Issued Patents All Time
Showing 1–25 of 60 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8410035 | Viscosity modifier of lubricating oil for power transmission system and lubricating oil composition for power transmission system | Ryousuke Kaneshige, Akihiro Matsuda, Satoshi Ikeda, Keiji Okada | 2013-04-02 |
| 7906560 | Vulcanized rubber molded product, method of producing the same, and use of the molded product | Hidenari Nakahama, Mikio Hosoya | 2011-03-15 |
| 7622433 | Lubricating oil composition and internal combustion engine oil | Ryousuke Kaneshige, Keiji Okada, Satoshi Ikeda | 2009-11-24 |
| 7208548 | Crosslinkable rubber compositions and uses thereof | Takashi Hakuta, Yoshiharu Kikuchi, Tsutomu Nakamura, Satao Hirabayashi, Takeo Yoshida | 2007-04-24 |
| 7176269 | Curable composition and its use | Takashi Hakuta, Yoshiharu Kikuchi, Mitsunao Arino, Mitsuko Nagai, Hiroaki Sakaguchi +5 more | 2007-02-13 |
| 7015292 | Silicon-containing olefin copolymer, crosslinkable rubber composition thereof, and use thereof | Keiji Okada, Hidetatsu Murakami, Takashi Hakuta | 2006-03-21 |
| 6943220 | Rubber compositions and their uses | Shinya Matsunaga, Shuichi Nonaka, Hidenari Nakahama | 2005-09-13 |
| 6930152 | Propylene polymer compositions | Mikio Hashimoto, Takasi Ueda, Satoru Moriya, Akira Mizuno, Daisuke Fukuoka +4 more | 2005-08-16 |
| 6864315 | Crosslinkable rubber compositions and use thereof | Takashi Hakuta, Yoshiharu Kikuchi, Hidenari Nakahama, Taku Koda, Hiroshi Kameda +7 more | 2005-03-08 |
| 6838522 | Propylene polymer compositions | Mikio Hashimoto, Takasi Ueda, Satoru Moriya, Akira Mizuno, Daisuke Fukuoka +4 more | 2005-01-04 |
| 6787623 | Unconjugated cyclopolyene copolymer, rubber composition, and use | Hidetatsu Murakami, Keiji Okada, Kotaro Ichino | 2004-09-07 |
| 6784255 | Rubber composition for extrusion molding and for molding with mold and use thereof | Hidenari Nakahama, Yuji Ishii, Mikio Hosoya | 2004-08-31 |
| 6743862 | Crosslinkable rubber compositions and uses thereof | Takashi Hakuta, Mitsunao Arino, Yoshiharu Kikuchi | 2004-06-01 |
| 6723794 | Olefin thermoplastic elastomer composition comprising crystalline polyolefin resin and ethylene/&agr;-olefin/nonconjugated polyene copolymer rubber | Keiji Okada, Tetsuo Tojo, Kyoko Kobayashi, Yuichi Itoh, Akira Uchiyama +2 more | 2004-04-20 |
| 6635705 | Olefinic thermoplastic elastomer composition and method for producing the same | Yuichi Itoh, Kyoko Kobayashi, Akira Uchiyama | 2003-10-21 |
| 6635727 | Ethylene copolymer rubber, process for producing the same, and use | Taku Koda, Kotaro Ichino, Keiji Okada | 2003-10-21 |
| 6608144 | Ethylene &agr;-olefin/unconjugated polyene random copolymer rubber containing hydrolyzable silyl group and process for producing the same | Tsutomu Nakamura, Takeo Yoshida, Akira Yamamoto, Takashi Hakuta, Yoshiharu Kikuchi | 2003-08-19 |
| 6599984 | Rubber modified with ethylene/&agr;-olefin(/diene) rubber(s) | Taku Koda, Takashi Hakuta, Tetsuo Tojo | 2003-07-29 |
| 6569936 | Rubber composition for a conveyor belt | Takashi Hakuta, Hidenari Nakahama, Tetsuo Tojo | 2003-05-27 |
| 6458894 | Rubber modifier of ethylene/&agr;-olefin (/diene) copolymer rubber(s) | Taku Koda, Takashi Hakuta, Tetsuo Tojo | 2002-10-01 |
| 6410650 | Ethylene/&agr;-olefin/unconjugated polyene copolymer rubber, rubber composition for sealing, molded rubber for sealing, and process for producing the molded rubber | Taku Koda | 2002-06-25 |
| 6346577 | Heat-resistant rubber composition | Takashi Hakuta, Tetsuo Tojo, Mikio Hosoya | 2002-02-12 |
| RE37527 | Heat-resistant rubber composition | Takashi Hakuta, Tetsuo Tojo, Mikio Hosoya | 2002-01-22 |
| 6303727 | Linear triene compound and copolymer | Ken Maeda, Masaaki Yasuda, Terunori Fujita, Keiji Okada, Makoto Kamimura +3 more | 2001-10-16 |
| 6300416 | Rubber compositions for tires | Keiji Okada, Kenichi Morizono, Kazuyuki Takimoto, Tetsuhiro Matsumoto, Tetsuo Tojo | 2001-10-09 |