Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12235481 | Polarizing plate | Akio Takada, Kazuyuki Shibuya, Toshiaki Sugawara, Yuusuke Matsuno | 2025-02-25 |
| 11971568 | Polarizing plate, manufacturing method thereof, and optical device | Kazuyuki Shibuya, Toshiaki Sugawara, Yusuke Matsuno, Akio Takada | 2024-04-30 |
| 11966068 | Inorganic wave plate and manufacturing method therefor | Akio Takada, Kazuyuki Shibuya, Toshiaki Sugawara, Yusuke Matsuno | 2024-04-23 |
| 11579350 | Wire grid polarization plate having dielectric layer with concave portions | Kazuyuki Shibuya, Toshiaki Sugawara, Yusuke Matsuno, Akio Takada | 2023-02-14 |
| 11543702 | Polarizer and optical apparatus | Kazuyuki Shibuya, Toshiaki Sugawara, Yusuke Matsuno, Akio Takada | 2023-01-03 |
| 11500140 | Polarizing plate and optical apparatus having tip portions with continuous curved surface | Kazuyuki Shibuya, Toshiaki Sugawara, Yusuke Matsuno, Akio Takada | 2022-11-15 |
| 11112550 | Polarizing plate, optical apparatus and method of manufacturing polarizing plate | Kazuyuki Shibuya, Toshiaki Sugawara, Yusuke Matsuno, Akio Takada | 2021-09-07 |
| 11029458 | Polarizing plate and optical apparatus including the same | Akio Takada, Kazuyuki Shibuya, Toshiaki Sugawara, Yusuke Matsuno | 2021-06-08 |
| 11009789 | Pattern formation method and method for manufacturing polarizing plate | Kazuyuki Shibuya, Toshiaki Sugawara, Yusuke Matsuno, Akio Takada | 2021-05-18 |
| 10928574 | Polarizing plate, production method thereof and optical apparatus | Kazuyuki Shibuya, Toshiaki Sugawara, Yusuke Matsuno, Akio Takada | 2021-02-23 |
| 10436964 | Inorganic polarizing plate, method of manufacturing the same, and optical instrument | Akio Takada, Seiji Kumagai, Hideto Sagawa, Takahiro Kimura, Kazuyuki Shibuya +2 more | 2019-10-08 |
| 9687809 | Small reactor and reaction device | Akio Takada, Shintaro Futakami, Nobuyuki Koike | 2017-06-27 |