Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12344749 | Water-based composition and coloring method | Kei Hiruma, Tomoyuki Ushiyama | 2025-07-01 |
| 12305046 | Ink jet ink composition and ink jet printing method | Kei Hiruma, Tomoyuki Ushiyama, Kenta TSUKADA | 2025-05-20 |
| 12291641 | Metal pigment composition and coloring method | Hiroaki Kida, Shintaro ASAI, Kei Hiruma, Tomoyuki Ushiyama, Kenta TSUKADA | 2025-05-06 |
| 12264250 | Coloring composition and coloring method | Shintaro ASAI, Hiroaki Kida, Kei Hiruma, Tomoyuki Ushiyama, Kenta TSUKADA | 2025-04-01 |
| 12109812 | Ink jet printing method and ink jet printing apparatus | Tomoyuki Ushiyama, Kei Hiruma, Hiroaki Kida, Shintaro ASAI, Masaru Terada | 2024-10-08 |
| 11114600 | Polycrystalline magnesium silicide and use thereof | Tsutomu Iida, Syunsuke Kondo | 2021-09-07 |
| 9073266 | Method and apparatus for laser welding thermoplastic resin members | Toshio Watanabe, Katsuhiko Nakajima, Hideo Nakamura, Hiroshi Mori, Susumu Fujita | 2015-07-07 |
| 7942998 | Method and apparatus for laser welding thermoplastic resin members | Toshio Watanabe, Katsuhiko Nakajima, Hideo Nakamura, Hiroshi Mori, Susumu Fujita | 2011-05-17 |