Issued Patents All Time
Showing 1–25 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12110909 | Vertical multi-stage pump | Masaki Watanabe, Shuyu Hsu | 2024-10-08 |
| 11835047 | Pump apparatus | Takayuki Miyamoto, Miwa Hidekura, Hoechun Kim, Satoshi Yamazaki, Xinshuai Fan | 2023-12-05 |
| 11441576 | Double-suction centrifugal pump | Soichiro Ogawa, Takayuki Miyamoto | 2022-09-13 |
| 11192147 | Substrate processing apparatus and substrate processing method | Yu Ishii, Kenichi Nagaoka, Kenya Ito | 2021-12-07 |
| 11143186 | Liquid ring vacuum pump | Nozomu Sasaki | 2021-10-12 |
| 10799917 | Substrate processing apparatus and substrate processing method | Yu Ishii, Kenichi Nagaoka, Kenya Ito, Masako Kodera, Hiroshi Tomita +1 more | 2020-10-13 |
| 10569369 | Wire containing flux for gas shield arc welding | Masafumi Yamakami, Masayuki NAGAMI | 2020-02-25 |
| 10449637 | Flux-cored wire | Peng Han | 2019-10-22 |
| 10328465 | Substrate processing apparatus and substrate processing method | Yu Ishii, Kenichi Nagaoka, Kenya Ito, Masako Kodera, Hiroshi Tomita +1 more | 2019-06-25 |
| 10029709 | Railcar | Go TATEISHI, Hiroyuki Sakurai, Ryoji Negi, Osamu Muragishi, Yuji Kamei +1 more | 2018-07-24 |
| 10016875 | Abrasive film fabrication method and abrasive film | Yu Ishii, Masayuki Nakanishi, Kenya Ito | 2018-07-10 |
| 9831644 | Connection structure between main transformer and high-voltage device box and railcar including same | Hiroyuki Sakurai, Ryoji Negi | 2017-11-28 |
| 9492910 | Polishing method | Yu Ishii, Masayuki Nakanishi, Kenya Ito, Kenji Kodera, Michiyoshi YAMASHITA | 2016-11-15 |
| 9393595 | Abrasive film fabrication method and abrasive film | Yu Ishii, Masayuki Nakanishi, Kenya Ito | 2016-07-19 |
| 9352653 | Circuit breaking unit and railcar including the same | Hiroyuki Sakurai, Ryoji Negi, Shin Imanishi, Nobuyuki Sema, Kenji Sekiguchi | 2016-05-31 |
| 9225075 | High voltage device system of railcar and railcar | Hiroyuki Sakurai, Ryoji Negi, Shin Imanishi, Nobuyuki Sema | 2015-12-29 |
| 8709569 | Optical recording medium, and method for producing optical recording medium | Minoru Kikuchi, Takashi Ohgi, Yoshiaki Nakata | 2014-04-29 |
| 8109744 | Turbo vacuum pump | Hiroaki Ogamino, Hiroshi Sobukawa | 2012-02-07 |
| 8087907 | Turbo vacuum pump | Toshimitsu Barada | 2012-01-03 |
| 7938619 | Turbo vacuum pump | Shinichi Sekiguchi | 2011-05-10 |
| 7645116 | Turbo vacuum pump | Shinichi Sekiguchi | 2010-01-12 |
| 7015803 | Tire air pressure detecting device | Toshio Yamagiwa, Tomoyuki Harada | 2006-03-21 |
| 6953317 | Turbo-molecular pump | Tetsuma Ikegami, Matsutaro Miyamoto | 2005-10-11 |
| 6926493 | Turbo-molecular pump | Matsutaro Miyamoto, Hiroaki Ogamino, Tetsuma Ikegami | 2005-08-09 |
| 6782907 | Gas recirculation flow control method and apparatus for use in vacuum system | Tokuhisa Ohiwa, Itsuko Sakai | 2004-08-31 |