Issued Patents All Time
Showing 1–25 of 85 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12138589 | Exhaust gas control system and exhaust gas control method | Hiromasa Nishioka | 2024-11-12 |
| 12092051 | Air-fuel ratio control apparatus for internal combustion engine and air-fuel ratio control method therefor | — | 2024-09-17 |
| 10494256 | Heat and hydrogen generation device with ECU controlling air feed device | Hiromasa Nishioka, Kiyoshi Fujiwara | 2019-12-03 |
| 10358963 | Exhaust purification system of internal combustion engine | Kiyoshi Fujiwara, Yuji Miyoshi, Hiromasa Nishioka | 2019-07-23 |
| 10280856 | Exhaust purification system of internal combustion engine | Kiyoshi Fujiwara, Hiromasa Nishioka | 2019-05-07 |
| 10267192 | Exhaust purification system of internal combustion engine | Hiromasa Nishioka, Kiyoshi Fujiwara | 2019-04-23 |
| 9884770 | Ammonia synthesis method | — | 2018-02-06 |
| 9381496 | Nanoparticle carrying method | Toru Sasatani | 2016-07-05 |
| 8999878 | Exhaust gas purifying catalyst | Akio Koyama | 2015-04-07 |
| 8999886 | Catalyst support particle, production process thereof and exhaust gas purifying catalyst | Ryo Kiyoyama | 2015-04-07 |
| 8968478 | Pretreatment method for saccharification of plant fiber material and saccharification method | Takeshi Kikuchi | 2015-03-03 |
| 8961922 | Hydrogen production process | Norihiko Nakamura | 2015-02-24 |
| 8951497 | Method and apparatus for producing hydrogen | — | 2015-02-10 |
| 8940270 | Catalyst for decomposition of sulfur trioxide and hydrogen production process | Masato Machida | 2015-01-27 |
| 8932555 | Catalyst for decomposition of sulfur trioxide and hydrogen production process | Masato Machida | 2015-01-13 |
| 8574524 | Porous composite oxide and production method thereof | Kohei Yoshida, Akio Koyama | 2013-11-05 |
| 8486197 | Method of saccharification and separation for plant fiber materials | Takeshi Kikuchi | 2013-07-16 |
| 8460472 | Method for glycosylating and separating plant fiber material | Takeshi Kikuchi | 2013-06-11 |
| 8460471 | Method for glycosylating and separating plant fiber material | Takeshi Kikuchi | 2013-06-11 |
| 8435486 | Redox material for thermochemical water splitting, and method for producing hydrogen | — | 2013-05-07 |
| 8409356 | Method for glycosylating and separating plant fiber material | Takeshi Kikuchi | 2013-04-02 |
| 8382905 | Plant-fiber-material transformation method | Akio Koyama | 2013-02-26 |
| 8298983 | Production process of composite metal oxide | Akio Koyama | 2012-10-30 |
| 8288310 | Automobile exhaust gas purification catalyst and method of production of same | Akio Koyama | 2012-10-16 |
| 8252374 | Particulate matter purifying device and manufacturing method thereof | Kotaro Hayashi, Kohei Yoshida, Atsushi Hayashi | 2012-08-28 |