Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10000919 | Connection structure of column and beam and method for connecting column and beam | Takashi Kitano, Michio Itoh | 2018-06-19 |
| 8838364 | Control device of spark-ignition gasoline engine | Kazuhiro Nagatsu, Masahisa Yamakawa, Kouhei Iwai, Yoshihisa Nou, Noriyuki Ota +4 more | 2014-09-16 |
| 8783227 | Engine control method and apparatus | Masahisa Yamakawa, Kouhei Iwai | 2014-07-22 |
| 8706382 | Control device of spark-ignition gasoline engine | Kouhei Iwai, Kazuhiro Nagatsu, Masahisa Yamakawa, Noriyuki Ota, Naoya Watanabe +5 more | 2014-04-22 |
| 8655572 | Control device of spark-ignition gasoline engine | Kouhei Iwai, Masahisa Yamakawa, Noriyuki Ota, Kazuhiro Nagatsu, Takashi Youso +4 more | 2014-02-18 |
| 8459021 | Method and apparatus for controlling supercharged engine | Masahisa Yamakawa, Kouhei Iwai | 2013-06-11 |
| 8402749 | Control method of spark-ignition engine and spark-ignition engine system | Masahisa Yamakawa, Takashi Youso, Kouhei Iwai | 2013-03-26 |
| 5827120 | Network game system having communication characters for conversation changing into action characters for action gaming | Misao Kikuchi, Yasushi Kitagawa, Tadayuki Tahara, Makoto Urano, Masura Watanabe +4 more | 1998-10-27 |