Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9074059 | Expandable beads having flame retardancy of V-0 or V-1, and molded body using the same | Yumiko Oki, Shoichi Takaishi, Takeshi Fujisawa, Tadayuki Ishii | 2015-07-07 |
| 7947754 | Foam | Tohru Okuda, Yoshihito Fukasawa | 2011-05-24 |
| 6099955 | Urethane foam for shoe soles | Mitsuru Sakai, Kazunari Takemura, Akito Itoi, Makoto Okubo | 2000-08-08 |
| 5821554 | Process for preparing polyurethane foam | Mitsuru Sakai, Kazunari Takemura, Akito Itoi, Makoto Okubo | 1998-10-13 |
| 5444099 | Tertiary aminoalcohol ane process for producing the same, and, polyurethane and process for producing the same | Hiroshi Abe, Tetsuaki Fukushima, Kohshiro Sotoya, Hiroshi Kitagawa, Masayoshi Morii +1 more | 1995-08-22 |
| 5315041 | Tertiary aminoalcohol and process for producing the same, and, polyurethane and process for producing the same | Hiroshi Abe, Tetsuaki Fukushima, Kohshiro Sotoya, Hiroshi Kitagawa, Masayoshi Morii +1 more | 1994-05-24 |
| 5306735 | Polyurethane, process for producing the same, and process for producing polyurethane foam | Yasutoshi Isayama, Tetsuaki Fukushima, Masayoshi Morii, Hiroshi Kitagawa, Hiroshi Abe | 1994-04-26 |
| 5223547 | Polyurethane, process for producing the same, and process for producing polyurethane foam | Yasutoshi Isayama, Tetsuaki Fukushima, Masayoshi Morii, Hiroshi Kitagawa, Hiroshi Abe | 1993-06-29 |
| 4459396 | Process for producing water-absorbent materials having excellent water absorption properties | Harumasa Yamasaki, Yuzo Sumida | 1984-07-10 |
| 4446261 | Process for preparation of high water-absorbent polymer beads | Harumasa Yamasaki | 1984-05-01 |