Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10155835 | Cyanate ester compound and method for producing the same, and curable resin composition comprising the compound, and cured product thereof composition | Yuuichi Sugano, Masayuki Katagiri, Daisuke Ohno, Masanobu Sogame | 2018-12-18 |
| 8648152 | Polyfunctional dimethylnaphthalene formaldehyde resin, and process for production thereof | Masashi Ogiwara | 2014-02-11 |
| 8592134 | Composition for forming base film for lithography and method for forming multilayer resist pattern | Dai Oguro, Go Higashihara, Mitsuharu Kitamura, Masashi Ogiwara | 2013-11-26 |
| 8586289 | Aromatic hydrocarbon resin and composition for forming underlayer film for lithography | Ryuji Ideno, Masashi Ogiwara, Gou Higashihara | 2013-11-19 |
| 8563665 | Modified naphthalene formaldehyde resin, tricyclodecane skeleton-containing naphthol compound and ester compound | Masashi Ogiwara, Mitsuharu Kitamura, Dai Oguro, Gou Higashihara | 2013-10-22 |
| 8524952 | Modified naphthalene formaldehyde resin, tricyclodecane skeleton-containing naphthol compound and ester compound | Masashi Ogiwara, Mitsuharu Kitamura, Dai Oguro, Gou Higashihara | 2013-09-03 |
| 8519177 | Modified naphthalene formaldehyde resin, tricyclodecane skeleton-containing naphthol compound and ester compound | Masashi Ogiwara, Mitsuharu Kitamura, Dai Oguro, Gou Higashihara | 2013-08-27 |
| 7772331 | Method of producing low viscosity phenol-modified aromatic hydrocarbon formaldehyde resin | Masashi Ogiwara | 2010-08-10 |
| 7528220 | Cyanate ester compound, flame-retardant resin composition, and cured product thereof | Yuuichi Sugano, Masayuki Katagiri, Daisuke Ohno, Masanobu Sogame, Hironao Fukuoka +1 more | 2009-05-05 |
| 5718667 | Oral hygiene instrument | Tomohisa Sugimoto, Tsuguo Matsui | 1998-02-17 |
| 5714544 | Process for the production of phenolic resin and epoxy resin composition | Kazuyuki Ohya, Takaaki Fukai, Michio Ohba | 1998-02-03 |
| 4933473 | Process for producing neopentyl glycol | Teruyuki Ninomiya, Tomiyoshi Furuta, Yoshimi Fujii | 1990-06-12 |
| 4795444 | Syringe | Kenji Hasegawa, Kyaji Matsui, Seiichiro Kubo, Seiichi Iida | 1989-01-03 |