Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10895922 | Film and stylus system for emulating pen-on-paper tactile feedback | Justin Virgili, Micah B. Yairi, Curtis Takagi, Brian Flamm | 2021-01-19 |
| 9324354 | Barium ferrite magnetic storage media | David C. Lowery, Stephen R. Ebner, Larold L. Olson, Michael P. Sharrock, Scott A. Walker | 2016-04-26 |
| 7364809 | Magnetic recording tape media having low abrasivity and reliable media performance | David C. Lowery | 2008-04-29 |
| 7163714 | Magnetic recording medium with dual layer front coating and method of manufacture | David C. Lowery | 2007-01-16 |
| 6818298 | Magnetic recording medium with dual layer front coating and method of manufacture | David C. Lowery | 2004-11-16 |
| 6194058 | Multi-layer magnetic recording medium, method and system of manufacture | Guy Tadlock, Brian McQuay | 2001-02-27 |
| 5670245 | Magnetic recording medium comprising a magnetic layer containing ferromagnetic metallic powder, binder, and aliphatic acid | Hideaki Wakamatsu, Akira Saitoh, Akihiko Seki | 1997-09-23 |
| 5527603 | Magnetic recording medium | Hideaki Wakamatsu | 1996-06-18 |
| 5496622 | Magnetic recording medium comprising an underlayer containing .alpha.-iron oxide powder and a magnetic layer containing ferromagnetic metallic powder | Takafumi Yanagita, Akira Saitoh, Akihiko Seki | 1996-03-05 |
| 5458948 | Magnetic recording medium | Takafumi Yanagita | 1995-10-17 |
| 5455104 | Magnetic recording medium | Nobuyuki Sekiguchi, Narito Goto, Katsuyuki Takeda, Hideki Takahashi | 1995-10-03 |
| 5449527 | Method of producing magnetic recording medium | Seiichi Tobisawa, Kunitsuna Sasaki | 1995-09-12 |
| 5405679 | Magnetic recording medium comprising a non magnetic underlayer and two magnetic layers of specified composition and thickness | — | 1995-04-11 |
| 5340635 | Magnetic recording medium having a magnetic layer with a specified vickers indentation hardness or plastic deformation | Takahiro Mori | 1994-08-23 |
| 5324571 | Magnetic recording medium comprising a support and a plurality of layers in which the magnetic layer has a specified plastic deformation | Noboru Koyama, Narito Goto, Takahiro Mori | 1994-06-28 |
| 5242752 | Magnetic recording medium comprising a specified binder resin, specified ferromagnetic metal powder and .alpha.-alumina | Noboru Koyama, Kenji Itozawa, Takahiro Mori | 1993-09-07 |
| 5153079 | Magnetic recording medium comprising ferromagnetic powder and polar group containing ginder resins having different glass transition temperatures | Kunitsuna Sasaki, Kiyoshi Sawada, Takahiro Mori, Yuki Ando | 1992-10-06 |
| 5094916 | Magnetic recording medium comprising a polyurethane binder resin having a specified glass transition, molecular weight, and polar group content | Kunitsuna Sasaki, Kiyoshi Sawada, Takahiro Mori, Yuki Ando | 1992-03-10 |
| 5084342 | Magnetic recording medium | Yasuo Ando | 1992-01-28 |
| 5061516 | Production method for magnetic recording medium | Kiyoshi Sawada, Kunitsuna Sasaki, Takahiro Mori, Yuki Ando | 1991-10-29 |
| 5045390 | Magnetic recording medium | Yasuo Ando | 1991-09-03 |
| 4835049 | Magnetic recording medium | Shu Ishiguro | 1989-05-30 |
| 4818606 | Highly running-endurant magnetic recording medium | Noboru Koyama, Shu Ishiguro | 1989-04-04 |
| 4713293 | Magnetic recording media | Masao Asano, Yasuhisa Yamauchi, Hiroaki Yamagishi | 1987-12-15 |