Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8461255 | Aqueous polyurethane resin, hydrophilic resin, and film | Akihiro Imai, Atsuko Tachibana | 2013-06-11 |
| 7691940 | Aqueous polyurethane resin and method for producing aqueous polyurethane resin and film | Fumiaki Hirata | 2010-04-06 |
| 6433033 | High-durability flexible polyurethane cold cure molded foam and process for producing the same | Kazuhiko Ohkubo, Seijiro Sakai | 2002-08-13 |
| 6410676 | Method for producing polyoxyalkylene polyol and derivatives thereof | Satoshi Yamasaki, Yasunori Hara, Tamotsu Kunihiro, Fumio Yamazaki, Mikio Matsufuji +5 more | 2002-06-25 |
| 6117937 | Polymer polyol and flame retardant polyurethane resin and foam prepared therefrom | Shinsuke Matsumoto, Ariko Nishikawa, Tsukuru Izukawa, Kazuhiko Okubo | 2000-09-12 |
| 6063825 | Flexible polyurethane foam with high durability | Kazuhiko Ohkubo, Seijiro Sakai, Usaji Takaki, Tadahito Nobori, Tsukuru Izukawa +1 more | 2000-05-16 |
| 4651839 | Radiator supporting device | — | 1987-03-24 |
| 4618336 | Belt stretching mechanism | Sumio Okazaki, Hideki Tanaka | 1986-10-21 |
| 4571221 | V-Belt stretching mechanism | Masashi Sugiura | 1986-02-18 |
| 4508072 | Sealing device for timing belt cover and engine mount bracket | Toshihiro Takami | 1985-04-02 |
| 4485999 | Anti vibration mounting with reinforced bracket | — | 1984-12-04 |
| 4348993 | Water protecting cap for ventilation opening of distributor | Kazunori Ueno, Setsuo Hoshi | 1982-09-14 |