Nakajima; Shouji

Patent Applications and Registrations

Patent applications and USPTO patent grants for Nakajima; Shouji.The latest application filed is for "disk drive device and head positioning control method".

Company Profile

0.11.14

Nakajima; Shouji - Kodaira JP
NAKAJIMA; Shouji - Kodaira-shi JP
Nakajima; Shouji - Kadaira-shi JP
Nakajima; Shouji - Tokyo 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
Method and apparatus for head positioning using spiral servo patterns in a disk drive Grant 7,855,850 - Matsunaga , et al. December 21, 2	2010-12-21
Method and apparatus for writing servo data, using spiral servo patterns in a disk drive Grant 7,852,593 - Mizukoshi , et al. December 14, 2	2010-12-14
Method and apparatus for positioning head using spiral servo pattern in a disk drive Grant 7,804,659 - Matsunaga , et al. September 28, 2	2010-09-28
Method and apparatus for writing spiral servo pattern in a disk drive Grant 7,710,682 - Mizukoshi , et al. May 4, 2	2010-05-04
Method and apparatus for writing servo pattern using spiral pattern in disk drive Grant 7,675,705 - Mizukoshi , et al. March 9, 2	2010-03-09
Disk drive device and head positioning control method Grant 7,639,445 - Matsunaga , et al. December 29, 2	2009-12-29
Disk drive device and servo write method Grant 7,639,446 - Mizukoshi , et al. December 29, 2	2009-12-29
Method and apparatus for writing spiral servo pattern in a disk drive Grant 7,630,161 - Nakajima , et al. December 8, 2	2009-12-08
Disk Drive Device And Head Positioning Control Method App 20090168225 - MATSUNAGA; Toshitaka ; et al.	2009-07-02
Disk Drive Device And Servo Write Method App 20090168218 - MIZUKOSHI; Seiji ; et al.	2009-07-02
Method and apparatus for writing servo data in a disk drive using spiral servo patterns Grant 7,477,472 - Sado , et al. January 13, 2	2009-01-13
Method And Apparatus For Head Positioning Using Spiral Servo Patterns In A Disk Drive App 20090002871 - Matsunaga; Toshitaka ; et al.	2009-01-01
Method And Apparatus For Positioning Head On Data Track With A Variable Track Width In A Disk Drive App 20090002872 - Ueda; Katsuki ; et al.	2009-01-01
Method And Apparatus For Writing Servo Data, Using Spiral Servo Patterns In A Disk Drive App 20090002876 - Mizukoshi; Seiji ; et al.	2009-01-01
Method and apparatus for servo control using spiral servo information in a disk drive Grant 7,423,835 - Sado , et al. September 9, 2	2008-09-09
Method And Apparatus For Writing Servo Pattern Using Spiral Pattern In Disk Drive App 20080151413 - Mizukoshi; Seiji ; et al.	2008-06-26
Method And Apparatus For Writing Spiral Servo Pattern In A Disk Drive App 20080151409 - Mizukoshi; Seiji ; et al.	2008-06-26
Method And Apparatus For Positioning Head Using Spiral Servo Pattern In A Disk Drive App 20080151414 - Matsunaga; Toshitaka ; et al.	2008-06-26
Method And Apparatus For Writing Spiral Servo Pattern In A Disk Drive App 20080151412 - Nakajima; Shouji ; et al.	2008-06-26
Method and apparatus for writing servo data in a disk drive using spiral servo patterns App 20080130160 - Sado; Hideo ; et al.	2008-06-05
Method and apparatus for writing servo data and positioning head in a disk drive App 20080068740 - Kouhara; Shinichirou ; et al.	2008-03-20
Method and apparatus for writing a spiral servo pattern on a disk in a disk drive App 20080002279 - Kouhara; Shinichirou ; et al.	2008-01-03
Method and apparatus for servo control using spiral servo information in a disk drive App 20070097539 - Sado; Hideo ; et al.	2007-05-03
Method and apparatus for writing servo information App 20070047132 - Sado; Hideo ; et al.	2007-03-01
Read circuit for floppy disk drive Grant 4,722,010 - Suzuki , et al. January 26, 1	1988-01-26

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.