Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D770139 | Emergency hood | Ayame Suzuki | 2016-11-01 |
| 8461264 | Thermoplastic resin composition | Toru Arai, Masaru Hasegawa, Akira Miyama, Shigeru Suzuki | 2013-06-11 |
| 5532316 | Method for producing a molded heat-resistant resin product | Tetsuya Shinmura | 1996-07-02 |
| 5532317 | Process for producing a maleimide-modified heat-resistant abs resin | Tetsuya Shinmura | 1996-07-02 |
| 5409681 | Catalyst for purifying exhaust gas | Yasuyoshi Kato, Fumito Nakajima, Ikuhisa Hamada, Isato Morita | 1995-04-25 |
| 5348987 | NOx removal catalyst containing an inorganic fiber | Yasuyoshi Kato | 1994-09-20 |
| 5294584 | Process for producing a denitration catalyst | Naomi Yoshida, Hitoshi Yamasaki, Ikuhisa Hamada, Yasuyoshi Kato, Toshiaki Matsuda +1 more | 1994-03-15 |
| 5155083 | Catalyst for reducing nitrogen oxides and process for making the catalyst | Naomi Yoshida, Hitoshi Yamasaki, Ikuhisa Hamada, Yasuyoshi Kato, Toshiaki Matsuda +1 more | 1992-10-13 |
| 5151256 | Coal combustion apparatus provided with a denitration | Yasuyoshi Kato, Nobue Teshima, Toshiaki Matsuda, Hiroshi Akama | 1992-09-29 |
| 5087600 | Process for producing a catalyst for denitration by catalytic reduction using ammonia | Yasuyoshi Kato, Hiroshi Akama, Toshiaki Matsuda, Nobue Teshima | 1992-02-11 |
| 5059576 | Catalyst for removing nitrogen oxides and a process for producing the same | Yasuyoshi Kato, Fumito Nakajima, Ikuhisa Hamada, Masahiro Nitta, Toshiaki Matsuda +3 more | 1991-10-22 |
| 5047378 | Exhaust gas-purifying catalyst and process for purifying exhaust gases | Yasuyoshi Kato, Nobue Teshima, Toshiaki Matsuda | 1991-09-10 |
| 4977128 | Catalyst for combustion and process for producing same | Yasuyoshi Kato, Nobue Teshima, Masao Ohta | 1990-12-11 |
| 4966882 | Catalyst for denitration by catalytic reduction using ammonia and a process for producing the same | Yasuyoshi Kato, Hiroshi Akama, Toshiaki Matsuda, Nobue Teshima | 1990-10-30 |
| 4952548 | Catalyst for removing nitrogen oxides | Yasuyoshi Kato, Hiroshi Akama, Toshiaki Matsuda, Nobue Teshima, Fumito Nakajima +2 more | 1990-08-28 |
| 4798813 | Catalyst for removing nitrogen oxide and process for producing the catalyst | Yasuyoshi Kato, Toshiaki Matsuda, Meiji Ito, Taiji Kamiguchi, Nobue Teshima +1 more | 1989-01-17 |
| 4711872 | Catalyst for combustion and process for producing same | Yasuyoshi Kato, Nobue Teshima, Masao Ohta | 1987-12-08 |
| 4571329 | Ammonia reduction-denitration process and apparatus therefor | Yasuyoshi Kato, Masao Ohta | 1986-02-18 |
| 4455281 | Plate-shaped catalyst unit for NOx reduction of exhaust gas | Nobuyoshi Ishida, Yoshihide Kondo, Hiroyuki Kamio | 1984-06-19 |
| 4285838 | Method of producing plate-shaped catalyst unit for NOx reduction of exhaust gas | Nobuyoshi Ishida, Yoshihide Kondo, Hiroyuki Kamio | 1981-08-25 |