Issued Patents All Time
Showing 1–25 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11960272 | Production line monitoring system | Kazufumi Kato, Atsushi Imai, Tomonori Ishii, Koichi Saito | 2024-04-16 |
| 10252386 | Tool driving device, tool driving method, and tool feeding mechanism for tool driving device | Tatsuo Nakahata, Hideharu Takahashi, Toshio Nishino, Masao Watanabe | 2019-04-09 |
| 9987691 | Drill and method of manufacturing drilled product | Hirofumi Higashiwaki, Takuya Honda, Masao Watanabe | 2018-06-05 |
| 9981322 | Drill and drilling method for workpiece | Tatsuo Nakahata, Masanori Hosoi, Hideharu Takahashi | 2018-05-29 |
| 9937598 | Cover for cutting tool, holder for cutting, and cutting device | Hisayuki Oode, Shinya Matsuo, Morihiro Hideta, Koji Sato, Yasuhiro Inamasu +1 more | 2018-04-10 |
| 9839988 | Blast processing device and blast processing method | Yoshihiko Kondo, Hirotsugu Takazawa, Tatsuo Nakahata, Hisayuki Oode | 2017-12-12 |
| 9827617 | Drill and method of manufacturing drill | Tatsuo Nakahata, Hideharu Takahashi, Masao Watanabe, Toshio Nishino | 2017-11-28 |
| 9776453 | Tightening device and tightening method | Katsuhiro Fujimoto, Toshihiko Kushida, Tatsuo Hirai, Yukio Torigai, Tatsuo Nakahata +1 more | 2017-10-03 |
| 9656328 | Cutting tool | Tatsuo Nakahata, Hideharu Takahashi, Junji Tsuchiya, Masao Watanabe, Eiji Hashimoto +1 more | 2017-05-23 |
| 9645026 | Tightening device | Katsuhiro Fujimoto, Toshihiko Kushida, Tatsuo Hirai, Yukio Torigai, Tatsuo Nakahata +1 more | 2017-05-09 |
| 9555482 | Air control device and air control method | Tatsuo Nakahata, Masao Watanabe, Tsuneari Mimori | 2017-01-31 |
| 9517513 | Drill driving apparatus and drill driving method | Tatsuo Nakahata, Masao Watanabe | 2016-12-13 |
| 9409239 | Drill bit | Hirofumi Higashiwaki, Eiji Hashimoto, Masao Watanabe, Tatsuo Nakahata | 2016-08-09 |
| 9278395 | Milling insert and milling tip-replacement-type rotary cutting tool | Shinya Matsuo, Hisayuki Oode, Shoujirou Touma | 2016-03-08 |
| 9180531 | Drill and drilling method for workpiece | Tatsuo Nakahata, Masanori Hosoi, Hideharu Takahashi | 2015-11-10 |
| 9168593 | Drill | Tatsuo Nakahata, Hideharu Takahashi | 2015-10-27 |
| 9009937 | Sleeve removal tool and sleeve removal method | Hideharu Takahashi, Tatsuo Nakahata | 2015-04-21 |
| 8876442 | Rotary cutter | Tatsuo Nakahata, Hideharu Takahashi | 2014-11-04 |
| 8734067 | Drill | Tatsuo Nakahata, Hideharu Takahashi, Junji Tsuchiya, Eiji Hashimoto, Hirofumi Higashiwaki | 2014-05-27 |
| 8479613 | Fastening tool | Tatsuo Nakahata, Hideharu Takahashi | 2013-07-09 |
| 7851755 | Apparatus for detecting backscattered electrons in a beam apparatus | — | 2010-12-14 |
| 7840107 | Optical pumping device, optical amplifier, fiber laser, and multicore fiber for optical pumping device | Shoji Tanigawa, Hironori Tanaka, Tetsuya Sakai, Tomoharu Kitabayashi | 2010-11-23 |
| 7707174 | Content display control method and content delivery server | Kaoru Suzuki | 2010-04-27 |
| 7695638 | Regeneration process of alkaline permanganate etching solution and unit therefor | Norikazu Nakamura, Masao Nakazawa, Hidekazu Miyamoto, Kenji Miyazawa | 2010-04-13 |
| 7583912 | Image forming apparatus and image forming apparatus manufacturing method | Akira Ishiguchi | 2009-09-01 |