MITSUBISHI STEEL MFG. CO., LTD.
Patent Applications and Registrations
Patent applications and USPTO patent grants for MITSUBISHI STEEL MFG. CO., LTD..The latest application filed is for "composite coil spring with carbon and glass fiber layers".
Company Profile
6.94.54
- MITSUBISHI STEEL MFG. CO., LTD. - Tokyo JP
- MITSUBISHI STEEL MFG. CO., LTD. - Chuo-ku, Tokyo JP
- MITSUBISHI STEEL MFG. CO., LTD. - JP JP
- MITSUBISHI STEEL MFG. CO., LTD. - Chuo-ku Tokyo JP
- Mitsubishi Steel MFG CO., LTD - Tokyo JP
- MITSUBISHI STEEL MFG. CO.,LTD. -
Patent Activity
| Patent | Date |
|---|---|
| Hollow Spring And Method Of Manufacturing The Same App 20220170524 - SAYAMA; Hironobu ; et al. | 2022-06-02 |
| Composite Coil Spring With Carbon And Glass Fiber Layers App 20220170525 - Yoshioka; Jun | 2022-06-02 |
| Hinge App 20220162892 - Mitsui; Yasuhiro ; et al. | 2022-05-26 |
| Parallel Biaxial Hinge With Rotation Order Regulating Structure App 20220075429 - HAZAMA; Yuji ; et al. | 2022-03-10 |
| Atomizer Nozzle, Atomizing Device, Method For Producing Metal Powder, And Metal Powder App 20210237155 - KOMATSU; Yoshinao ; et al. | 2021-08-05 |
| Method For Manufacturing Spring And Spring App 20210140502 - YAMAZAKI; Tomohiro ; et al. | 2021-05-13 |
| Hollow spring and manufacturing method thereof Grant 10,987,779 - Sayama April 27, 2 | 2021-04-27 |
| Device and method for forming end of coiled spring Grant 10,828,690 - Eto November 10, 2 | 2020-11-10 |
| High strength spring, method of manufacturing the same, steel for high strength spring, and method of manufacturing the same Grant 10,752,971 - Watanabe , et al. A | 2020-08-25 |
| Hollow Spring And Method For Manufacturing Same App 20200094376 - Sayama; Hironobu | 2020-03-26 |
| Composite coil spring Grant 10,385,940 - Yoshioka A | 2019-08-20 |
| Suspension coil spring Grant 10,300,756 - Sayama | 2019-05-28 |
| Coil spring Grant 10,138,970 - Matsuoto , et al. Nov | 2018-11-27 |
| Method of manufacturing rubber-bush-provided stabilizer bar and rubber-bush-provided stabilizer bar Grant 10,124,646 - Higuchi , et al. November 13, 2 | 2018-11-13 |
| Composite Coil Spring App 20180245651 - Yoshioka; Jun | 2018-08-30 |
| Composite coil spring Grant 9,982,734 - Yoshioka May 29, 2 | 2018-05-29 |
| Suspension coil spring Grant 9,783,017 - Ogura , et al. October 10, 2 | 2017-10-10 |
| Suspension coil spring and strut type suspension Grant 9,770,957 - Sano , et al. September 26, 2 | 2017-09-26 |
| Composite Coil Spring App 20170234392 - Yoshioka; Jun | 2017-08-17 |
| Opening and closing device, and electronic device Grant 9,696,755 - Mitsui July 4, 2 | 2017-07-04 |
| Composite coil spring Grant 9,677,637 - Yoshioka June 13, 2 | 2017-06-13 |
| Locking member, door stop, and rod locking system Grant 9,598,885 - Yamamoto , et al. March 21, 2 | 2017-03-21 |
| Electronic device Grant 9,585,274 - Mitsui February 28, 2 | 2017-02-28 |
| Suspension Coil Spring App 20170050486 - SAYAMA; Hironobu | 2017-02-23 |
| Locking System, And Opening And Closing Device App 20160273250 - ENDO; Takao | 2016-09-22 |
| Locking Member, Door Stop, And Rod Locking System App 20160265257 - YAMAMOTO; Junichiro ; et al. | 2016-09-15 |
| Electronic Device App 20160270246 - MITSUI; Yasuhiro | 2016-09-15 |
| Method Of Manufacturing Rubber Bush Provided Stabilizer Bar And Rubber Bush Provided Stabilizer Bar App 20160257178 - HIGUCHI; Daisuke ; et al. | 2016-09-08 |
