Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12060311 | Method for producing aromatic nitrile by ammoxidation reaction | Yuta Oomori, Yoichi Kyuuko, Tomoo Tsujimoto, Kazunari Yamamoto, Tsuyoshi Hatakeyama | 2024-08-13 |
| 11919833 | Compound and method for producing same | Aoi YOKOO YAMAZOE | 2024-03-05 |
| 11584705 | Production method for cyclohexanedicarboxylic acid compound, dicyanocyclohexane compound and bis(aminomethyl)cyclohexane compound | Aoi Yamazoe, Yuta Ohmori, Akifumi Iida | 2023-02-21 |
| 11352318 | Production method for dicyanocyclohexane | Akifumi Iida, Emi Nakano | 2022-06-07 |
| 11198676 | Phenyl imidazoline compound having aminomethyl group or salt thereof, or phenyl tetrahydropyrimidine compound having aminomethyl group or salt thereof, and production method for such compounds or salts thereof | Emi Nakano | 2021-12-14 |
| 9458116 | Benzoguanamine compound having aminomethyl group, or salt thereof, and method for manufacturing the same | Tomoo Tsujimoto | 2016-10-04 |
| 8993774 | Process for production of aromatic alcohol or heterocyclic aromatic alcohol | Takafumi Abe, Norio Fushimi | 2015-03-31 |
| 6967258 | Production of quaternary ammonium salt of hydroxycarboxylic acid and quaternary ammonium salt of inorganic acid | Yasushi Higuchi, Tomoo Tsujimoto, Genki Nogami | 2005-11-22 |
| 6784317 | Production of quaternary ammonium salt of hydroxycarboxylic acid and quarternary ammonium salt of inorganic acid | Yasushi Higuchi, Tomoo Tsujimoto, Genki Nogami | 2004-08-31 |
| 6222065 | Process for the production of 1,5-naphtylenediisocyanate | Yutaka Okawa, Tomoo Tsujimoto, Hiroshi Matsunaga | 2001-04-24 |
| 6023964 | Misfire diagnosis method and apparatus of internal combustion engine | Akira Uchikawa | 2000-02-15 |
| 5969187 | Process for producing trans 1,4-bis(aminomethyl)cyclohexane | Takashi Okawa, Tomoo Tsujimoto, Hideo Ikarashi, Masaharu Doya | 1999-10-19 |
| 5870688 | Misfire diagnostic system for internal combustion engine | Akira Uchikawa | 1999-02-09 |
| 5489702 | Process for the production of dialkyl carbonate | Masaharu Doya, Ken-ichi Kimizuka | 1996-02-06 |
| 5440004 | Method and apparatus for the production of alkylene carbonate | Masaharu Doya, Ken-ichi Kimizuka, Takashi Okawa | 1995-08-08 |
| 5349077 | Process for producing alkylene carbonates | Masaharu Doya, Takashi Ohkawa, Aksushi Okamoto, Kenichi Kimizuka | 1994-09-20 |