Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8397445 | Joint connection in which a beam end or column base of a structure, or a peripheral members rigidly joined to the beam end or column base, are joined to another structure via supporting means | Katsunori Ohnishi | 2013-03-19 |
| 7637069 | Steel frame building and joint structure of column and beam | Katsunori Ohnishi | 2009-12-29 |
| 6073401 | Building unit, unit building and method of constructing the same | Katsunori Ohnishi | 2000-06-13 |
| 5755063 | Unit buildings and their construction process | Katsunori Ohnishi, Yukari Murayama, Naoto Tanaka, Yasuhiro Yoden | 1998-05-26 |