Issued Patents All Time
Showing 1–25 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10569348 | Groove-forming method, control device for machine tool and tool path generating device | Yasunori Masumiya, Kyohei Suzuki | 2020-02-25 |
| 10042348 | Tool path-generating method, machine tool control device and tool path-generating device | Yasunori Masumiya, Kyohei Suzuki | 2018-08-07 |
| 10007251 | Machine tool control device and machine tool | Yasunori Masumiya, Kyohei Suzuki | 2018-06-26 |
| 7897138 | Process for producing antimony pentaoxide | Teruyuki Koshi, Makoto Kawashima | 2011-03-01 |
| 7291652 | Diantimony pentoxide sol and method for its preparation | Yoshinari Koyama | 2007-11-06 |
| 7208229 | Modified metal oxide sol, coating compositions and optical element | Yoshinari Koyama, Motoko Iijima | 2007-04-24 |
| 6713170 | Hard coating material and film comprising the same | Shoichi Kaneko, Takeshi Takahashi, Yoshitane Watanabe, Osamu Tanegashima, Yoshinari Koyama | 2004-03-30 |
| 6646015 | Process for producing diantimony pentoxide sol | Yoshinari Koyama, Motoko Asada | 2003-11-11 |
| 6626987 | Modified metal oxide sol, coating composition and optical element | Yoshinari Koyama, Motoko Iijima | 2003-09-30 |
| 6355694 | Modified stannic oxide—zirconium oxide complex sol and preparation method thereof | Yoshinari Koyama, Motoko Iijima | 2002-03-12 |
| 6306513 | Optical element having cured film | Takanobu Itoh, Yoshinari Koyama, Motoko Iijima | 2001-10-23 |
| 6296943 | Method for producing composite sol, coating composition, and optical element | Yoshitane Watanabe, Yoshinari Koyama, Motoko Iijima | 2001-10-02 |
| 6291535 | Silica-magnesium fluoride hydrate composite sols and process for their preparation | Yoshitane Watanabe, Osamu Tanegashima, Yoshinari Koyama | 2001-09-18 |
| 6136973 | Melamine-melam-melem salt of a polyphosphoric acid and process for its production | Masuo Shindo, Motoko Iijima | 2000-10-24 |
| 6121445 | 1,3,5-triazine derivative salts of polyacids comprising phosphorus, sulfur, and oxygen and process for producing the same | Masuo Shindo, Motoko Iijima | 2000-09-19 |
| 6040372 | Hydrated zinc stannate sols, coating compositions and optical elements | Yoshitane Watanabe, Yoshinari Koyama, Motoko Iijima | 2000-03-21 |
| 6008349 | Melamine polymetaphosphate and process for its production | Kouji Shishido, Masuo Shindo | 1999-12-28 |
| 6001164 | Hydrated zinc stannate sols, coating compositions and optical elements | Yoshitane Watanabe, Yoshinari Koyama, Motoko Iijima | 1999-12-14 |
| 5906679 | Coating compositions employing zinc antimonate anhydride particles | Yoshitane Watanabe, Yoshinari Koyama | 1999-05-25 |
| 5891362 | Hydrated zinc stannate sols, coating compositions and optical elements | Yoshitane Watanabe, Yoshinari Koyama, Motoko Iijima | 1999-04-06 |
| 5891565 | Sol and fine powder of sodium magnesium fluoride and processes for their production | Yoshitane Watanabe, Yoshinari Koyama, Motoko Iijima | 1999-04-06 |
| 5861112 | Electro-conductive oxide particle and processes for its production | Yoshitane Watanabe, Motoko Iijima | 1999-01-19 |
| 5766512 | Zinc antimonate anhydride and method for producing same | Yoshitane Watanabe, Yoshinari Koyama | 1998-06-16 |
| 5756009 | Process for the production of an electro-conductive oxide particle | Yoshitane Watanabe, Motoko Iijima | 1998-05-26 |
| 5707552 | Zinc antimonate anhydride and method for producing same | Yoshitane Watanabe, Yoshinari Koyama | 1998-01-13 |