Issued Patents All Time
Showing 51–71 of 71 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7579795 | Brushless-motor driving control device, image reading apparatus, and image forming apparatus | Hiroshi Koide | 2009-08-25 |
| 7576509 | Drive control method, drive control device, belt apparatus, image forming apparatus, image reading apparatus, computer product | Toshiyuki Andoh, Yoshihiro Sakai | 2009-08-18 |
| 7399792 | Solid reagents | Kazuyoshi Takeda | 2008-07-15 |
| 7390853 | Solid reagents | Kazuyoshi Takeda | 2008-06-24 |
| 7005540 | Method of purifying aromatic polycarboxylic acid | Masato Inari | 2006-02-28 |
| 6996357 | Belt drive control device and image forming apparatus including the same | Hiromichi Matsuda, Hiroshi Koide, Toshiyuki Andoh | 2006-02-07 |
| 6949896 | Apparatus for and method of driving motor to move object at a constant velocity | Toshiyuki Andoh, Hiromichi Matsuda, Tadashi Shinohara, Yuuji Matsuda, Kazuhiko Kobayashi +5 more | 2005-09-27 |
| 6941096 | Belt drive control device and image forming apparatus including the same | Hiromichi Matsuda, Hiroshi Koide, Toshiyuki Andoh | 2005-09-06 |
| 6852802 | Organic polymer material, process for producing the same, and heavy-metal ion remover comprising the same | Kazuyoshi Takeda, Kunio Fujiwara, Takeshi Takai | 2005-02-08 |
| 6844371 | Material having separating function | Kazuyoshi Takeda, Kunio Fujiwara, Takeshi Takai | 2005-01-18 |
| 6811771 | Bactericidal organic polymeric material | Takanobu Sugo, Kazuyoshi Takeda, Kunio Fujiwara, Tadashi Adachi, Hideo Kawazu +2 more | 2004-11-02 |
| D364153 | Display face of a liquid crystal display module | Toshiya Umaba | 1995-11-14 |
| 5436374 | Process for producing 4-formyl-4'-methylbiphenyl from biphenyl | Susumu Fujiyama, Koichi Kida, Mitsuharu Kitamura | 1995-07-25 |
| 5162163 | Magnetic recording medium having a lubricant film consisting of a mixture of two lubricants and which has two peaks of molecular weight | Sakae Ohta, Hiroyuki Matsumoto, Miyuki Kajiki, Kenzo Masuda, Fumio Nakano | 1992-11-10 |
| 4346232 | Process for producing aromatic polycarboxylic acid | Toru Tanaka, Hideaki Fujita | 1982-08-24 |
| 4297507 | Process and apparatus for producing terephthalic acid with high purity | Yuji Takamizawa, Tazuo Ohta | 1981-10-27 |
| 4281179 | Process for producing terephthalic acid with high purity | Toru Tanaka | 1981-07-28 |
| 4268690 | Process for producing terephthalic acid of high purity | Tazuo Ohta, Toru Tanaka, Ryoichi Oda, Yuji Takamizawa | 1981-05-19 |
| 4263452 | Process for purifying terephthalic acid | Ryoichi Oda | 1981-04-21 |
| 4214100 | Process for preventing blackening of phthalic acid | Tazuo Ohta, Toru Tanaka, Kimiko Akagi | 1980-07-22 |
| 4211882 | Process for producing terephthalic acid | Tazuo Ohta, Toru Tanaka, Kimiko Akagi | 1980-07-08 |