Issued Patents All Time
Showing 1–25 of 99 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12347676 | Substrate processing method and substrate processing system | Yuichiro WAGATSUMA, Masahisa Watanabe, Mayuko NAKAMURA, Takashi Sakuma, Kwangpyo Choi | 2025-07-01 |
| 12298502 | Virtual image display device | — | 2025-05-13 |
| 12222509 | Light flux diameter expanding element and image display device | — | 2025-02-11 |
| 12144200 | Display device having lens and light-transmitting layer, and electronic apparatus | Takeshi Koshihara, Mitsutaka Ide | 2024-11-12 |
| 11709361 | Optical device and image display apparatus | — | 2023-07-25 |
| 11635625 | Virtual image display device and optical unit | — | 2023-04-25 |
| 11626290 | Method, device, and system for etching silicon oxide film | Kwangpyo Choi, Kazuki Hashimoto, Rio Shimizu, Takashi Kobayashi, Takashi Sakuma +1 more | 2023-04-11 |
| 11619818 | Light flux diameter expanding element and image display device | — | 2023-04-04 |
| 11598968 | Image display device having maximum emission angle of image light smaller than maximum viewing angle of virtual image | Masatoshi Yonekubo, Takashi Takeda, Mitsutaka Ide, Daisuke Ishida | 2023-03-07 |
| 11552274 | Display device having pixel electrode and color filter, and electronic apparatus | Takeshi Koshihara | 2023-01-10 |
| 11513357 | Image display device for providing uniform brightness in virtual image | — | 2022-11-29 |
| 11411205 | Display device having lens and light-transmitting layer, and electronic apparatus | Takeshi Koshihara, Mitsutaka Ide | 2022-08-09 |
| 11067804 | Virtual image display device | — | 2021-07-20 |
| 10989925 | Light flux diameter expanding element and image display device | — | 2021-04-27 |
| 10901133 | Illuminating device and liquid crystal display apparatus | — | 2021-01-26 |
| 10884244 | Display apparatus | Fumika Yamada, Masatoshi Yonekubo | 2021-01-05 |
| 10739601 | Image display device having maximum emission angle of first image light smaller than maximum viewing angle of virtual image | Masatoshi Yonekubo, Takashi Takeda, Mitsutaka Ide, Daisuke Ishida | 2020-08-11 |
| 10634915 | Image display device | — | 2020-04-28 |
| RE47817 | Display device with a narrow frame | Hidekazu Kobayashi, Yojiro Matsueda | 2020-01-14 |
| 10495883 | Image display device with optical systems to guide light to a pupil | Masatoshi Yonekubo, Takashi Takeda, Daisuke Ishida, Mitsutaka Ide, Hidemitsu Sorimachi | 2019-12-03 |
| 10444513 | Display apparatus | Takeshi Koshihara, Kunihiko Yano, Akira Komatsu | 2019-10-15 |
| 10310165 | Image display apparatus | — | 2019-06-04 |
| 10281725 | Light flux diameter expanding element and image display device | — | 2019-05-07 |
| 10254558 | Optical element with spaced diffraction gratings, and display apparatus | Hayato Matsuki | 2019-04-09 |
| 10242878 | Substrate processing method and recording medium | Tomonari Urano, Kyohei NOGUCHI, Takashi Kobayashi, Satoshi Wakabayashi, Takashi Sakuma | 2019-03-26 |