Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8616936 | Abrasive, method of polishing target member and process for producing semiconductor device | Masato Yoshida, Toranosuke Ashizawa, Hiroki Terazaki, Yuuto Ootuki, Yasushi Kurata +1 more | 2013-12-31 |
| 8491807 | Abrasive liquid for metal and method for polishing | Takeshi Uchida, Tetsuya Hoshino, Yasuo Kamigata, Hiroki Terazaki, Yoshio Honma +1 more | 2013-07-23 |
| 8162725 | Abrasive, method of polishing target member and process for producing semiconductor device | Masato Yoshida, Toranosuke Ashizawa, Hiroki Terazaki, Yuuto Ootuki, Yasushi Kurata +1 more | 2012-04-24 |
| 8137159 | Abrasive, method of polishing target member and process for producing semiconductor device | Masato Yoshida, Toranosuke Ashizawa, Hiroki Terazaki, Yuuto Ootuki, Yasushi Kurata +1 more | 2012-03-20 |
| 8038898 | Abrasive liquid for metal and method for polishing | Takeshi Uchida, Tetsuya Hoshino, Yasuo Kamigata, Hiroki Terazaki, Yoshio Honma +1 more | 2011-10-18 |
| 7963825 | Abrasive, method of polishing target member and process for producing semiconductor device | Masato Yoshida, Toranosuke Ashizawa, Hiroki Terazaki, Yuuto Ootuki, Yasushi Kurata +1 more | 2011-06-21 |
| 7871308 | Abrasive, method of polishing target member and process for producing semiconductor device | Masato Yoshida, Toranosuke Ashizawa, Hiroki Terazaki, Yuuto Ootuki, Yasushi Kurata +1 more | 2011-01-18 |
| 7867303 | Cerium oxide abrasive and method of polishing substrates | Masato Yoshida, Toranosuke Ashizawa, Hiroki Terazaki, Yasushi Kurata, Kiyohito Tanno +1 more | 2011-01-11 |
| 7708788 | Cerium oxide abrasive and method of polishing substrates | Masato Yoshida, Toranosuke Ashizawa, Hiroki Terazaki, Yasushi Kurata, Kiyohito Tanno +1 more | 2010-05-04 |
| 7115021 | Abrasive, method of polishing target member and process for producing semiconductor device | Masato Yoshida, Toranosuke Ashizawa, Hiroki Terazaki, Yuuto Ootuki, Yasushi Kurata +1 more | 2006-10-03 |
| 6899821 | Abrasive liquid for metal and method for polishing | Takeshi Uchida, Tetsuya Hoshino, Yasuo Kamigata, Hiroki Terazaki, Yoshio Honma +1 more | 2005-05-31 |
| 6896825 | Abrasive liquid for metal and method for polishing | Takeshi Uchida, Tetsuya Hoshino, Yasuo Kamigata, Hiroki Terazaki, Yoshio Honma +1 more | 2005-05-24 |
| 6863700 | Cerium oxide abrasive and method of polishing substrates | Masato Yoshida, Toranosuke Ashizawa, Hiroki Terazaki, Yasushi Kurata, Kiyohito Tanno +1 more | 2005-03-08 |
| 6615499 | Method for producing cerium oxide, cerium oxide abrasive, method for polishing substrate using the same and method for manufacturing semiconductor device | Atsushi Sugimoto, Masato Yoshida, Keizou Hirai, Toranosuke Ashizawa, Yuuto Ootsuki | 2003-09-09 |
| 6420269 | Cerium oxide abrasive for polishing insulating films formed on substrate and methods for using the same | Yasushi Kurata, Kiyohito Tanno, Yoshio Honma | 2002-07-16 |
| 6343976 | Abrasive, method of polishing wafer, and method of producing semiconductor device | Masato Yoshida, Toranosuke Ashizawa, Hiroki Terazaki, Yuuto Ootuki, Yasushi Kurata +1 more | 2002-02-05 |
| 6221118 | Cerium oxide abrasive and method of polishing substrates | Masato Yoshida, Toranosuke Ashizawa, Hiroki Terazaki, Yasushi Kurata, Kiyohito Tanno +1 more | 2001-04-24 |
| 6000339 | Material for forming silica-base coated insulation film, process for producing the material, silica-base insulation film, semiconductor device, and process for producing the device | — | 1999-12-14 |
| 5290876 | Low gloss agents, process for production thereof, low gloss thermoplastic resin compositions, and molded articles | Seizou Mishima, Kiyotaka Mashita, Kazuyoshi Shike, Masashi Shitara, Isamu Hattori | 1994-03-01 |
| 5216076 | Low gloss agents, process for production thereof, low gloss thermoplastic resin compositions, and molded articles | Seizou Mishima, Kiyotaka Mashita, Kazuyoshi Shike, Masashi Shitara, Isamu Hattori | 1993-06-01 |
| 5081193 | Low gloss agents, process for production thereof, low gloss thermoplastic resin compositions, and molded articles | Seizou Mishima, Kiyotaka Mashita, Kazuyoshi Shike, Masashi Shitara, Isamu Hattori | 1992-01-14 |
| 5009949 | Resin composition and electrical laminate obtained therefrom | Kazuyuki Tanaka, Etsuji Iwami, Yoshiyuki Mukoyama, Norihiko Shibata, Akinori Hanawa +1 more | 1991-04-23 |