Issued Patents All Time
Showing 101–123 of 123 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5904995 | Rare earth activated alkaline earth metal fluorohalide stimulate phospor and radiation image conversion | Akihiro Maezawa, Haruhiko Masutomi, Hideaki Wakamatsu | 1999-05-18 |
| 5805707 | Radio pager with a display control capability | — | 1998-09-08 |
| 5496614 | Magnetic recording medium | Setsuko Kawahara, Yuji Shimizu, Tohru Miyake | 1996-03-05 |
| 5488386 | Imaging apparatus and operation method of the same | Toshio Yamagishi, Masakazu Nanba, Norifumi Egami, Kenkichi Tanioka, Mitsuhiro Kurashige +5 more | 1996-01-30 |
| 5482762 | Magnetic recording medium | Setsuko Kawahara, Yuji Shimizu, Shoichi Sugitani | 1996-01-09 |
| 5336559 | Magnetic recording medium | Hiroaki Yamagishi, Setsuko Kawahara, Noboru Koyama | 1994-08-09 |
| 5284716 | Magnetic recording medium | Yoshitaka Yasufuku, Noboru Koyama, Masahiro Umemura, Takemasa Namiki, Seiichi Tobisawa +2 more | 1994-02-08 |
| 5191580 | Communication response control method | Yasuhira Tanaka | 1993-03-02 |
| 5188907 | Magnetic recording medium | Setsuko Kawahara, Yuji Shimizu, Yasuhisa Yamauchi | 1993-02-23 |
| 5151323 | Magnetic recording medium and manufacturing method thereof | Setsuko Kawahara, Noboru Koyama | 1992-09-29 |
| 5110658 | Magnetic recording medium | Tohru Miyake, Shigeru Akutsu, Yuji Shimizu | 1992-05-05 |
| 5098785 | Magnetic recording medium containing a copolymer having an anionic functional group which forms an intermolecular salt | Takafumi Yanagita, Tsutomu Kempo, Narito Goto, Takuo Nishikawa, Noboru Koyama +1 more | 1992-03-24 |
| 5097792 | Coating apparatus | Masahiro Umemura, Setsuko Kawahara, Takemasa Namiki, Seiichi Tobisawa, Shigetoshi Kawabe +2 more | 1992-03-24 |
| 5093193 | Magnetic recording medium and method of making it | Noboru Koyama, Setsuko Kawahara | 1992-03-03 |
| 5093192 | Magnetic recording medium | Setsuko Kawahara, Noboru Koyama, Masahiro Umemura | 1992-03-03 |
| 5089333 | Magnetic recording medium | Setsuko Kawahara, Noboru Koyama, Noboru Nakajima | 1992-02-18 |
| 5084335 | Magnetic recording medium comprising upper and lower magnetic layers | Setsuko Kawahara, Kikuo Oonuma, Masahiro Umemura, Seiichi Tobisawa, Takeshi Nakajima | 1992-01-28 |
| 5077131 | Magnetic recording medium | Noboru Koyama | 1991-12-31 |
| 5051291 | Magnetic recording medium | Setsuko Kawahara, Noboru Koyama | 1991-09-24 |
| 5035856 | Magnetic recording medium | Noboru Koyama, Yoshitaka Yasufuku, Setsuko Kawahara, Takemasa Namiki, Shigetoshi Kawabe +1 more | 1991-07-30 |
| 5026598 | Magnetic recording medium | Noboru Koyama, Setsuko Kawahara, Noboru Nakajima | 1991-06-25 |
| 4992330 | Magnetic recording medium | Setsuko Kawahara, Noboru Koyama, Noboru Nakajima | 1991-02-12 |
| 4812358 | Magnetic recording medium | Toru Miyake | 1989-03-14 |