Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12344749 | Water-based composition and coloring method | Mitsunobu NAKATANI, Kei Hiruma | 2025-07-01 |
| 12305046 | Ink jet ink composition and ink jet printing method | Kei Hiruma, Mitsunobu NAKATANI, Kenta TSUKADA | 2025-05-20 |
| 12291641 | Metal pigment composition and coloring method | Hiroaki Kida, Shintaro ASAI, Kei Hiruma, Mitsunobu NAKATANI, Kenta TSUKADA | 2025-05-06 |
| 12264250 | Coloring composition and coloring method | Shintaro ASAI, Hiroaki Kida, Kei Hiruma, Mitsunobu NAKATANI, Kenta TSUKADA | 2025-04-01 |
| 12109812 | Ink jet printing method and ink jet printing apparatus | Kei Hiruma, Hiroaki Kida, Shintaro ASAI, Masaru Terada, Mitsunobu NAKATANI | 2024-10-08 |
| 11999180 | Recording method and recording device | Kei Hiruma, Hiroshi Takiguchi, Masaru Terada, Shintaro ASAI, Hiroaki Kida | 2024-06-04 |
| 10597541 | Electrophoretic particle, method of manufacturing electrophoretic particle, electrophoresis dispersion liquid, electrophoresis sheet, electrophoresis device, and electronic apparatus | Keiichi Inoue, Kiyoshi Nakamura, Shinobu Yokokawa, Masahiko Nakazawa | 2020-03-24 |
| 10113072 | Electrophoretic particle, method of manufacturing electrophoretic particle, electrophoresis dispersion liquid, electrophoresis sheet, electrophoresis device, and electronic apparatus | Keiichi Inoue, Shinobu Yokokawa, Kiyoshi Nakamura, Masahiko Nakazawa | 2018-10-30 |
| 10001692 | Electrophoretic particle, method of manufacturing electrophoretic particle, electrophoresis dispersion liquid, electrophoresis sheet, electrophoresis device, and electronic apparatus | Keiichi Inoue, Shinobu Yokokawa, Kiyoshi Nakamura | 2018-06-19 |
| 9804472 | Electrophoresis dispersion liquid, electrophoresis sheet, electrophoresis device, and electronic apparatus | Shinobu Yokokawa, Keiichi Inoue, Masahiko Nakazawa, Kiyoshi Nakamura | 2017-10-31 |