Issued Patents All Time
Showing 151–175 of 182 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5885724 | Magnetic recording medium | Katsumi Endo, Noriyuki Kitaori, Katsumi Sasaki, Junko Ishikawa | 1999-03-23 |
| 5853871 | Magnetic recording medium | Noriyuki Kitaori, Katsumi Sasaki, Junko Ishikawa, Katsumi Endo | 1998-12-29 |
| 5822679 | CATV communication system and a CATV center equipment and CATV terminal units | Masakazu Koike, Wataru Kuroiwa | 1998-10-13 |
| 5817429 | Magnetic recording medium | Junko Ishikawa, Noriyuki Kitaori, Katsumi Sasaki, Katsumi Endo | 1998-10-06 |
| 5800917 | Magnetic recording medium | Noriyuki Kitaori, Katsumi Sasaki, Junko Ishikawa, Katsumi Endo | 1998-09-01 |
| 5798176 | Magnetic recording medium | Noriyuki Kitaori, Hirohide Mizunoya, Akira Shiga | 1998-08-25 |
| 5796533 | System for magnetic contact duplication | Noriyuki Kitaori, Hirohide Mizunoya, Shigemi Wakabayashi, Akira Shiga | 1998-08-18 |
| 5766766 | Magnetic recording medium having a protective carbon film which contains a material which fluoresces | Katsumi Sasaki, Noriyuki Kitaori, Junko Ishikawa, Katsumi Endho | 1998-06-16 |
| 5766781 | Magnetic recording medium | Noriyuki Kitaori, Katsumi Sasaki, Junko Ishikawa | 1998-06-16 |
| 5764881 | Read/write apparatus and alternation process method | — | 1998-06-09 |
| 5744234 | Magnetic recording medium | Noriyuki Kitaori, Hirohide Mizunoya, Katsumi Sasaki, Yuzo Matsuo, Shigemi Wakabayashi +1 more | 1998-04-28 |
| 5736263 | Magnetic recording medium comprising successive magnetic metallic films of iron, nickel, and cobalt deposited on a substrate | Noriyuki Kitaori, Hirohide Mizunoya, Katsumi Sasaki, Yuzo Matsuo, Shigemi Wakabayashi +1 more | 1998-04-07 |
| 5731068 | Magnetic recording medium | Hirohide Mizunoya, Noriyuki Kitaori | 1998-03-24 |
| 5723212 | Magnetic recording medium manufacturing method and manufacturing apparatus and magnetic recording medium | Noriyuki Kitaori, Hirohide Mizunoya | 1998-03-03 |
| 5691615 | Adaptive PI control method | Tetsuaki Kato, Masaru Nakamura, Soichi Arita | 1997-11-25 |
| 5593723 | Magnetic recording medium manufacturing method and manufacturing apparatus and magnetic recording medium | Noriyuki Kitaori, Hirohide Mizunoya | 1997-01-14 |
| 5550091 | Method of sputtering a silicon nitride film | Koichi Fukuda, Tomofumi Oba, Masanori Miyazaki, Hirofumi Fukui, Chisato Iwasaki +5 more | 1996-08-27 |
| 5538802 | Magnetic recording medium and process for producing the same | Noriyuki Kitaori, Hirohide Mizunoya | 1996-07-23 |
| 5447748 | Method and apparatus for producing magnetic recording medium | Noriyuki Kitaori, Hirohide Mizunoya, Akira Shiga | 1995-09-05 |
| 5440213 | Collision detecting method using an observer | Soichi Arita, Tetsuaki Kato | 1995-08-08 |
| 5396971 | Preventing faulty operation of elevator car door | Hiroaki Tateno | 1995-03-14 |
| 5304906 | Collision detecting method using an observer | Soichi Arita, Tetsuaki Kato | 1994-04-19 |
| 5275879 | Magnetic recording medium containing carbon black having specific properties | Yutaka Sano, Shingo Hashimoto | 1994-01-04 |
| 5259332 | Method for forming modules and method for arrangement thereof | Kenji Sekiguchi, Yoshinori Imashimizu, Yoshiaki Suda, Shuichi Yamamoto, Toshiyuki Takada +7 more | 1993-11-09 |
| 5179826 | Unit driving mechanism of spindles in a spinning frame | Hironori Yasuda, Katumoto Yamamoto | 1993-01-19 |