Issued Patents All Time
Showing 25 most recent of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12203026 | Dispersion of surface-treated silica-containing inorganic oxide particles and method for producing same | Masashi Abe, Hirotake KITAGAWA, Takahiro Ohori, Masaya KASHIHARA | 2025-01-21 |
| 11999873 | Dispersion comprising colloidal silica particles and zinc cyanurate particles | Daisuke Shimizu, Yoshiyuki Kashima, Isao Oota | 2024-06-04 |
| 11965130 | Borehole cement slurry additive, method for storing same, borehole cement slurry, and borehole cementing method | Masaki Kimata, Isao Oota | 2024-04-23 |
| 11897774 | Method for producing silica sol having elongated particle shape | Takuya FUKUOKA, Kazuya Kuroiwa | 2024-02-13 |
| 11814295 | Method for producing silica sol having elongated particle shape | Takuya FUKUOKA, Kazuya Kuroiwa | 2023-11-14 |
| 11795363 | Silica-based additive for cementing composition, cementing composition, and cementing method | Masaki Kimata, Isao Oota | 2023-10-24 |
| 11753572 | Additive for cement slurry for well and method for producing said additive, cement slurry for well, and cementing method for well | Masaki Kimata, Isao Oota | 2023-09-12 |
| 10570331 | Crude oil recovery chemical fluid | John Edmond Southwell, Isao Oota | 2020-02-25 |
| 10563117 | Crude oil recovery chemical fluids | John Edmond Southwell, Isao Oota | 2020-02-18 |
| 9447303 | Composition for forming resist underlayer film | Shin-ya Minegishi, Shin-ya Nakafuji, Toru Kimura | 2016-09-20 |
| 9182671 | Method for forming pattern, and composition for forming resist underlayer film | Shinya Nakafuji, Yoshio Takimoto, Masayuki Motonari | 2015-11-10 |
| 9091922 | Resin composition, resist underlayer film, resist underlayer film-forming method and pattern-forming method | Shin-ya Nakafuji, Kazuhiko Koumura, Yuushi MATSUMURA, Masayuki Motonari, Katsuhisa MIZOGUCHI | 2015-07-28 |
| 9046769 | Pattern-forming method, and composition for forming resist underlayer film | Yushi Matsumura, Shinya Minegishi, Yusuke Anno, Shinya Nakafuji, Kazuhiko Komura +1 more | 2015-06-02 |
| 9040232 | Method for pattern formation, method and composition for resist underlayer film formation, and resist underlayer film | Shin-ya Minegishi, Shin-ya Nakafuji, Toru Kimura | 2015-05-26 |
| 9029069 | Resist underlayer film-forming composition and method for forming pattern | Shin-ya Minegishi, Yushi Matsumura, Shinya Nakafuji, Kazuhiko Komura, Takanori Nakano +2 more | 2015-05-12 |
| 8922075 | Electric motor having support surfaces for maintenance | Nobuyuki Yagi | 2014-12-30 |
| 8871432 | Pattern-forming method, resist underlayer film, and composition for forming resist underlayer film | Shin-ya Minegishi, Yushi Matsumura, Kazuhiko Komura, Yoshio Takimoto, Shin-ya Nakafuji +1 more | 2014-10-28 |
| 8859185 | Resist underlayer film-forming composition | Shin-ya Minegishi, Yushi Matsumura, Shinya Nakafuji, Kazuhiko Komura, Takanori Nakano +2 more | 2014-10-14 |
| 8859191 | Pattern-forming method, and composition for forming resist underlayer film | Yushi Matsumura, Shinya Minegishi, Yusuke Anno, Shinya Nakafuji, Kazuhiko Komura +1 more | 2014-10-14 |
| 8786148 | Electric motor having support surfaces for maintenance | Nobuyuki Yagi | 2014-07-22 |
| 8513133 | Composition for forming resist underlayer film and method for forming pattern | Shin-ya Minegishi, Yushi Matsumura, Shinya Nakafuji, Kazuhiko Komura, Takanori Nakano +2 more | 2013-08-20 |
| 6695971 | Spinning oil for synthetic fiber | Hideo Hironaga | 2004-02-24 |
| 6157072 | Image sensor | Takehisa Nakayama, Tadashi Obayashi, Yoichi Hosokawa, Kenji Kobayashi, Tomoyoshi Zenki | 2000-12-05 |
| 5572255 | Image reading apparatus and method for driving appropriate photoelectric energy converting elements when first and second driving voltages are applied simultaneously | Hiromi Maeda, Yoichi Hosokawa | 1996-11-05 |
| 5422511 | Image sensor utilizing photo diode, blocking diode and clamping diode | Yoichi Hosokawa, Tadashi Obayashi, Shinichiro Kurata, Hiromi Maeda, Takeharu Yamawaki | 1995-06-06 |