Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9737881 | Method of producing regenerated hydrotreating catalyst and method of producing petroleum products | Takashi Sano, Tomohiro Konishi, Makoto Nakamura, Souichirou Konno | 2017-08-22 |
| 8795514 | Regenerated hydrotreatment catalyst | Nobuharu Kimura, Wataru Sahara, Souichirou Konno | 2014-08-05 |
| 8722558 | Process for producing regenerated hydrotreating catalyst and process for producing petrochemical product | Souichirou Konno, Wataru Sahara, Nobuharu Kimura | 2014-05-13 |
| 5723388 | Prepreg of ultra-high-molecular-weight polyethylene | Seizo Kobayashi, Kazutosi Nomiyama, Sumio Yoshida, Kazuhiko Kurihara, Hiroshi Yazawa | 1998-03-03 |
| 5693708 | Colored stretched polyethylene material and process for producing the same | Seizo Kobayashi, Takashi Mizoe, Osamu Otsu | 1997-12-02 |
| 5612125 | Process for producing prepreg | Seizo Kobayashi, Kazutosi Nomiyama, Sumio Yoshida, Kazuhiko Kurihara, Hiroshi Yazawa | 1997-03-18 |
| 5578373 | Split polyethylene stretched material and process for producing the same | Seizo Kobayashi, Takashi Mizoe, Osamu Otsu, Shigeki Yokoyama, Kazuhiko Kurihara +1 more | 1996-11-26 |
| 5445883 | Laminate | Seizo Kobayashi, Takashi Mizoe, Shigeki Yokoyama, Keizi Jimbo | 1995-08-29 |
| 5200129 | Process for continuous production of polyolefin material | Seizo Kobayashi, Takashi Mizoe | 1993-04-06 |
| 5106555 | Process for the continuous production of high-strength and high-modulus polyethylene material | Seizo Kobayashi, Takashi Mizoe, Shigeki Yokoyama, Kazuhiko Kurihara, Hiroshi Yazawa +1 more | 1992-04-21 |
| 5106558 | Method for continuous preparation of polyethylene material having high strength and high modulus of elasticity | Keizo Kobayashi, Takashi Mizoe, Shigeki Yokoyama, Keiji Jimbo, Kazuhiko Kurihara +2 more | 1992-04-21 |
| 5091133 | Continuous production process of high-strength and high-modulus polyolefin material | Seizo Kobayashi, Takashi Mizoe | 1992-02-25 |
| 5002714 | Process for producing highly oriented polyethylene material | Akira Sano, Hirofumi Kamiishi, Shigeki Yokoyama, Kazuo Matsuura | 1991-03-26 |