loadpatents
name:-0.013262033462524
name:-0.066107034683228
name:-0.0005190372467041
Hitachi Electronics Engineering Co., Ltd. Patent Filings

Hitachi Electronics Engineering Co., Ltd.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hitachi Electronics Engineering Co., Ltd..The latest application filed is for "polishing apparatus with abrasive tape, polishing method using abrasive tape and manufacturing method for magnetic disk".

Company Profile
0.58.8
  • Hitachi Electronics Engineering Co., Ltd. - Tokyo JP
  • Hitachi Electronics Engineering Co. Ltd. -
  • Hitachi Electronics Engineering Co., Ltd - Shibuya-ku JP
  • Hitachi Electronics Engineering Co., Ltd. - 16-3, Higashi 3-chome Shibuya-ku Tokyo JP
  • Hitachi Electronics Engineering Co., Ltd - Tokyo JP
  • Hitachi Electronics Engineering Co., Ltd. - JP JP
  • Hitachi Electronics Engineering Co., Ltd. - Shibuya-ku JP
  • Hitachi Electronics Engineering Co., Ltd. - Kanagawa JP
  • Hitachi Electronics Engineering Co., Ltd. - both of JP
  • Hitachi Electronics Engineering Co., Ltd. - all of 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
PatentDate
Method and its apparatus for inspecting particles or defects of a semiconductor device
Grant 8,072,597 - Nishiyama , et al. December 6, 2
2011-12-06
System for monitoring foreign particles, process processing apparatus and method of electronic commerce
Grant 7,499,157 - Nishiyama , et al. March 3, 2
2009-03-03
Magnetic head positioning control device, magnetic head certifier, magnetic disk certifier and head cartridge
Grant 7,035,039 - Shitara , et al. April 25, 2
2006-04-25
Apparatus for automated preparation of DNA samples and reactor for preparing DNA samples
Grant 6,815,198 - Nemoto , et al. November 9, 2
2004-11-09
Polishing apparatus with abrasive tape, polishing method using abrasive tape and manufacturing method for magnetic disk
App 20040198181 - Tajima, Fujio ;   et al.
2004-10-07
Method and apparatus for bonding substrate plates together through gap-forming sealer material
Grant 6,790,300 - Watanabe , et al. September 14, 2
2004-09-14
Apparatus for detecting foreign particle and defect and the same method
Grant 6,731,384 - Ohshima , et al. May 4, 2
2004-05-04
Apparatus and method for processing a substrate
App 20040045575 - Kinoshita, Kazuto ;   et al.
2004-03-11
Testing apparatus of magnetic recording medium or magnetic head including a plurality of analog-to-digital converters which convert reproduced testing data into digital data
Grant 6,700,369 - Makuuchi , et al. March 2, 2
2004-03-02
Inspecting method and apparatus for repeated micro-miniature patterns
Grant 6,661,912 - Taguchi , et al. December 9, 2
2003-12-09
Method and apparatus to generate a ground level of a semiconductor IC tester having a plurality of substrates
Grant 6,642,734 - Tsuyuki , et al. November 4, 2
2003-11-04
Apparatus and method for processing a substrate
Grant 6,631,726 - Kinoshita , et al. October 14, 2
2003-10-14
Phase interference detecting method and system in interferometer, and light detector therefor
Grant 6,628,402 - Yamaba , et al. September 30, 2
2003-09-30
Surface defect tester
Grant 6,617,603 - Ishiguro , et al. September 9, 2
2003-09-09
Apparatus and method for measuring pattern alignment error
Grant 6,600,561 - Tabei July 29, 2
2003-07-29
Apparatus and method of inspecting foreign particle or defect on a sample
Grant 6,597,448 - Nishiyama , et al. July 22, 2
2003-07-22
Method and apparatus for testing IC device
Grant 6,515,470 - Suzuki , et al. February 4, 2
2003-02-04
Optical system for detecting surface defect and surface defect tester using the same
Grant 6,509,966 - Ishiguro January 21, 2
2003-01-21
Method and apparatus for treating surface of substrate plate
App 20020192391 - Wada, Kenya ;   et al.
2002-12-19
Driver circuit integrated with load current output circuit, pin electronics and IC tester having thereof
App 20020171446 - Takechi, Keizo ;   et al.
2002-11-21
Magnetic disk read/write circuit having core coils of opposite phase
Grant 6,473,258 - Shitara , et al. October 29, 2
2002-10-29
Drying apparatus for a substrate and drying method thereof
Grant 6,418,640 - Fukuda , et al. July 16, 2
2002-07-16
Testing apparatus and method of IC devices
Grant 6,414,510 - Takeuchi , et al. July 2, 2
2002-07-02
Optical apparatus for defect and particle size inspection
Grant 6,411,377 - Noguchi , et al. June 25, 2
2002-06-25
Sample loading sheet
Grant 6,376,231 - Enomoto , et al. April 23, 2
2002-04-23
Method and apparatus for bonding substrate plates together through gap-forming sealer material
