Issued Patents All Time
Showing 25 most recent of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11530758 | Vacuum ejector and seal valve unit | Toru Nakayama, Yasuhiro Ushijima | 2022-12-20 |
| 11428342 | Vacuum ejector and seal valve unit | Toru Nakayama, Yasuhiro Ushijima | 2022-08-30 |
| 11266280 | Dust removing device and dust removing system | Yoshifumi Ohtsu, Toru Nakayama, Shigeyuki Eguchi, Koichi Konno, Junichi Inaba +3 more | 2022-03-08 |
| 11225889 | Silencer and ejector in which silencer is used | Toru Nakayama, Masayuki Enomoto, Masayoshi Yamamoto | 2022-01-18 |
| D888200 | Vacuum supply control valve manifold | Toru Nakayama, Yasuhiro Ushijima | 2020-06-23 |
| D866464 | Vacuum generator | Toru Nakayama, Yosuke Shirai | 2019-11-12 |
| 10358750 | Wear-resistant multilayer fabrics | Yuki Ninomiya, Hiroshi Tsuchikura | 2019-07-23 |
| D853966 | Vacuum generator | Toru Nakayama, Yasuhiro Ushijima, Masayuki Enomoto | 2019-07-16 |
| D853965 | Vacuum generator | Toru Nakayama, Yasuhiro Ushijima, Masayuki Enomoto | 2019-07-16 |
| D853329 | Vacuum generator | Toru Nakayama, Yosuke Shirai | 2019-07-09 |
| D852744 | Vacuum generator | Toru Nakayama, Yasuhiro Ushijima, Masayuki Enomoto | 2019-07-02 |
| D852743 | Vacuum generator | Toru Nakayama, Yasuhiro Ushijima, Masayuki Enomoto | 2019-07-02 |
| 9657608 | Variable valve timing device and method of assembling same | Ryo NAKANISHI | 2017-05-23 |
| 9556609 | Sliding seismic isolation device | Hideji Nakamura, Koji Nishimoto, Yuki Ninomiya, Hiroshi Tsuchikura | 2017-01-31 |
| 9506132 | Method for manufacturing heavy wall steel pipe | Tatsuro Katsumura, Hiroyuki Fukuda, Kazutoshi Ishikawa, Yasuhide Ishiguro | 2016-11-29 |
| 8734614 | Polyphenylene sulfide fiber, method for producing the same, wet-laid nonwoven fabric, and method for producing wet-laid nonwoven fabric | Tomoko Takano, Yuhei Maeda, Takeshi Sugimoto | 2014-05-27 |
| D692098 | Vacuum supply control valve | Yoshihiro Fukano, Masayoshi Yamamoto | 2013-10-22 |
| D692097 | Vacuum supply control valve manifold | Yoshihiro Fukano, Masayoshi Yamamoto | 2013-10-22 |
| D692096 | Vacuum supply control valve manifold | Yoshihiro Fukano, Masayoshi Yamamoto | 2013-10-22 |
| 8523255 | Suction apparatus equipped with ejector | Yoshihiro Fukano, Yasuhiko Obata, Akira Sasaki | 2013-09-03 |
| D623270 | Vacuum control valve | Yoshihiro Fukano, Akira Sasaki | 2010-09-07 |
| D623269 | Vacuum control valve | Yoshihiro Fukano, Akira Sasaki | 2010-09-07 |
| 6672765 | Direct drive bearing mechanism | Shigekazu Nagai, Akio Saitoh, Masaru Saitoh | 2004-01-06 |
| 6505491 | Rolling mill and rolling-mill train | Shigeharu Ochi, Hiroshi Fujiwara, Sho Inui, Takaaki Toyooka, Motoaki Itadani +4 more | 2003-01-14 |
| 6435755 | Joint mechanism for structural members | Shigekazu Nagai, Hiroyuki Shiomi, Takeshi Nagai | 2002-08-20 |