Issued Patents All Time
Showing 226–250 of 352 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE40174 | Communication system | Seiji Sakashita | 2008-03-25 |
| RE40134 | Communication system | Seiji Sakashita | 2008-03-04 |
| 7317868 | Optical disk for high resolution and three-dimensional video recording, optical disk reproduction apparatus, and optical disk recording apparatus | Hiromu Kitaura, Hideki Fukuda, Hideshi Ishihara, Toshiyuki Kawara | 2008-01-08 |
| RE39956 | Communication system | Seiji Sakashita | 2007-12-25 |
| RE39929 | Communication system | Seiji Sakashita | 2007-11-27 |
| RE39928 | Communication system | Seiji Sakashita | 2007-11-27 |
| RE39927 | Communication system | Seiji Sakashita | 2007-11-27 |
| 7302007 | Communication system | — | 2007-11-27 |
| RE39902 | Communication system | Seiji Sakashita | 2007-10-30 |
| RE39890 | Communication system | Seiji Sakashita | 2007-10-23 |
| 7280806 | Communication system | — | 2007-10-09 |
| RE39653 | Mark forming apparatus, method of forming laser mark on optical disk, reproducing apparatus, optical disk and method of producing optical disk | Yoshiho Gotoh | 2007-05-22 |
| 7213162 | Data processing apparatus | Yoshihiro Gohara, Yoshinori Kobayashi, Shozo Fujiwara, Tsuyoshi Uemura | 2007-05-01 |
| 7203158 | OFDM signal transmission system, portable terminal, and e-commerce system | Kenichiro Hayashi, Sadashi Kageyama, Seiji Sakashita, Takao Isogawa, Hisashi Takayama | 2007-04-10 |
| 7200102 | Optical recording medium and recording method for the same | Hiroaki Irie, Keiichiro Horai, Kenichi Nishiuchi | 2007-04-03 |
| 7191154 | Apparatus for encrypting and recording received content information on a recording medium using both medium identification information and a cipher key for encryption | Yoshiho Gotoh, Shinichi Tanaka, Kenji Koishi, Mitsurou Moriya, Yoshinari Takemura | 2007-03-13 |
| 7170839 | Optical recording medium and recording method for the same | Hiroaki Irie, Keiichiro Horai, Kenichi Nishiuchi | 2007-01-30 |
| 7158577 | Communication system | — | 2007-01-02 |
| 7146092 | Communication system | — | 2006-12-05 |
| 7136348 | Optical recording medium and recording method for the same | Hiroaki Irie, Keiichiro Horai, Kenichi Nishiuchi | 2006-11-14 |
| 7127430 | Recording medium, recorder, reproducer, cryptocommunication system and program license system | Yoshiho Gotoh, Shinichi Tanaka, Kenji Koishi, Mitsurou Moriya, Yoshinari Takemura | 2006-10-24 |
| 7120809 | Data processing apparatus | Yoshihiro Gohara, Yoshinori Kobayashi, Shozo Fujiwara, Tsuyoshi Uemura | 2006-10-10 |
| RE39297 | Mark forming apparatus, method of forming laser mark on optical disk, reproducing apparatus, optical disk and method of producing optical disk | Yoshiho Gotoh | 2006-09-19 |
| 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, Shinichi Tanaka, Kenji Koishi, 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, Shinichi Tanaka, Kenji Koishi, Mitsuro Moriya | 2006-09-05 |