Issued Patents All Time
Showing 25 most recent of 118 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7948850 | Optical storage medium, optical read/write apparatus, and optical read/write method | Noboru Iwata | 2011-05-24 |
| 7948852 | Optical storage medium, optical read/write apparatus, and optical read/write method | Noboru Iwata | 2011-05-24 |
| 7948851 | Optical storage medium, optical read/write apparatus, and optical read/write method | Noboru Iwata | 2011-05-24 |
| 7933185 | Optical storage medium, optical read/write apparatus, and optical read/write method | Noboru Iwata | 2011-04-26 |
| 7911914 | Optical storage medium, optical read/write apparatus, and optical read/write method | Noboru Iwata | 2011-03-22 |
| 7859983 | Optical disk and optical disk recording and reproducing device | Michinobu Mieda, Masanori Shimo | 2010-12-28 |
| 7787345 | Optical storage medium, optical read/write apparatus, and optical read/write method | Noboru Iwata | 2010-08-31 |
| 7609605 | Optical storage medium, optical read/write apparatus, and optical read/write method | Noboru Iwata | 2009-10-27 |
| 7586824 | Optical storage medium, optical read/write apparatus, and optical read/write method | Noboru Iwata | 2009-09-08 |
| 7223505 | Method for forming micropatterns | Michinobu Mieda, Go Mori | 2007-05-29 |
| 7180849 | Optical storage medium enabling uniform light transmittance, optical read/write apparatus for same, and optical read/write method for same | Noboru Iwata | 2007-02-20 |
| 6949302 | Magneto-optical recording medium having a reproducing layer composed to control movement of domain walls therein | Noboru Iwata | 2005-09-27 |
| 6872511 | Method for forming micropatterns | Michinobu Mieda, Go Mori | 2005-03-29 |
| 6826769 | Recording and reproducing device having a stabilizing board and vertically-oscillating slider | Noboru Iwata | 2004-11-30 |
| 6772431 | Disc-like information recording medium, stamper, stamper configuring apparatus, disc master and hub mounting apparatus | Noboru Iwata | 2004-08-03 |
| 6762989 | Optical disk having groove address pits and land address pits of equal depths | Noboru Iwata | 2004-07-13 |
| 6690625 | Magneto-optical recording medium | Noboru Iwata | 2004-02-10 |
| 6678219 | Magneto-optical recording medium having a magnetic flux formed layer | Noboru Iwata | 2004-01-13 |
| 6671234 | Magneto-optical storage media and method of reproducing the same | Noboru Iwata | 2003-12-30 |
| 6665235 | Magneto-optical recording medium and recording and reproducing method and optical head designed for the magneto-optical recording medium | Yoshiteru Murakami, Junichiro Nakayama, Junsaku Nakajima, Akira Takahashi, Kenji Ohta +1 more | 2003-12-16 |
| 6630219 | Optical disk and recording/reproducing device | Noboru Iwata | 2003-10-07 |
| 6545955 | Magneto-optic storage media and methods of reproducing the same | Noboru Iwata | 2003-04-08 |
| 6534162 | Magneto-optical recording medium | Noboru Iwata | 2003-03-18 |
| 6510129 | Optical recording medium, manufacturing method of optical recording medium master disk, and cutting device used therefor | Noboru Iwata | 2003-01-21 |
| 6483785 | Magneto-optical recording method using the relation of beam diameter and an aperture of converging lens | Yoshiteru Murakami, Junichiro Nakayama, Junsaku Nakajima, Akira Takahashi, Kenji Ohta +1 more | 2002-11-19 |