Issued Patents All Time
Showing 51–64 of 64 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4606101 | Method of manufacturing a radially corrugated expander-spacer for a piston oil ring assembly | Takeo Koroki | 1986-08-19 |
| 4546155 | Latent curing agents for epoxy resins | Takeshi Hirose, Nobuo Ito, Kiyomiki Hirai | 1985-10-08 |
| 4544733 | Latent curing agents for epoxy resins | Kiyomiki Hirai, Masahiro Abe, Nobuo Ito | 1985-10-01 |
| 4542202 | Latent curing agents for epoxy resins | Masahiro Abe, Nobuo Ito, Kiyomiki Hirai | 1985-09-17 |
| 4530991 | Latent curing agents for epoxy resins | Kiyomiki Hirai, Nobuo Ito, Masahiro Abe | 1985-07-23 |
| 4465830 | Latent curing agents for epoxy resins | Nobuo Ito, Masahiro Abe, Kiyomiki Hirai | 1984-08-14 |
| 4450267 | Latent curing agents for epoxy resins | Nobuo Ito, Masahiro Abe, Tsuneo Ishiguro | 1984-05-22 |
| 4448949 | Latent curing agents for epoxy resins | Nobuo Ito, Masahiro Abe, Kiyomiki Hirai | 1984-05-15 |
| 4423175 | Halogen-containing resin compositions stabilized by methionine diketopiperazine | Nobuyoshi Kitamura, Nobuo Ito | 1983-12-27 |
| 4384059 | Halogen-containing resin compositions stabilized by methionine derivatives | Nobuyoshi Kitamura, Nobuo Ito | 1983-05-17 |
| 4357434 | Stabilized halogen-containing resin compositions | Takeshi Miyoshi, Tatsuo Nukui, Hidetaka Oshida | 1982-11-02 |
| 4343732 | Stabilized halogen-containing resin compositions | Takashi Zama, Masuo Yukutomi, Fumiyuki Ito | 1982-08-10 |
| 4320954 | Drive mechanism for an image transfer type copying apparatus | Hiroshi Ikeda | 1982-03-23 |
| 4218261 | Retarder for gypsum plaster and a process for retarding the setting of gypsum plaster by the use thereof | Takashi Zama, Shizuo Iwai | 1980-08-19 |