HMT Technology Corporation
Patent Applications and Registrations
Patent applications and USPTO patent grants for HMT Technology Corporation.The latest application filed is for "thin overlayer for magnetic recording disk".
Company Profile
0.40.0
- HMT Technology Corporation - Freemont CA
- HMT Technology Corporation - Fremont CA
Patent Activity
| Patent | Date |
|---|---|
| Thin overlayer for magnetic recording disk Grant 6,358,636 - Yang , et al. March 19, 2 | 2002-03-19 |
| Metal polishing composition Grant 6,274,063 - Li , et al. August 14, 2 | 2001-08-14 |
| Magnetic recording media having a CrTi underlayer deposited under a substrate bias Grant 6,210,819 - Lal , et al. April 3, 2 | 2001-04-03 |
| Magnetic recording medium having a multilayer magnetic recording structure including a 10-30 angstrom CoCr interlayer Grant 6,007,924 - Lal , et al. December 28, 1 | 1999-12-28 |
| Laser-bump sensor method and apparatus Grant 5,978,091 - Jann , et al. November 2, 1 | 1999-11-02 |
| Apparatus for polishing planar substrates through rotating plates Grant 5,964,651 - October 12, 1 | 1999-10-12 |
| Disc-handling apparatus Grant 5,938,902 - Nguyen , et al. August 17, 1 | 1999-08-17 |
| Laser texturing apparatus employing a rotating mirror Grant 5,897,798 - Monberg , et al. April 27, 1 | 1999-04-27 |
| Laser texturing apparatus with bernoulli holder Grant 5,834,731 - Harper November 10, 1 | 1998-11-10 |
| Multilayered magnetic recording medium with coercivity gradient Grant 5,834,111 - Lal , et al. November 10, 1 | 1998-11-10 |
| Multilayer magnetic medium with soft magnetic interlayer Grant 5,738,945 - Lal , et al. April 14, 1 | 1998-04-14 |
| Target assembly for use in forming an overcoat in a magnetic recording medium Grant 5,736,020 - Lal , et al. April 7, 1 | 1998-04-07 |
| Method for forming a thin carbon overcoat in a magnetic recording medium Grant 5,714,044 - Lal , et al. February 3, 1 | 1998-02-03 |
| DC magnetron sputtering method and apparatus Grant 5,693,197 - Lal , et al. December 2, 1 | 1997-12-02 |
| Single chamber sputtering assembly Grant 5,693,199 - Bourez , et al. December 2, 1 | 1997-12-02 |
| Cathode assembly having rotating magnetic-field shunt and method of making magnetic recording media Grant 5,685,959 - Bourez , et al. November 11, 1 | 1997-11-11 |
| Sputtered carbon overcoat in a thin-film medium and sputtering method Grant 5,679,431 - Chen , et al. October 21, 1 | 1997-10-21 |
| Sputtering shield Grant 5,614,071 - Mahvan , et al. March 25, 1 | 1997-03-25 |
| Lubricant composition and method Grant 5,587,217 - Chao , et al. December 24, 1 | 1996-12-24 |
| Multilayered medium with gradient isolation layer Grant 5,580,667 - Lal , et al. December 3, 1 | 1996-12-03 |
| Thin-film medium with sublayer Grant 5,569,533 - Lal , et al. October 29, 1 | 1996-10-29 |
| Disc-handling apparatus Grant 5,543,022 - Nguyen , et al. August 6, 1 | 1996-08-06 |
| Magnetic recording disk with overcoat thickness gradient between a data zone and a landing zone Grant 5,520,981 - Yang , et al. May 28, 1 | 1996-05-28 |
| Target assembly having inner and outer targets Grant 5,512,150 - Bourez , et al. April 30, 1 | 1996-04-30 |
| Textured disc substrate and method Grant 5,508,077 - Chen , et al. April 16, 1 | 1996-04-16 |
| Thin-film recording medium with thin metal sublayer Grant 5,456,978 - Lal , et al. October 10, 1 | 1995-10-10 |
| Thin-film medium with compositional gradient Grant 5,432,012 - Lal , et al. July 11, 1 | 1995-07-11 |
| Sputtering target and assembly Grant 5,366,607 - Lal , et al. * November 22, 1 | 1994-11-22 |
| Method for manufacturing thin-film medium with chromium underlayer gradient Grant 5,356,522 - Lal , et al. October 18, 1 | 1994-10-18 |
| Thin film medium with layered film gradient Grant 5,324,593 - Lal , et al. June 28, 1 | 1994-06-28 |
| Magnetic recording disk medium comprising a magnetic thin film and a carbon overcoat having surface nitrogen atoms, a specified carbon structure, and oxygen atoms Grant 5,227,211 - Eltoukhy , et al. July 13, 1 | 1993-07-13 |
| Texturing slurry and method Grant 5,207,759 - Mehmandoust , et al. May 4, 1 | 1993-05-04 |
| Magnetron sputter gun target assembly with distributed magnetic field Grant 5,174,880 - Bourez , et al. December 29, 1 | 1992-12-29 |
| Textured thin-film substrate and method Grant 5,166,006 - Lal , et al. November 24, 1 | 1992-11-24 |
| Magnetic disc with low-friction glass substrate Grant 5,119,258 - Tsai , et al. June 2, 1 | 1992-06-02 |
| Thin film testing method Grant 5,074,983 - Eltoukhy , et al. December 24, 1 | 1991-12-24 |
| High-coercivity thin-film recording medium Grant 5,049,451 - Lal , et al. * September 17, 1 | 1991-09-17 |
| Method for making smooth-surfaced magnetic recording medium Grant 5,037,515 - Tsai , et al. August 6, 1 | 1991-08-06 |
| Magnetic disc surface treatment and apparatus Grant 5,012,618 - Price , et al. May 7, 1 | 1991-05-07 |
| High-coercivity thin-film recording medium and method Grant 5,004,652 - Lal , et al. April 2, 1 | 1991-04-02 |
Company Registrations
| SEC | 0001005967 | HMT TECHNOLOGY CORP of DELAWARE |
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