Issued Patents All Time
Showing 26–50 of 80 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8610910 | Multi-function apparatus | — | 2013-12-17 |
| 8511818 | Multifunction peripheral having opening and closing mechanism | — | 2013-08-20 |
| 8072666 | Optical scanning device, retinal scanning display and manufacturing method of optical scanning device | — | 2011-12-06 |
| 7639413 | Resonant optical scanner using vibrating body with optimized resonant frequency characteristics and image forming apparatus having the same | Nobuaki Asai | 2009-12-29 |
| 7554715 | Mirror driver using diametrically opposed mechanical beams with mirror inbetween and retinal scanning display using the same | Nobuaki Asai | 2009-06-30 |
| 5584953 | Method of manufacturing a photographic printing paper support | Takahito Miyoshi, Sugihiko Tada | 1996-12-17 |
| 5527617 | Metal thin film magnetic recording medium having a silicone compound protective layer | Hiroshi Fukui | 1996-06-18 |
| 5466519 | Support for a photographic printing paper and a manufacturing process therefor | Yuji Shirakura, Hisamasa Abe, Teruo Yamashita, Tatsuo Shimizu, Sei Kawahara +1 more | 1995-11-14 |
| 5374480 | Magnetic recording medium | Toshio Ishida | 1994-12-20 |
| 5366854 | Photographic printing paper support | Takahito Miyoshi, Takanori Sato, Sugihiko Tada | 1994-11-22 |
| 5356726 | Magnetic recording medium comprising a magnetic layer having ferromagnetic powder, a specified binder and a lubricant composition which includes a specified tertiary branched chain fatty acid ester | Kazuko Hanai, Akira Ushimaru, Yuzo Higaki, Tatsuya Yamada | 1994-10-18 |
| 5334413 | Method for preparing a magnetic recording medium | Toshio Ishida, Tadashi Yasunaga | 1994-08-02 |
| 5326641 | Magnetic recording medium comprising a ferromagnetic thin film and a protective layer of fluorine based resin | Toshio Ishida | 1994-07-05 |
| 5312682 | Photographic printing paper support | Takahito Miyoshi, Sugihiko Tada | 1994-05-17 |
| 5270109 | Magnetic recording medium having a magnetic layer comprising ferromagnetic powder, a binder and a specified organosilicon lubricant compound | Akira Ushimaru, Kazuaki Taga, Masatoshi Takahashi | 1993-12-14 |
| 5268227 | Magnetic recording medium comprising a ferromagnetic metallic then film having a top coat of (a) a hydrocarbonsulfuric or hydrocarbonsulfonic acid or salt and (b) a fluorinated polyether | Kunihiko Sano, Hiroyuki Iwasaki | 1993-12-07 |
| 5258231 | Magnetic recording medium having ferromagnetic powder, a binder containing a specified vinyl chloride copolymer, polar group containing polyurethane resin and a fatty acid amide | Tsutomu Okita, Hiroshi Hashimoto, Hideomi Watanabe | 1993-11-02 |
| 5164259 | Magnetic recording medium having a specified fatty acid hydroxylaluminum salt as a lubricant contained in or on the magnetic layer | Toshio Ishida, Akira Ushimaru | 1992-11-17 |
| 5145738 | Magnetic recording medium | Mikihiko Kato, Yasushi Endo, Toshio Kawamata | 1992-09-08 |
| 5126215 | Magnetic recording medium having a surface with pores of specified average inlet diameter and wide pore size distribution controlled by calender treatment | Masashi Aonuma, Hiroaki Araki, Hiroshi Hashimoto, Tsutomu Okita | 1992-06-30 |
| 5091270 | Magnetic recording medium lubricated by a mixture of methyl branched iso ester compounds synthesized by the oko process | Takao Ohya, Satoru Hayakawa | 1992-02-25 |
| 5091249 | Magnetic recording medium lubricant comprising two different fluorinated polyethers each having specified terminal groups | Kunihiko Sano | 1992-02-25 |
| 5091268 | Magnetic recording medium lubricated by a three component fatty acid ester-fatty acid amide composition | Akira Kasuga, Tsutomu Okita, Masashi Aonuma | 1992-02-25 |
| 5089330 | Abrasive tape in which a single compound serves to improve dispersion of abrasive particles and also as antistatic and lubricant for the tape | Masami Sato, Masaaki Fujiyama, Takashi Iwasaki | 1992-02-18 |
| 5082714 | Magnetic recording media | Akio Yanai | 1992-01-21 |