| Opening and closing device, and electronic device Grant 9,413,971 - Mitsui August 9, 2 | 2016-08-09 |
| Opening and closing device Grant 9,398,708 - Mitsui July 19, 2 | 2016-07-19 |
| Door stopper and rod locking mechanism Grant 9,388,620 - Endo July 12, 2 | 2016-07-12 |
| Spring unit and slide mechanism Grant 9,316,280 - Mitsui , et al. April 19, 2 | 2016-04-19 |
| Opening And Closing Device, And Electronic Device App 20160066451 - MITSUI; Yasuhiro | 2016-03-03 |
| Suspension Coil Spring And Strut Type Suspension App 20160046165 - SANO; Masanori ; et al. | 2016-02-18 |
| Opening And Closing Device, And Electronic Device App 20160044808 - MITSUI; Yasuhiro | 2016-02-11 |
| Spring unit and slide mechanism Grant 9,243,676 - Mitsui , et al. January 26, 2 | 2016-01-26 |
| Door Stopper And Rod Locking Mechanism App 20160002967 - ENDO; Takao | 2016-01-07 |
| Opening-closing Device App 20150358512 - MITSUI; Yasuhiro | 2015-12-10 |
| Film-like member and attaching method thereof Grant 9,142,883 - Hirokane , et al. September 22, 2 | 2015-09-22 |
| Spring unit and sliding mechanism Grant 9,115,751 - Katsuta , et al. August 25, 2 | 2015-08-25 |
| Cover mechanism for opening and closing device Grant 9,094,490 - Sayama July 28, 2 | 2015-07-28 |
| Opening/closing device Grant 9,091,105 - Sayama July 28, 2 | 2015-07-28 |
| Semi-automatic hinge with rotational angle restricting mechanism Grant 9,060,051 - Kitamura , et al. June 16, 2 | 2015-06-16 |
| Curved spring and slide mechanism Grant 9,022,367 - Katsuta May 5, 2 | 2015-05-05 |
| Device And Method For Forming End Of Coiled Spring App 20150101699 - Eto; Takashi | 2015-04-16 |
| Curved spring and slide mechanism Grant 9,004,464 - Hazama , et al. April 14, 2 | 2015-04-14 |
| Slide unit for electronic apparatus Grant 8,976,532 - Mitsui March 10, 2 | 2015-03-10 |
| Sliding apparatus Grant 8,950,940 - Mitsui , et al. February 10, 2 | 2015-02-10 |
| Spring Unit And Slide Mechanism App 20150030267 - Mitsui; Yasuhiro ; et al. | 2015-01-29 |
| Spring Unit And Slide Mechanism App 20140373655 - Mitsui; Yasuhiro ; et al. | 2014-12-25 |
| Device and method for forming end of coiled spring Grant 8,915,112 - Eto December 23, 2 | 2014-12-23 |
| Opening And Closing Device App 20140352221 - Mitsui; Yasuhiro | 2014-12-04 |
| Spring Unit And Sliding Mechanism App 20140301678 - Katsuta; Tetsuya ; et al. | 2014-10-09 |
| Antenna Device App 20140232610 - Shigemoto; Yoko ; et al. | 2014-08-21 |
| Slide unit mechanism Grant 8,807,835 - Mitsui August 19, 2 | 2014-08-19 |
| Slide-tilt mechanism Grant 8,776,318 - Yamaguchi July 15, 2 | 2014-07-15 |
| Opening and closing device Grant 8,769,773 - Katsuta July 8, 2 | 2014-07-08 |
| Opening/closing device Grant 8,713,758 - Mitsui , et al. May 6, 2 | 2014-05-06 |
| Opening/closing mechanism Grant 8,714,822 - Mitsui May 6, 2 | 2014-05-06 |
| Sliding device for electronic apparatus Grant 8,690,433 - Mitsui April 8, 2 | 2014-04-08 |
| Iron-based alloy powder Grant 8,685,180 - Ueno , et al. April 1, 2 | 2014-04-01 |
| Coil spring forming apparatus and coil spring formed thereby Grant 8,667,825 - Eto March 11, 2 | 2014-03-11 |
| Slide device for electronic device Grant 8,662,753 - Mitsui March 4, 2 | 2014-03-04 |
| Hinge apparatus for electronic device Grant 8,615,848 - Mitsui December 31, 2 | 2013-12-31 |
