Issued Patents All Time
Showing 26–50 of 98 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7095697 | 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 | 2006-08-22 |
| 7095692 | Optical disc apparatus and recording power determining method thereof | Mamoru Shoji, Shuichi Tasaka, Eiichi Igami | 2006-08-22 |
| 6912190 | Optical disc apparatus and method for reading information from an optical disk having tracks and spaces between the tracks on which address information is recorded | Chikashi Inokuchi, Kohjyu Konno, Yutaka Osada, Mitsuhiko Oohta, Takashi Kawai | 2005-06-28 |
| 6885629 | Recordable optical disk including an auxiliary information presence indicator | Mitsuaki Oshima, Yoshiho Gotoh, Shinichi Tanaka, Mitsurou Moriya, Yoshinari Takemura | 2005-04-26 |
| 6868053 | Optical information recording apparatus for stable recording | Toyoji Gushima, Makoto Usui, Yuuichi Kamioka | 2005-03-15 |
| 6862685 | 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 | 2005-03-01 |
| 6845071 | Optical disc apparatus and recording power determining method thereof | Mamoru Shoji, Shuichi Tasaka, Eiichi Igami | 2005-01-18 |
| 6778969 | Method and 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 | 2004-08-17 |
| 6757391 | 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 A OPTICAL DISK, AND A METHOD OF MANUFACTURING AN OPTICAL DISK | Yoshiho Gotoh, Mitsuaki Oshima, Shinichi Tanaka, Mitsuro Moriya | 2004-06-29 |
| 6728882 | 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 | 2004-04-27 |
| 6728178 | Semiconductor laser control method and semiconductor laser control device | Yoshiyuki Miyabata, Makoto Usui, Kohjyu Konno, Yasuhiro Ueki, Tomonori Ueno +2 more | 2004-04-27 |
| 6657935 | Method and apparatus for recording information on recording medium | Hideharu Eguchi, Yasuhiro Ueki, Osamu Yanagisawa, Yutaka Osada, Makoto Usui +2 more | 2003-12-02 |
| 6633853 | Recordable optical disk encrypted with disk identification and multiple keys | Mitsuaki Oshima, Yoshiho Gotoh, Shinichi Tanaka, Mitsurou Moriya, Yoshinari Takemura | 2003-10-14 |
| 6622132 | Device for encoding encrypted information on an optical disk | Mitsuaki Oshima, Yoshiho Gotoh, Shinichi Tanaka, Mitsurou Moriya, Yoshinari Takemura | 2003-09-16 |
| 6618347 | 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 | 2003-09-09 |
| 6611481 | Optical recording/reproducing apparatus | Mamoru Shoji | 2003-08-26 |
| 6611820 | Recording medium, recorder, reproducer, cryptocommunication system and program license system | Mitsuaki Oshima, Yoshiho Gotoh, Shinichi Tanaka, Mitsurou Moriya, Yoshinari Takemura | 2003-08-26 |
| 6600706 | 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 | 2003-07-29 |
| 6584046 | Method for reproducing information data from magneto-optical recording medium using linear polarized beam | Mitsuaki Oshima, Shinichi Konishi, Shin-ichi Tanaka, Mitsurou Moriya, Yoshiho Gotoh +3 more | 2003-06-24 |
| 6552969 | 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 | 2003-04-22 |
| 6510116 | Optical information recording/reproducing method and optical information recording/reproducing apparatus | Naoyasu Miyagawa, Takashi Ishida, Junichi Minamino, Shigeru Furumiya | 2003-01-21 |
| 6490302 | Semiconductor laser control circuit and laser light source | Kohjyu Konno | 2002-12-03 |
| 6480960 | 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 | 2002-11-12 |
| 6470452 | 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 | 2002-10-22 |
| 6457128 | 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 | 2002-09-24 |