Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12279086 | Speaker, headphone, and hearing aid | Tadayoshi Wada, Kumi Wada, Hitomi Kanamaru | 2025-04-15 |
| 12018834 | Light-emitting device, lighting system, and optical communication system | Ryosuke SHIGITANI, Kazuyuki Yamae, Hironori Akiyama, Kotone Mori | 2024-06-25 |
| 11747653 | Color vision correction filter and optical component | Tomoya Iwahashi, Kazuyuki Yamae | 2023-09-05 |
| 11215564 | Visual inspections device, method of manufacturing and program the same | — | 2022-01-04 |
| 10759896 | Method for producing a rigid polyurethane foam | Takayasu Tanabe, Kenichi Sakata | 2020-09-01 |
| 7564189 | Fluorescent lamp, backlight unit, and liquid crystal television for suppressing corona discharge | Masanobu Murakami, Taizou Ono, Toshihiro Terada, Hirofumi Yamashita | 2009-07-21 |
| 7550911 | Fluorescent lamp for use in a backlight unit and liquid crystal display device | Toshihiro Terada, Masanobu Murakami, Kazuhiro Matsuo, Taizou Ono, Shingo Tsutsumi +5 more | 2009-06-23 |
| 7538495 | Fluorescent lamp, backlight apparatus, and manufacturing method of fluorescent lamp | Hirofumi Yamashita, Shogo Toda, Yoshio Manabe, Takashi Maniwa, Nozomu Hashimoto +2 more | 2009-05-26 |