Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9745396 | Methods for producing α-olefin polymer and hydrogenated α-olefin polymer | Kiyokazu Katayama | 2017-08-29 |
| 9023960 | Process for producing α-olefin polymer, α-olefin polymer, and lubricating oil composition | Kiyokazu Katayama, Hitomi Shimizu, Kiyohiko Yokota | 2015-05-05 |
| 7754640 | Magnesium compound, solid catalyst component, catalyst for ethylene polymerization and method of producing ethylene polymer | Shojiro Tanase, Kiyokazu Katayama, Takehito Konakazawa | 2010-07-13 |
| 7737069 | Magnesium compound, catalyst for olefin polymerization and method for producing olefin polymer | Shojiro Tanase, Nobuhiro Yabunouchi, Takehito Konakazawa, Takanori Sadashima, Kiyokazu Katayama +1 more | 2010-06-15 |
| 5623390 | Computer having nickel-hydrogen battery and vent holes sealed with porous film | Hitoshi Funaki, Naoyoshi Sainokami | 1997-04-22 |
| 5583742 | Computer with protective cover having outwardly projecting cushioning portions | Hitoshi Funaki, Naoyoshi Sainokami | 1996-12-10 |
| 5209448 | Flat display holding mechanism | Sunao Hatanaka | 1993-05-11 |