Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8652021 | Decanter-type centrifugal separator equipped with continuous lubricant supply device including an oil collector configured to revolve in a predetermined direction causing the lubricant to flow into the lubricant supply path | Takeo Yumoto | 2014-02-18 |
| 6200720 | Graft resin, process for the production thereof and use thereof | — | 2001-03-13 |
| 5508427 | Bisimide compound and process for the production thereof | Yukinori Sakumoto, Takeshi Hashimoto | 1996-04-16 |
| 5466553 | Toner for developing electrostatic image | Haruo Okutani, Hideki Kurebayashi, Kazue Nakadera | 1995-11-14 |
| 5349018 | Polyamide-hydrogenated polybutadiene-acrylonitrile copolymers | Osamu Kiyohara | 1994-09-20 |
| 5342895 | Block copolymer and method of producing the same | Yoshio Imai, Masaaki Kakimoto, Osamu Kiyohara, Hitoshi Narushima | 1994-08-30 |
| 5334661 | Epoxy resin reacted with phenolic OH-aramide/ban | Mitsukazu Ochi, Osamu Kiyohara | 1994-08-02 |
| 5334662 | Epoxy resin/phenolic OH-aramid/ban block copolymer product with CTBN | Mitsukazu Ochi, Osamu Kiyohara | 1994-08-02 |
| 5258456 | Epoxy resin with phenolic OH-aramide/ban block copolymer | Mitsukazu Ochi, Osamu Kiyohara | 1993-11-02 |