App 20020043344 - Watanabe, Hiroyuki ;   et al.
2002-04-18
Raid library apparatus for transportable media and method of controlling the library apparatus
Grant 6,366,982 - Suzuki , et al. April 2, 2
2002-04-02
Apparatus and method for inspecting surface of semiconductor wafer or the like
App 20020036771 - Sato, Tatsuya ;   et al.
2002-03-28
Wafer thickness measuring apparatus and detection method thereof
Grant 6,353,473 - Ishimori , et al. March 5, 2
2002-03-05
Method and apparatus for testing IC device
App 20020026258 - Suzuki, Tetsuya ;   et al.
2002-02-28
Digital calibration method and apparatus for A/D or D/A converters
Grant 6,351,228 - Kutsuno , et al. February 26, 2
2002-02-26
Method and apparatus for drying substrate plates
App 20010015021 - Gommori, Kazuhiko ;   et al.
2001-08-23
Semiconductor device tester and method for testing semiconductor device
Grant 6,275,023 - Oosaki , et al. August 14, 2
2001-08-14
IC device contactor
Grant 6,204,681 - Nagatsuka , et al. March 20, 2
2001-03-20
IC testing apparatus and method
Grant 6,138,257 - Wada , et al. October 24, 2
2000-10-24
Method and apparatus for electrophoresis separation and detection
Grant 6,132,578 - Kambara , et al. October 17, 2
2000-10-17
Method and apparatus for laser-texturing disk surfaces
Grant 6,004,487 - Wada , et al. December 21, 1
1999-12-21
System for quality control where inspection frequency of inspection apparatus is reset to minimize expected total loss based on derived frequency function and loss value
Grant 6,002,989 - Shiba , et al. December 14, 1
1999-12-14
MR head offset correction method and magnetic disk certifier
Grant 5,998,994 - Mori December 7, 1
1999-12-07
DNA analyzer
Grant 5,976,338 - Fujita , et al. November 2, 1
1999-11-02
Apparatus and method for inspecting disks
Grant 5,909,117 - Nakadai , et al. June 1, 1
1999-06-01
Inspection method and device of wafer surface
Grant 5,903,342 - Yatsugake , et al. May 11, 1
1999-05-11
Surface defect test method and surface defect tester
Grant 5,898,491 - Ishiguro , et al. April 27, 1
1999-04-27
Disk texturing apparatus
Grant 5,885,143 - Ichikawa , et al. March 23, 1
1999-03-23
Method and apparatus for processing substrates
Grant 5,879,576 - Wada , et al. March 9, 1
1999-03-09
Device and method for positioning a notched wafer
Grant 5,851,102 - Okawa , et al. December 22, 1
1998-12-22
Extraneous substance inspection apparatus for patterned wafer
Grant 5,818,576 - Morishige , et al. October 6, 1
1998-10-06
Extraneous substance inspection apparatus for patterned wafer
Grant 5,724,132 - Morishige , et al. March 3, 1
1998-03-03
Gravitational IC package transfer mechanism
Grant 5,702,224 - Kubota December 30, 1
1997-12-30
Surface inspection method and apparatus
Grant 5,694,214 - Watanabe , et al. December 2, 1
1997-12-02
Disk used for calibrating floating height of protrusion detection head, method of calibrating floating height of protrusion detection head using the disk and glide tester using the method
Grant 5,675,462 - Ayabe October 7, 1
1997-10-07
Extraneous substance inspection method and apparatus
Grant 5,644,393 - Nakamura , et al. July 1, 1
1997-07-01
DNA base sequencer
Grant 5,556,529 - Nemoto September 17, 1
1996-09-17
DNA base sequencer
Grant 5,552,322 - Nemoto , et al. September 3, 1
1996-09-03
Magnetic disk tester
Grant 5,423,111 - Mori June 13, 1
1995-06-13
Apparatus for gel electrophoresis
Grant 5,294,323 - Togusari , et al. March 15, 1
1994-03-15
Fluorescence detection type electrophoresis apparatus
Grant 5,290,419 - Kambara , et al. March 1, 1
1994-03-01
Apparatus for detecting extraneous substances on a glass plate
Grant 5,245,403 - Kato , et al. September 14, 1
1993-09-14
Disk washing apparatus
Grant 5,092,011 - Gommori , et al. March 3, 1
1992-03-03
Delay circuit including an improved CR integrator circuit
Grant 4,710,654 - Saitoh , et al. December 1, 1
1987-12-01
Magnetic shield for rotary actuator in a magnetic disc device
Grant 4,658,313 - Takahashi , et al. April 14, 1
1987-04-14
Automatic contaminants detection apparatus
Grant 4,614,427 - Koizumi , et al. September 30, 1
1986-09-30
Automatic bacterial colony transfer apparatus
Grant 4,613,573 - Shibayama , et al. September 23, 1
1986-09-23
IC magazine supply system
Grant 4,588,342 - Hirokawa , et al. May 13, 1
1986-05-13
Light beam scanning apparatus and the method
Grant 4,464,011 - Takahashi , et al. August 7, 1
1984-08-07
Track displacement detecting and measuring system
Grant 4,173,073 - Fukazawa , et al. November 6, 1
1979-11-06

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