Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12084526 | Vinyl alcohol polymer and method for producing vinyl alcohol polymer | Junichi Niino, Yasunari Kusaka, Nami Nakajima, Hidehiro Yamaguchi | 2024-09-10 |
| 12084552 | Poly(vinyl alcohol) film and production method for polarizing film | Yasunari Kusaka, Nami Nakajima | 2024-09-10 |
| 12054747 | Method of differentiating primordial germ cell into primordial follicle in vitro | Go Nagamatsu, So Shimamoto, Katsuhiko Hayashi | 2024-08-06 |
| 12031000 | Poly(vinyl alcohol) film and production method for polarizing film | Yasunari Kusaka, Nami Nakajima | 2024-07-09 |
| 11947144 | Poly(vinyl alcohol) film and production method for polarizing film | Yasunari Kusaka, Nami Nakajima | 2024-04-02 |
| 11859063 | Poly(vinyl alcohol) film and production method for polarizing film | Yasunari Kusaka, Nami Nakajima | 2024-01-02 |
| 11377506 | Vinyl alcohol-vinyl acetate copolymer | Koichi UTE, Tomohiro Hirano, Miyuki OSHIMURA, Yasunari Kusaka, Misaki Senoo | 2022-07-05 |
| 10766983 | PVOH dispersant for VCM polymerization | K. Van Phung, Tsutomu Ando, Hidehiro Yamaguchi, Joseba Inaki Iragorri, Kaustubh Ghorpade | 2020-09-08 |
| 10647791 | Polyvinyl alcohol used as dispersing agents for polyvinyl chloride suspension polymerization, dispersing agents comprising the polyvinyl alcohol, and method for producing polyvinyl chloride using the polyvinyl alcohol | Yasunari Kusaka, Nami Nakajima, Hidehiro Yamaguchi | 2020-05-12 |
| 9902180 | Printer | — | 2018-02-27 |
| 9776747 | Packaging device | Toshihiro Takahashi, Teruo Imamaki | 2017-10-03 |
| 9354357 | Water soluble high syndiotactic polyvinyl alcohol | Regan Pollock, Richard Vicari | 2016-05-31 |
| 9304480 | Image forming apparatus including board to supply power to image forming unit and resin frame to support board | — | 2016-04-05 |
| 9261853 | Image forming apparatus | Makoto Souda | 2016-02-16 |
| 9207627 | Frame-enhancing structure for a frame to support an image forming unit in an image forming apparatus | Makoto Souda | 2015-12-08 |
| 9195206 | Image forming apparatus | Makoto Souda | 2015-11-24 |
| 9195205 | Image forming apparatus | Makoto Souda | 2015-11-24 |
| 9188939 | Image forming apparatus having resin frame to support image forming unit having photosensitive drum | Makoto Souda | 2015-11-17 |
| 9188935 | Image forming apparatus | — | 2015-11-17 |
| 9182729 | Image forming apparatus having resin frame for supporting photosensitive drum | Makoto Souda, Yoshiya Tomatsu | 2015-11-10 |
| 8948680 | Image forming apparatus | — | 2015-02-03 |
| 8774658 | Image forming apparatus including control unit that executes energy control by controlling biases | Kensuke Miyahara, Takashi Yasuda, Toshio Furukawa | 2014-07-08 |
| 7909959 | Method for releasing adhered article | Toshio Tada, Katsunori Toyoshima, Juichi Fukatani, Tadahiko Yoshioka | 2011-03-22 |
| 7674854 | Process for producing polyvinyl acetal resin, polyvinyl butyral resin, and process for producing esterified polyvinyl alcohol resin | Toshio Tada, Katsunori Toyoshima | 2010-03-09 |
| 7629419 | Process for producing modified polymer, apparatus for producing modified polymer, and modified polymer | Katsunori Toyoshima, Toshio Tada | 2009-12-08 |