Issued Patents All Time
Showing 51–75 of 75 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5489328 | Water repellent agent | Ichiro Ono, Hitoshi Uehara | 1996-02-06 |
| 5416132 | Ocular lens material | Yasuhiro Yokoyama, Noriko Iwata, Eri Ito, Ichiro Ando, Toshio Yamazaki | 1995-05-16 |
| 5416180 | Soft ocular lens material | Yasuhiro Yokoyama, Noriko Iwata, Eri Ito, Toshio Yamazaki | 1995-05-16 |
| 5385730 | Lactone-modified silicone compositions and cosmetic agents or lustering agents containing them | — | 1995-01-31 |
| 5346946 | Ocular lens material | Yasuhiro Yokoyama, Noriko Iwata, Eri Ito, Ichiro Ando, Toshio Yamazaki | 1994-09-13 |
| 5342983 | Organic silicon compounds | Toshio Yamazaki, Hideki Sugahara, Toshinobu Ishihara, Tohru Kubota | 1994-08-30 |
| 5310842 | Higher alkoxy-substituted organopolysiloxane | Syuichi Arai | 1994-05-10 |
| 5306341 | Aqueous paint additive and aqueous paint composition | Ichiro Ono | 1994-04-26 |
| 5288831 | Odor-free purified polyether silicones and method for their production | Hideyuki Kawamoto | 1994-02-22 |
| 5276122 | Method of manufacturing aminogroup-containing polysiloxanes of uniform quality | Hisashi Aoki, Kazuaki Sutoh | 1994-01-04 |
| 5166244 | Acrylic rubber composition | Motoo Fukushima | 1992-11-24 |
| 5147965 | Method for the preparation of a higher alkoxy-substituted organopolysiloxane | Syuichi Arai | 1992-09-15 |
| 5130460 | Siloxane compound containing hydroxyphenyl group | Masanao Kamei | 1992-07-14 |
| 5118764 | Odor-free purified polyether silicones and method for their production | Hideyuki Kawamoto | 1992-06-02 |
| 5104998 | Organopolysiloxane modified with polyether and higher apliphatic ether | — | 1992-04-14 |
| 5068377 | Betaine-containing siloxane compounds and method for making | Hideyuki Kawamoto, Kazuyuki Tsubone | 1991-11-26 |
| 4981988 | Organosiloxane compound with one end stopped with an aminoalkyl group and a manufacturing method thereof | Yoshitaka Hamada | 1991-01-01 |
| 4680366 | Fabric-finishing agent containing a novel organopolysiloxane | Masaki Tanaka | 1987-07-14 |
| 4665145 | Composite polymeric material comprising vinyl chloride and organosilicon moieties and a method for the preparation thereof | Tohru Yokota, Kaname Inoue, Hajime Kitamura, Kenichi Isobe, Takeji Yanagisawa | 1987-05-12 |
| 4594401 | Oxygen permeable hard contact lens formed from styrene monomer containing a silyl or siloxane group | Kozo Takahashi, Yasuharu Tahaka, Kenichi Isobe | 1986-06-10 |
| 4525563 | Oxygen permeable soft contact lens composition | Takanori Shibata, Toshiharu Yoshikawa, Kenichi Isobe | 1985-06-25 |
| 4433125 | Oxygen permeable hard contact lens | Kouzou Takahashi, Yasuharu Tanaka | 1984-02-21 |
| 4409267 | Method for the finishing treatment of fabric materials | Katsusuke Kasahara | 1983-10-11 |
| 4336251 | Medicaments containing an organosilicon compound | Shigeshi Toyoshima, Ryuichi Sato, Koichi Ito, Toshio Shinohara, Yasushi Yamamoto | 1982-06-22 |
| 4328216 | Novel organosilicon compounds and anti-tumor agents containing the same | Shigeshi Toyoshima, Ryuichi Sato, Koichi Ito, Toshio Shinohara, Yasushi Yamamoto | 1982-05-04 |