| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 47 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Milling | |
| #2 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Watanabe Kenji | 15 |
| #2 | Sakai Shigeru | 11 |
| #3 | Watanabe Hiroshi | 9 |
| #4 | Endo Takamasa | 7 |
| #5 | Goto Takashi | 7 |
| #6 | Obinata Takumi | 6 |
| #7 | Takano Masayuki | 6 |
| #8 | Chida Satoshi | 6 |
| #9 | Koizumi Hisafumi | 6 |
| #10 | Takahashi Eishichi | 6 |
| Publication | Filing date | Title |
|---|---|---|
| JP2020163555A | Cutting tool | |
| JP2020192611A | Cutting tool | |
| JP2018192566A | End mill and processing method thereof | |
| JP2018079538A | Sintered body blazing tool | |
| JP2017119333A | End mill and manufacturing method thereof | |
| JP2017109274A | drill | |
| JP2017077597A | drill | |
| JP2016112678A | Diamond sintered compact ball end mill and manufacturing method therefor | |
| JP2015030073A | Ball end mill | |
| JP2013158859A | End mill | |
| JP2012236242A | End mill | |
| JP2010115753A | Drill | |
| JP2009119555A | Tool holder | |
| JP2008264971A | Hard coat cutting tool | |
| JP2008197003A | Ultrasonic flaw detection inspection method | |
| JP2008188700A | Radius end mill | |
| JP2008154842A | Injection needle | |
| JP2008154843A | Injection needle | |
| JP2008080408A | End mill | |
| JP2007136639A | Stage device |