Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11117833 | Rapid-hardening mortar composition | Kiyoshi Kamitani, Daisuke Kimoto, Kenji Tokunaga | 2021-09-14 |
| 10829416 | Rapid-hardening admixture and method for producing same | Kiyoshi Kamitani, Kenji Tokunaga | 2020-11-10 |
| 10800701 | Rapid-hardening cement composition | Kiyoshi Kamitani, Keiji Saitou, Kenji Tokunaga | 2020-10-13 |
| 9343219 | Reactor, converter, power converter apparatus, and method for manufacturing reactor | Hajime Kawaguchi, Takahiro Onizuka, Akinori Ooishi | 2016-05-17 |
| 7320258 | Structure of attaching a rotation-detecting sensor | — | 2008-01-22 |
| 7250755 | Magnetic variation sensor for detection of variation in magnetic fields | — | 2007-07-31 |
| 6454489 | NOx removing pavement structure | Yoshihiko Murata, Kiyoshi Kamitani, Hiroshi Obata, Yutaka Yamada | 2002-09-24 |
| 5861205 | NO.sub.x -cleaning paving block | Yoshihiko Murata, Hiroshi Obata, Kozo Murata | 1999-01-19 |