Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8063167 | Optical polyurethane resin composition and optical polyurethane resin | Hirofumi Morita | 2011-11-22 |
| 6617048 | Prepainted steel sheet and method for producing the same | Keiji Yoshida, Kazumi Ito, Masaaki Yamashita, Hiroyuki Kato, Yasuhiro Toyoda +2 more | 2003-09-09 |
| 6136455 | Coating composition for precoated steel sheet, precoated steel sheet, and process for preparing the same | Takashi Anyashiki, Keiji Yoshida, Masaru Sagiyama, Masaaki Yamashita, Hiroyuki Kato +5 more | 2000-10-24 |
| 5496496 | Process for producing polyurethane elastomers | Tsutomu Kubota, Kenji Kudo | 1996-03-05 |
| 4684695 | Flame-retardant, unsaturated polyester resin and composition therefor | Junji Oshima, Minoru Yamada | 1987-08-04 |
| 4569986 | Process for producing halogen-containing unsaturated polyester | Junji Oshima, Minoru Yamada | 1986-02-11 |