Issued Patents All Time
Showing 1–25 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11806202 | Mill blank for dental CAD/CAM with cutout portion for positioning | Masako Shigezawa | 2023-11-07 |
| 11207247 | Low water-sensitive dental composition | Hiroshi Yaana, Jun Uchida, Yuji Sadakane | 2021-12-28 |
| RE48730 | Dental composite material having stable pasty property | Masako Shigezawa | 2021-09-14 |
| 11033369 | Dental mill blank having multiple layers that are visually identifiable | Masanori Goto | 2021-06-15 |
| 11033466 | Dental primer containing weakly-acidic compound | Masako Shigezawa | 2021-06-15 |
| 10905531 | Mill blank for dental CAD/CAM with groove not extending over whole of circumference | Masako Shigezawa | 2021-02-02 |
| 10905532 | Mill blank for dental CAD/CAM with resin portion contacted with CAM device | Masako Shigezawa | 2021-02-02 |
| 10813848 | Dental primer containing acid anhydride | Masako Shigezawa | 2020-10-27 |
| 10780027 | Composite material having reduced degradation of pasty property | Masako Shigezawa | 2020-09-22 |
| 10588726 | Dental mill blank with intermediate color layer at 30% position | Yasuhiro TORITA | 2020-03-17 |
| 10493003 | Dental composite material having stable pasty property | Masako Shigezawa | 2019-12-03 |
| 10363202 | Dental material including propylbarbituric acid polymerization catalyst | Yuji Sadakane, Masako Shigezawa | 2019-07-30 |
| 10311753 | Compression method tooth | Masako Shigezawa | 2019-06-04 |
| 10265248 | Composite material having reduced degradation of pasty property | Masako Shigezawa | 2019-04-23 |
| 10188491 | Dental restoration producing system for producing dental restoration from dental mill blank with through-hole, operation system of the system, program for the system, and dental mill blank for use in the system | Norihiro Matsui | 2019-01-29 |
| 10149802 | Filler characterized by acidic polymer treatment method | Daisuke Hara, Toshiyuki Nakatsuka | 2018-12-11 |
| 10010382 | Piston easily mountable to cartridge and method of inserting the piston | Ryouji Takei, Akira Yoneda, Shuji Sakamoto | 2018-07-03 |
| 9975140 | Applicator that allows easy mounting and removal of cartridge | Ryouji Takei, Akira Yoneda, Shuji Sakamoto | 2018-05-22 |
| 9925124 | Dental composition suitable for grinding with automatic grinding apparatus | Masako Shigezawa, Keiji Takahashi | 2018-03-27 |
| 9603779 | Dental composite material having stable pasty property | Masako Shigezawa | 2017-03-28 |
| 9526599 | Occlusal wear evaluation apparatus and occlusal wear evaluation method | Masako Shigezawa, Keiji Takahashi | 2016-12-27 |
| 9308062 | Artificial teeth, method of determining grinding portion, and method of manufacturing denture | Takeshi Moriyama | 2016-04-12 |
| 9220663 | Dental composition | Masako Shigezawa, Keiji Takahashi | 2015-12-29 |
| 9173724 | Occlusal adjustment system | Takeshi Moriyama | 2015-11-03 |
| 8986008 | Method of arranging artificial molar teeth | Toshihide Fujii | 2015-03-24 |