| Spring product manufacturing line Grant 8,561,279 - Kohno , et al. October 22, 2 | 2013-10-22 |
| Film-like Member And Attaching Method Thereof App 20130222189 - Hirokane; Toru ; et al. | 2013-08-29 |
| Cover Mechanism For Opening And Closing Device App 20130192140 - Sayama; Hironobu | 2013-08-01 |
| Stabilizer bar Grant 8,490,987 - Narishima , et al. July 23, 2 | 2013-07-23 |
| Hinge Mechanism App 20130160243 - Kakizaki; Judou | 2013-06-27 |
| Opening/closing Device App 20130160244 - Sayama; Hironobu | 2013-06-27 |
| Sliding Device For Electronic Apparatus App 20130156354 - Mitsui; Yasuhiro | 2013-06-20 |
| Curved Spring And Slide Mechanism App 20130145873 - Katsuta; Tetsuya | 2013-06-13 |
| Hinge Apparatus For Electronic Device App 20130111704 - Mitsui; Yasuhiro | 2013-05-09 |
| Opening/closing Mechanism App 20130108196 - Mitsui; Yasuhiro | 2013-05-02 |
| Coil Spring App 20130099435 - Matsuoto; Takayuki ; et al. | 2013-04-25 |
| Slide Unit For Electronic Apparatus App 20130094129 - Mitsui; Yasuhiro | 2013-04-18 |
| Sliding Apparatus App 20130089281 - Mitsui; Yasuhiro ; et al. | 2013-04-11 |
| Hinge Device App 20130081229 - Hirano; Yoshihisa | 2013-04-04 |
| Slide Unit Mechanism App 20130077903 - Mitsui; Yasuhiro | 2013-03-28 |
| Slide Device For Electronic Device App 20130077902 - Mitsui; Yasuhiro | 2013-03-28 |
| Opening/closing Device App 20130061700 - Mitsui; Yasuhiro ; et al. | 2013-03-14 |
| Coil Spring Forming Apparatus And Coil Spring Formed Thereby App 20130062821 - Eto; Takashi | 2013-03-14 |
| Slide unit mechanism Grant 8,374,337 - Mitsui , et al. February 12, 2 | 2013-02-12 |
| Coil spring forming apparatus and coil spring formed thereby Grant 8,341,993 - Eto January 1, 2 | 2013-01-01 |
| Spring steel with improved hardenability and pitting resistance Grant 8,337,642 - Fukuzumi , et al. December 25, 2 | 2012-12-25 |
| Spring Steel With Improved Hardenability And Pitting Resistance App 20120205013 - FUKUZUMI; Tatsuo ; et al. | 2012-08-16 |
| Spring steel with improved hardenability and pitting resistance Grant 8,197,614 - Fukuzumi , et al. June 12, 2 | 2012-06-12 |
| Sintered soft magnetic powder molded body Grant 8,172,956 - Unoki , et al. May 8, 2 | 2012-05-08 |
| Stabilizer Bar App 20110175315 - Narishima; Hidetaka ; et al. | 2011-07-21 |
| Two-axis hinge device with rotation regulating function Grant 7,979,960 - Sano , et al. July 19, 2 | 2011-07-19 |
| Hinge mechanism Grant 7,958,602 - Nishizawa , et al. June 14, 2 | 2011-06-14 |
| Spring steel with improved hardenability and pitting resistance App 20110041962 - Fukuzumi; Tatsuo ; et al. | 2011-02-24 |
| Method for manufacturing of insulated soft magnetic metal powder formed body Grant 7,871,474 - Unoki , et al. January 18, 2 | 2011-01-18 |
| Spring steel with improved hardenability and pitting resistance Grant 7,850,794 - Fukuzumi , et al. December 14, 2 | 2010-12-14 |
| Method of producing a suspension coil spring Grant 7,841,088 - Ogura , et al. November 30, 2 | 2010-11-30 |
| Spring Product Manufacturing Line App 20100212134 - Kohno; Kazuhiro ; et al. | 2010-08-26 |
| Sintered Soft Magnetic Powder Molded Body App 20100162851 - Unoki; Kenichi ; et al. | 2010-07-01 |
| Strut-type suspension device Grant 7,690,662 - Omi , et al. April 6, 2 | 2010-04-06 |
| Hinge Mechanism App 20100077566 - Nishizawa; Katsuhito ; et al. | 2010-04-01 |
| Coil Spring Forming Apparatus And Coil Spring Formed Thereby App 20100052231 - Eto; Takashi | 2010-03-04 |
