Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11643732 | Corrosion-resistant trivalent-chromium chemical conversion coating and solution for trivalent-chromium chemical treatment | Manabu Inoue, Go Nagata, Motoi Nakatani, Keita Ishizu, Toshiki Inomata | 2023-05-09 |
| 9950269 | Electrically-operated toy | Yoshio Suimon | 2018-04-24 |
| 9057133 | Processing solution for forming hexavalent chromium free, black conversion film on zinc or zinc alloy plating layers, and method for forming hexavalent chromium free, black conversion film on zinc or zinc alloy plating layers | Manabu Inoue, Ryo Nakajima, Kazuhiro Watanabe | 2015-06-16 |
| 8605194 | Vibrating device and image equipment having the same | Sumio Kawai, Takashi Miyazawa | 2013-12-10 |
| 7905760 | Robot toy and assembling method thereof | Yosuke Yoneda | 2011-03-15 |
| 7862398 | Robot toy | Yosuke Yoneda | 2011-01-04 |
| 7109661 | Electroluminescence light emitting display system | Hiroyuki Yamanaka | 2006-09-19 |
| 7067972 | Electroluminescence light emitting steel | Hiroyuki Yamanaka | 2006-06-27 |