Issued Patents All Time
Showing 51–75 of 89 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6166149 | Hydrophilic graft polymer, production process therefor, composition containing the polymer, and use thereof | Masahito Takagi, Takuya Saeki | 2000-12-26 |
| 6107428 | Monomer, polymer of the same, and composition containing the polymer | Keisi Tuboi | 2000-08-22 |
| 6031132 | Amide-group-containing polyacetal and its production process and use | Takuya Saeki, Hideyuki Nishibayashi, Satoru Miura | 2000-02-29 |
| 5993666 | Maleic acid based copolymer, and its production process and use | Keishi Tsuboi, Yoshio Irie | 1999-11-30 |
| 5962401 | Detergent builder process of manufacturing same and detergent composition containing same | Yoshihiro Maeda | 1999-10-05 |
| 5952432 | Water-soluble polymer, manufacturing method thereof, and detergent composition containing the water-soluble polymer | Yoshihiro Maeda, Hideyuki Nishibayashi | 1999-09-14 |
| 5948268 | Method for preventing scale formation and corrosion in circulating water | Takashi Fujisawa | 1999-09-07 |
| 5946530 | Developer processing apparatus provided with sealing member and sealing layer at rotary member supporting portion | Masahiro Tsuji, Yoshiki Ichikawa, Takashi Miyaji, Takahiko Kimura, Jun Yamaguchi | 1999-08-31 |
| 5880815 | Image pickup apparatus capable of preventing overlap or lack of image | Yoshihiro Yamamura, Nobushige Akita, Seisuke Ohba, Hideo Murata, Tetsuya Itano +1 more | 1999-03-09 |
| 5859485 | Bearing structure for stepping motor | Kenji Uehara, Masao Ohkita | 1999-01-12 |
| 5859286 | Monomer, polymer of the same, and composition containing the polymer | Keisi Tuboi | 1999-01-12 |
| 5856288 | Polyalkylene glycol-polyglyoxylate block copolymer, its production process and use | Takuya Saeki, Hideyuki Nishibayashi, Tsuyoshi Hirata | 1999-01-05 |
| 5856418 | Water-soluble monomer, water-soluble polymer and their production process and use | Yoshihiro Maeda | 1999-01-05 |
| 5733857 | Maleic acid based copolymer and its production process and use | Keishi Tsuboi, Yoshio Irie | 1998-03-31 |
| 5523677 | DC current sensor | Makoto Kawakami | 1996-06-04 |
| 5486756 | DC current sensor | Makoto Kawakami | 1996-01-23 |
| 5475301 | DC current sensor using a continuous annularly shaped detection core | Makoto Kawakami | 1995-12-12 |
| 5308593 | Preparation device for photographic liquid to be applied | Chuzo Kobayashi, Yasunori Ichikawa | 1994-05-03 |
| 5298570 | Biodegradable hydrophilic crosslinked polymer, process for producing it, and uses thereof | Hideyuki Tahara, Hiroshi Ito, Masahito Takagi, Yoshio Irie, Keishi Tsuboi | 1994-03-29 |
| 5253299 | Noise reduction apparatus in an FM stereo tuner | Kohji Ishida, Yasushi Nishimura | 1993-10-12 |
| 5248714 | Polyisocyanate composition | Hiroaki Katano, Tetsuya Tanaka | 1993-09-28 |
| 5240991 | Polyisocyanate composition | Hiroaki Katano | 1993-08-31 |
| 5142959 | Midi control apparatus and midi system | Masaharu Sakamoto, Kazuhiko Mukai, Yukio Matsumoto, Shinji Suzuki, Toshiyuki Katsu +3 more | 1992-09-01 |
| 5135677 | Process for producing acid-type maleic acid polymer and water-treating agent and detergent additive containing said polymer | Shorbu Shioji, Yoshio Irie, Teruaki Fujiwara | 1992-08-04 |
| 5067157 | Noise reduction apparatus in an FM stereo tuner | Kohji Ishida, Yasushi Nishimura | 1991-11-19 |