Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10634909 | Display device and head-up display | Megumi Sato | 2020-04-28 |
| 10409061 | Head-up display device | Kazuya Matsuura, Megumi Sato | 2019-09-10 |
| 10302939 | Projection device and head-up display device | Megumi Sato, Yuichi Takahashi, Kazuya Matsuura | 2019-05-28 |
| 10120189 | Heads-up display device | Maiko Saito, Yuichi Takahashi, Takuro HIROKAWA, Takashi Yamazoe | 2018-11-06 |
| 5511395 | Carbon fiber fabric spreading apparatus having a freely rotatable endless belt | Saburo Hamade, Masahiko Takahiro | 1996-04-30 |
| 5428483 | Reflecting mirror | Kunihiko Sato, Hidetoshi Takagi | 1995-06-27 |
| 5383062 | CFRP-made optical cylinder | Kunihiko Sato, Hidetoshi Takahashi | 1995-01-17 |
| 5273080 | Tubular multilayer woven fabric and method for weaving same | Hiroshi Matsuyama | 1993-12-28 |
| 5191486 | CFRP-made optical cylinder | Kunihiko Sato, Hidetoshi Takahashi | 1993-03-02 |
| 5172733 | Weaving thick fabric by lifting cloth fell | Hiroshi Matsuyama | 1992-12-22 |
| 4986316 | Package feed for a prescribed weft length of carbon fiber | Masayoshi Kawasaki, Kazuo Tsukabayashi, Saburo Hamade | 1991-01-22 |
| 4798457 | Self-conscious type eye examining apparatus | Nobuyuki Miyake, Tsunemi Gonda | 1989-01-17 |
| 4641964 | Apparatus for measuring optical characteristics of optical systems | Kiyoharu Mitani, Kenji Yamada, Tsunemi Gonda, Hideo Mizutani | 1987-02-10 |
| 4437918 | Method of making a carpet tile | Teruo Kajikawa, Sakuya Iwai | 1984-03-20 |
| 4431279 | Eye periphery portion illuminating device in an ophthalmologic instrument | — | 1984-02-14 |
| 4247200 | Projection type lens meter | Masao Nohda | 1981-01-27 |
| 4238161 | Spotting device | — | 1980-12-09 |