| Lateral displacement preventing device for stabilizer Grant 7,635,139 - Narishima , et al. December 22, 2 | 2009-12-22 |
| Device And Method For Forming End Of Coiled Spring App 20090283173 - Eto; Takashi | 2009-11-19 |
| Two-shaft hinge mechanism enabling harness wiring Grant 7,614,118 - Sato , et al. November 10, 2 | 2009-11-10 |
| Suspension Coil Spring App 20090172946 - Ogura; Junji ; et al. | 2009-07-09 |
| Hinge mechanism Grant 7,506,608 - Sato , et al. March 24, 2 | 2009-03-24 |
| Vehicle stabilizer for high stress Grant 7,500,660 - Hanamura , et al. March 10, 2 | 2009-03-10 |
| Two-Axis Hinge Device With Rotation Regulating Function App 20080313855 - Sano; Masanori ; et al. | 2008-12-25 |
| Two-shaft hinge equipped with a rotation limiting mechanism Grant 7,346,960 - Higano , et al. March 25, 2 | 2008-03-25 |
| Rotating mechanism of biaxial hinge and portable telephone with the same Grant 7,346,375 - Sato , et al. March 18, 2 | 2008-03-18 |
| Alloyed steel powder with improved degree of sintering for metal injection molding and sintered body Grant 7,211,125 - Soda , et al. May 1, 2 | 2007-05-01 |
| Foldable and portable mobile communication terminal Grant 7,158,816 - Mizuta , et al. January 2, 2 | 2007-01-02 |
| Sulfur-containing free-cutting steel for machine structural use Grant 7,014,812 - Fukuzumi , et al. March 21, 2 | 2006-03-21 |
| Single-shaft hinge device comprising a plurality of torque-generating sections Grant 6,948,217 - Higano , et al. September 27, 2 | 2005-09-27 |
| Room-temperature-formable magnesium alloy with excellent corrosion resistance Grant 6,838,049 - Fukuzumi , et al. January 4, 2 | 2005-01-04 |
| Sulfur-containing free-cutting steel Grant 6,737,019 - Fukuzumi , et al. May 18, 2 | 2004-05-18 |
| Water-atomized spherical metal powders and method for producing the same Grant 6,221,125 - Soda , et al. April 24, 2 | 2001-04-24 |
| Low-bed type seismic isolator for display case Grant 6,092,780 - Kurabayashi , et al. July 25, 2 | 2000-07-25 |
| Bucket tool for a power shovel Grant 6,070,345 - Akaki , et al. June 6, 2 | 2000-06-06 |
| Large-scale high strength seismic isolator Grant 5,970,666 - Kurabayashi , et al. October 26, 1 | 1999-10-26 |
| Production process of wax pattern Grant 5,921,309 - Nishida , et al. July 13, 1 | 1999-07-13 |
| Heat-resistant nickel-based alloy excellent in weldability Grant 5,882,586 - Tamura , et al. March 16, 1 | 1999-03-16 |
| Seismic isolation sliding bearing for structure Grant 5,867,951 - Yaguchi , et al. February 9, 1 | 1999-02-09 |
| Coiled wave spring and production method thereof Grant 5,803,444 - Shibuya , et al. September 8, 1 | 1998-09-08 |
| Car door hinge Grant 5,475,897 - Satoh , et al. December 19, 1 | 1995-12-19 |
| Motor Grant 4,812,692 - Arita March 14, 1 | 1989-03-14 |
| Corrosion-resistant clad steel and method for producing the same Grant 4,784,922 - Yoshimura November 15, 1 | 1988-11-15 |
| Anti-vibration apparatus for seismic acceleration Grant 4,596,373 - Omi , et al. June 24, 1 | 1986-06-24 |
| Earthquake isolation floor Grant 4,402,483 - Kurabayashi , et al. September 6, 1 | 1983-09-06 |
| Tandem axle suspension assembly Grant 4,383,703 - Honda , et al. May 17, 1 | 1983-05-17 |
| Materials for a bit Grant 4,358,317 - Abe November 9, 1 | 1982-11-09 |
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