TN

Tatsuo Nakahata

SU Subaru: 22 patents #9 of 1,684Top 1%
SU Subaru: 17 patents #28 of 1,436Top 2%
DC Dmg Mori Seiki Co.: 2 patents #25 of 142Top 20%
TC Tone Co.: 2 patents #3 of 16Top 20%
Overall (All Time): #80,540 of 4,157,543Top 2%
39
Patents All Time

Issued Patents All Time

Showing 1–25 of 39 patents

Patent #TitleCo-InventorsDate
12202054 Tool driving device and method of producing drilled product Ryohei Ono, Masao Watanabe, Shinya Matsuo 2025-01-21
12202057 Drill and method of producing drilled product Masao Watanabe, Hiroyuki Sugawara, Ryohei Ono, Shinya Matsuo, Hideharu Takahashi 2025-01-21
12090559 Tool driving device and method of producing drilled product Ryohei Ono, Masao Watanabe 2024-09-17
11992909 Attachment for machining apparatus Shinya Matsuo, Masao Watanabe 2024-05-28
11969803 Drill and method of producing drilled product Masao Watanabe, Ryohei Ono, Hiroyuki Sugawara, Shinya Matsuo, Hideharu Takahashi 2024-04-30
11938553 Hole finishing tool and method of producing hole finished product Ryohei Ono, Masao Watanabe 2024-03-26
11598624 Feeding device of hole inspection device Ryohei Ono, Masao Watanabe 2023-03-07
11524346 Rotary cutting tool, rotary cutting unit, and rotary cutting method Ryohei Ono, Masao Watanabe 2022-12-13
11440110 Machining apparatus and machining method Yuichi Ishikawa, Atsushi RIHEI, Shinya Matsuo, Yasuto Nishiwaki, Masao Watanabe +2 more 2022-09-13
11400524 Drill and method of producing drilled product Masao Watanabe, Ryohei Ono, Hiroyuki Sugawara 2022-08-02
11383338 Tool driving device, tool feeding mechanism for tool rotating unit and hole processing method Masao Watanabe, Ryohei Ono 2022-07-12
11370038 Drill, drilling unit, and drilling method Ryohei Ono, Masao Watanabe 2022-06-28
11338446 Machining robot and machining method Shinya Matsuo, Yuichi Ishikawa, Atsushi RIHEI, Yasuto Nishiwaki, Masao Watanabe 2022-05-24
11300526 Positioning device, hole inspection device, positioning method and hole inspection method Ryohei Ono, Masao Watanabe 2022-04-12
11213899 Drill, drilling unit, and drilling method Ryohei Ono, Masao Watanabe 2022-01-04
10252386 Tool driving device, tool driving method, and tool feeding mechanism for tool driving device Manabu Saito, Hideharu Takahashi, Toshio Nishino, Masao Watanabe 2019-04-09
10144112 Blast treatment device and blast treatment method Yoshihiko Kondo, Hirotsugu Takazawa, Shinya Matsuo 2018-12-04
10118275 Blast treatment device and blast treatment method Yoshihiko Kondo, Hirotsugu Takazawa, Shinya Matsuo 2018-11-06
10099345 Blast treatment device and blast treatment method Yoshihiko Kondo, Hirotsugu Takazawa, Shinya Matsuo, Osamu Shibasaki, Ryohei Ono 2018-10-16
9981322 Drill and drilling method for workpiece Manabu Saito, Masanori Hosoi, Hideharu Takahashi 2018-05-29
9839988 Blast processing device and blast processing method Yoshihiko Kondo, Hirotsugu Takazawa, Manabu Saito, Hisayuki Oode 2017-12-12
9827617 Drill and method of manufacturing drill Manabu Saito, Hideharu Takahashi, Masao Watanabe, Toshio Nishino 2017-11-28
9776453 Tightening device and tightening method Katsuhiro Fujimoto, Toshihiko Kushida, Tatsuo Hirai, Yukio Torigai, Manabu Saito +1 more 2017-10-03
9669472 Drilling apparatus and drilling method Hideaki Miyajima, Takashi Murakami, Hideharu Takahashi 2017-06-06
9656328 Cutting tool Manabu Saito, Hideharu Takahashi, Junji Tsuchiya, Masao Watanabe, Eiji Hashimoto +1 more 2017-05-23