Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8166656 | Method and apparatus for working a screw rotor, end mill for working , and method of manufacturing a screw compressor | Yusaku Miyamoto, Yasunori Matsumoto, Tetuji Kawakami | 2012-05-01 |
| 7175509 | Grinder and method of and apparatus for non-contact conditioning of tool | Munehisa Gunjima, Kouji Yokota | 2007-02-13 |
| 7052370 | High-precision machining system | Masahiko Hasegawa, Yoshinori Hirai | 2006-05-30 |
| 6793562 | Grinder and method of and apparatus for non-contact conditioning of tool | Munehisa Gunjima, Kouji Yokota | 2004-09-21 |
| 6592430 | High-precision machining system | Masahiko Hasegawa, Yoshinori Hirai | 2003-07-15 |