medium and magnetic recording apparatus using the same App 20030022025 - Futamoto, Masaaki ; et al.	2003-01-30
Magnetic disk apparatus including magnetic head having multilayered reproducing element using tunneling effect Grant 6,483,677 - Nakatani , et al. November 19, 2	2002-11-19
Magnetic recording medium and magnetic recording apparatus using the same App 20020160233 - Futamoto, Masaaki ; et al.	2002-10-31
Magnetic recording medium and magnetic storage device using the same App 20020146592 - Futamoto, Masaaki ; et al.	2002-10-10
Magnetic recording medium and magnetic recording apparatus using the same Grant 6,447,936 - Futamoto , et al. September 10, 2	2002-09-10
Magnetic recording medium and magnetic recording apparatus using the same App 20020080520 - Futamoto, Masaaki ; et al.	2002-06-27
Magnetic recording medium App 20020068199 - Futamoto, Masaaki ; et al.	2002-06-06
Magnetic recording medium and magnetic recording apparatus using the same App 20020055020 - Futamoto, Masaaki ; et al.	2002-05-09
Magnetic recording medium Grant 6,383,667 - Futamoto , et al. May 7, 2	2002-05-07
Perpendicular magnetic recording media and magnetic storage apparatus using the same App 20020048693 - Tanahashi, Kiwamu ; et al.	2002-04-25
Perpendicular magnetic recording medium and magnetic storage apparatus App 20020028356 - Kawato, Yoshiaki ; et al.	2002-03-07
Magnetoresistance effect elements, magnetic heads and magnetic storage apparatus App 20020018325 - Nakatani, Ryoichi ; et al.	2002-02-14
Perpendicular-magnetic recording media and magnetic recording apparatus App 20020004151 - Yoshida, Kazuetsu ; et al.	2002-01-10
Magnetic recording medium and magnetic recording and reproducing apparatus App 20010021465 - Yamanaka, Kazusuke ; et al.	2001-09-13
Magnetic Recording Medium And Magnetic Recording Apparatus Using The Same App 20010009730 - FUTAMOTO, MASAAKI ; et al.	2001-07-26
Magnetic recording medium and magnetic storage device using the same Grant 6,251,532 - Futamoto , et al. June 26, 2	2001-06-26
Perpendicular magnetic recording medium and magnetic storage apparatus using the same Grant 6,183,893 - Futamoto , et al. February 6, 2	2001-02-06
Magnetic recording system and magnetic recording medium used therefor Grant 6,177,208 - Yamamoto , et al. January 23, 2	2001-01-23
Magnetoresistance effect multilayer film with ferromagnetic film sublayers of different ferromagnetic material compositions Grant 6,011,674 - Nakatani , et al. January 4, 2	2000-01-04
Magnetic recording media and magnetic recording read-back system which uses such media Grant 5,851,643 - Honda , et al. December 22, 1	1998-12-22
Longitudinal magnetic recording medium and apparatus Grant 5,766,718 - Matsuda , et al. June 16, 1	1998-06-16
Magnetic recording medium and magnetic recording system using the same Grant 5,759,681 - Hosoe , et al. June 2, 1	1998-06-02
Perpendicular magnetic recording media and magnetic recording device Grant 5,738,927 - Nakamura , et al. April 14, 1	1998-04-14
Magnetic recording medium having at least two magnetic layers with easy axes oriented in the same direction Grant 5,736,235 - Matsuda , et al. April 7, 1	1998-04-07
Multilayer magnetoresistance effect-type magnetic head Grant 5,726,837 - Nakatani , et al. March 10, 1	1998-03-10
Method of fabricating a magnetic recording medium Grant 5,685,958 - Futamoto , et al. November 11, 1	1997-11-11
Method of fabricating a magnetic recording medium Grant 5,599,580 - Futamoto , et al. February 4, 1	1997-02-04
Method of head positioning and magnetic recording disk drive using the same Grant 5,568,331 - Akagi , et al. October 22, 1	1996-10-22
Magnetic recording medium and fabrication method therefor Grant 5,536,585 - Futamoto , et al. July 16, 1	1996-07-16
Multilayer magnetoresistance effect-type magnetic head Grant 5,390,061 - Nakatani , et al. February 14, 1	1995-02-14
Information recording media, manufacturing method for the same, and information recording method Grant 5,368,986 - Terao , et al. November 29, 1	1994-11-29
Magnetic recording data storage system Grant 5,325,244 - Takano , et al. June 28, 1	1994-06-28
High-density magnetic recording and optical reproducing apparatus Grant 5,093,822 - Kugiya , et al. March 3, 1	1992-03-03
Method of forming weak-link Josephson junction, and superconducting device employing the junction Grant 5,077,266 - Takagi , et al. December 31, 1	1991-12-31
Magnetic recording medium Grant 4,840,844 - Futamoto , et al. June 20, 1	1989-06-20
Perpendicular magnetic recording medium and fabrication method therefor Grant 4,743,491 - Asada , et al. May 10, 1	1988-05-10
Magnetic recording medium Grant 4,722,869 - Honda , et al. February 2, 1	1988-02-02
Ion beam source Grant 4,467,240 - Futamoto , et al. August 21, 1	1984-08-21
Source of charged particles beam Grant 4,438,371 - Hosoki , et al. March 20, 1	1984-03-20
Cathode for an electron source and a method of producing the same Grant 4,193,013 - Futamoto , et al. March 11, 1	1980-03-11

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.