Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9981905 | Aromatic diamine, an intermediate therefor, a method for producing the aromatic diamine, and a method for producing the intermediate therefor | Motonori Takeda, Masahiro Kasamatsu | 2018-05-29 |
| 9957241 | Aromatic diamine, an intermediate therefor, a method for producing the aromatic diamine, and a method for producing the intermediate therefor | Motonori Takeda, Masahiro Kasamatsu, Seiichi Mori, Mitsutaka Imoto, Yoshihisa Takeda | 2018-05-01 |
| 8196698 | Motor-driven power steering apparatus | — | 2012-06-12 |
| 8121759 | Motor-driven power steering apparatus | — | 2012-02-21 |
| 7676309 | Motor-driven power steering apparatus | Shunya Senda | 2010-03-09 |
| 7604087 | Motor-driven power steering apparatus | Shunya Senda | 2009-10-20 |
| 7503374 | Sunshade actuation device | Kouichi Takeuchi, Yeong-Hak Yoo | 2009-03-17 |
| 6856872 | Control method for electric power steering apparatus | Shinji Hironaka, Hiroyuki Koibuchi | 2005-02-15 |
| 5616806 | Process for preparing high-purity aniline | Teruyuki Nagata, Katsuji Watanabe, Yoshitsugu Kono, Takashi Kobayashi | 1997-04-01 |
| 5283365 | Process for preparing high-purity aniline | Teruyuki Nagata, Katsuji Watanabe, Yoshitsugu Kono, Takashi Kobayashi | 1994-02-01 |
| 4978792 | Process for producing aminobenzylamine | Teruyuki Nagata, Katsuzi Watanabe, Akihiro Yamaguchi | 1990-12-18 |
| 4952731 | Process for producing diphenylamines or N,N'-diphenyl-phenylenediamines | Teruyuki Nagata, Nobuyuki Kajimoto, Masaru Wada | 1990-08-28 |
| 4922005 | Preparation process of hexamethylene | Masanobu Ajioka, Makoto Aiga, Masafumi Kataita | 1990-05-01 |
| 4871875 | Process for producing diphenylamines or N,N'-diphenylphenylenediamines | Teruyuki Nagata, Nobuyuki Kajimoto, Masaru Wada | 1989-10-03 |
| 4804783 | Process for producing diphenylamines or N,N'-diphenyl-phenylenediamines | Teruyuki Nagata, Nobuyuki Kajimoto, Masaru Wada | 1989-02-14 |
| 4780522 | Sulfur-containing polyurethane base lens resin | Nobuyuki Kajimoto, Teruyuki Nagata | 1988-10-25 |
| 4731453 | Process for producing 1, 3-dialkyl-2-imidazolidinone | Teruyuki Nagata, Nobuyuki Kajimoto, Masaru Wada, Hideki Mizuta | 1988-03-15 |
| 4689387 | S-alkyl thiocarbamate base lens resin | Nobuyuki Kajimoto, Teruyuki Nagata | 1987-08-25 |
| 4680369 | Sulfur-containing polyurethane base lens resin | Nobuyuki Kajimoto, Teruyuki Nagata | 1987-07-14 |
| 4625062 | Process for producing 4-alkoxyanilines | Teruyuki Nagata, Hiroki Ohnishi, Hideki Mizuta | 1986-11-25 |