Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8457814 | Radar monitoring device | — | 2013-06-04 |
| 7286825 | Method for communication among mobile units and vehicular communication apparatus | Hiroshi Shishido, Masana Minami, Nozomu Saito | 2007-10-23 |
| 7260108 | Multimedia information providing method and apparatus | — | 2007-08-21 |
| 5946605 | Method and apparatus for communicating information using a data tuner | Tsutomu Takahisa, Satoru Takashima | 1999-08-31 |
| 5812937 | Broadcast data system with multiple-tuner receiver | Tsutomu Takahisa | 1998-09-22 |
| 5717506 | Image communication apparatus for communicating binary and multi-value color image data | Masakuni Yamamoto, Kiyonobu Endo, Susumu Matsumura, Hiroaki Hoshi, Eiji Yamaguchi +2 more | 1998-02-10 |
| 5668872 | Information processing method and system | Hideki Morishima, Kiyonobu Endo, Susumu Matsumura, Hiroaki Hoshi, Masakuni Yamamoto +2 more | 1997-09-16 |
| 5661612 | Magnetic head driving device and magnetooptical recording apparatus | Makoto Hiramatsu, Kazuyoshi Ishii | 1997-08-26 |
| 5577266 | Broadcast system with associated data capabilities | Tsutumo Takahisa | 1996-11-19 |
| 5555236 | Magneto-optical recording method of erasing a portion of a first recording domain to form a crescent-shaped second recording domain | — | 1996-09-10 |
| 5485435 | Magnetic field generator in which an end face of a magnetic material member projects from man end face of magnetic field generating cores | Toru Matsuda, Fujihiro Ito, Yutaka Kusano, Kenji Makino | 1996-01-16 |
| 5434831 | Magneto-optical recording apparatus capable of both magnetic modulation and light modulation recording | Kazuyoshi Ishii | 1995-07-18 |
| 5428586 | Magneto-optical recording method using a magneto-optical recording medium having two or more magnetic layers to allow recording and reproduction to be effected simultaneously and magneto-optical recording medium used in the method | Tadashi Kobayashi, Kazuoki Hongu, Masakuni Yamamoto | 1995-06-27 |
| 5398227 | Magnetooptical recording reproducing apparatus and method for determining the power of an irradiating light beam on the basis of a detected amplitude of a recording signal | Yasuyuki Miyaoka | 1995-03-14 |
| 5394380 | Magneto-optic recording apparatus and method therefor | — | 1995-02-28 |
| 5293360 | Magnetic field generating device | Shunpei Kimura | 1994-03-08 |
| 5233578 | Method of recording information on a recording medium having at least two magnetic layers | Masakuni Yamamoto, Yasuyuki Miyaoka, Yutaka Ogasawara, Makoto Hiramatsu, Susumu Matsumura | 1993-08-03 |
| 5051974 | Optical head device having a light splitter with a diffraction grating structure | Naosato Taniguchi, Kiyonobu Endo, Tetsuro Kuwayama, Hiroaki Hoshi, Hiroshi Osawa +1 more | 1991-09-24 |
| 4912311 | Information recording carrier | Masakuni Yamamoto, Hiroaki Hoshi | 1990-03-27 |
| 4896025 | Information reproducing apparatus for information recording medium having a plurality of information tracks | — | 1990-01-23 |