Issued Patents All Time
Showing 1–25 of 98 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8472291 | Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk | Yoshiho Gotoh, Mitsuaki Oshima, Shinichi Tanaka, Mitsuro Moriya | 2013-06-25 |
| 8068392 | Recording method, recording apparatus, and recording medium | — | 2011-11-29 |
| 8023380 | Optical data recording method | Mamoru Shoji, Atsushi Nakamura, Takashi Ishida, Shuichi Tasaka | 2011-09-20 |
| 8014236 | Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk | Yoshiho Gotoh, Mitsuaki Oshima, Shinichi Tanaka, Mitsuro Moriya | 2011-09-06 |
| 7944786 | Optical disc apparatus and recording power determining method thereof | Mamoru Shoji, Shuichi Tasaka, Eiichi Igami | 2011-05-17 |
| 7827111 | Recording medium reproducer, cryptocommunication system and program license system | Mitsuaki Oshima, Yoshiho Gotoh, Shinichi Tanaka, Mitsurou Moriya, Yoshinari Takemura | 2010-11-02 |
| 7710842 | Optical disc apparatus and recording power determining method thereof | Mamoru Shoji, Shuichi Tasaka, Eiichi Igami | 2010-05-04 |
| 7520001 | Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk | Yoshiho Gotoh, Mitsuaki Oshima, Shinichi Tanaka, Mitsuro Moriya | 2009-04-14 |
| 7492689 | Recording method and media having marks and spaces with lengths defined by a predetermined modulation method | Mamoru Shoji, Atsushi Nakamura, Takashi Ishida, Shuichi Tasaka | 2009-02-17 |
| 7489614 | Recording method and media having marks and spaces with lengths defined by a predetermined modulation method | Mamoru Shoji, Atsushi Nakamura, Takashi Ishida, Shuichi Tasaka | 2009-02-10 |
| 7489613 | Recording method and media having marks and spaces with lengths defined by a predetermined modulation method | Mamoru Shoji, Atsushi Nakamura, Takashi Ishida, Shuichi Tasaka | 2009-02-10 |
| 7489612 | Recording method and media having marks and spaces with lengths defined by a predetermined modulation method | Mamoru Shoji, Atsushi Nakamura, Takashi Ishida, Shuichi Tasaka | 2009-02-10 |
| 7486605 | Recording method and media having marks and spaces with lengths defined by a predetermined modulation method | Mamoru Shoji, Atsushi Nakamura, Takashi Ishida, Shuichi Tasaka | 2009-02-03 |
| 7417931 | Information recording method, information recording apparatus and information recording medium | — | 2008-08-26 |
| 7414924 | Magneto-optical recording medium having watermark for preventing unauthorized copy | Mitsuaki Oshima, Shinichi Konishi, Shin-ichi Tanaka, Mitsurou Moriya, Yoshiho Gotoh +3 more | 2008-08-19 |
| 7388819 | Optical disc apparatus and recording power determining method thereof | Mamoru Shoji, Shuichi Tasaka, Eiichi Igami | 2008-06-17 |
| 7349308 | Optical disc apparatus and recording power determining method thereof | Mamoru Shoji, Shuichi Tasaka, Eiichi Igami | 2008-03-25 |
| 7272095 | Optical data recording method | Mamoru Shoji, Atsushi Nakamura, Takashi Ishida, Shuichi Tasaka | 2007-09-18 |
| 7191154 | Apparatus for encrypting and recording received content information on a recording medium using both medium identification information and a cipher key for encryption | Mitsuaki Oshima, Yoshiho Gotoh, Shinichi Tanaka, Mitsurou Moriya, Yoshinari Takemura | 2007-03-13 |
| 7154828 | Optical disc apparatus and recording power determining method thereof | Mamoru Shoji, Shuichi Tasaka, Eiichi Igami | 2006-12-26 |
| 7151728 | Optical disc apparatus and recording power determining method thereof | Mamoru Shoji, Shuichi Tasaka, Eiichi Igami | 2006-12-19 |
| 7127430 | Recording medium, recorder, reproducer, cryptocommunication system and program license system | Mitsuaki Oshima, Yoshiho Gotoh, Shinichi Tanaka, Mitsurou Moriya, Yoshinari Takemura | 2006-10-24 |
| 7113473 | Optical information recording apparatus for stable recording | Toyoji Gushima, Makoto Usui, Yuuichi Kamioka | 2006-09-26 |
| 7110544 | Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk | Yoshiho Gotoh, Mitsuaki Oshima, Shinichi Tanaka, Mitsuro Moriya | 2006-09-19 |
| 7103781 | OPTICAL DISK, AN OPTICAL DISK BARCODE FORMING METHOD, AN OPTICAL DISK REPRODUCTION APPARATUS, A MARKING FORMING APPARATUS, A METHOD OF FORMING A LASER MARKING ON AN OPTICAL DISK, AND A METHOD OF MANUFACTURING AN OPTICAL DISK | Yoshiho Gotoh, Mitsuaki Oshima, Shinichi Tanaka, Mitsuro Moriya | 2006-09-05 |