Issued Patents All Time
Showing 25 most recent of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12203047 | Defoaming agent, lubricating oil composition containing defoaming agent, and machine using lubricating oil composition | Ryuta Fujiwara, Yoshiyuki Yaoita | 2025-01-21 |
| 11951720 | Thermoplastic resin laminate | Ken TAGUWA | 2024-04-09 |
| 11841560 | Depolarizing plate | Akio Takada, Eiji Takahashi, Koji Sasaki, Naoki Hanashima | 2023-12-12 |
| 11262491 | Polarizing plate having alternately stacked layers having different deposition directions | Akio Takada, Eiji Takahashi, Koji Sasaki | 2022-03-01 |
| 11002993 | Depolarizing plate, optical device and liquid-crystal display device including same, and depolarizing plate production method | Akio Takada, Eiji Takahashi, Koji Sasaki, Naoki Hanashima | 2021-05-11 |
| 10907250 | Block copolymer pattern formation method and diffraction limited optical element | Eiji Takahashi, Akio Takada | 2021-02-02 |
| 10732335 | Polarizing plate having absorption layer comprising only tantalum and niobium | Akio Takada, Eiji Takahashi, Koji Sasaki | 2020-08-04 |
| 10564477 | Phase difference compensation element, liquid crystal display device, and projection-type image display device | Akio Takada | 2020-02-18 |
| 10317599 | Wavelength plate and optical device | Masatoshi Sasaki, Akio Takada | 2019-06-11 |
| 10042176 | Polarization conversion element, polarization-conversion-element manufacturing method, light-source unit, and optical device | Koji Sasaki, Masatoshi Sasaki, Akio Takada, Katsuhiro Shindo, Toshiaki Sugawara +2 more | 2018-08-07 |
| 9989687 | Wave plate having consistent birefringence properties across the visible spectrum and manufacturing method for same | Akio Takada, Takatoshi Yamada, Masatoshi Sasaki, Kazuyuki Shibuya | 2018-06-05 |
| 9952368 | Polarization conversion element and optical device | Koji Sasaki, Masatoshi Sasaki, Akio Takada | 2018-04-24 |
| 9946001 | Phase difference element having birefringent film containing titanium oxide tantalum oxide | — | 2018-04-17 |
| 9784898 | Phase difference compensating element and projection-type image projecting device | — | 2017-10-10 |
| 9731481 | Synthetic resin laminate | Hiroki Oguro, Yoshio Aoki, Kazuya Sato, Toshinari Aoki | 2017-08-15 |
| 9687809 | Small reactor and reaction device | Shigeshi Sakakibara, Akio Takada, Shintaro Futakami | 2017-06-27 |
| 9657168 | Thermoplastic transparent resin composition | Yoshio Aoki, Kazuya Sato, Hiroki Oguro | 2017-05-23 |
| 9594275 | Retardation element, liquid crystal display device, and projection display device | Akio Takada, Naoki Hanashima | 2017-03-14 |
| 9376744 | Phase-difference element having birefringent film containing TiO2 and Ta2O5 | — | 2016-06-28 |
| 9329998 | Information processing apparatus and scheduling method | Toshihiro Miyamoto | 2016-05-03 |
| 9321860 | Thermoplastic resin | Yoshio Aoki | 2016-04-26 |
| 9279928 | Retardation element comprising a birefringent multilayer structure, liquid crystal display device, and projection display device | — | 2016-03-08 |
| 8842365 | Phase difference element and method for manufacturing the same | Masatoshi Sasaki, Naoki Hanashima, Akio Takada, Takatoshi Yamada | 2014-09-23 |
| 8437477 | Key information issuing device, wireless operation device, and program | — | 2013-05-07 |
| 8429430 | Information processor, computer readable recording medium which records data evacuation program, and data evacuation method | — | 2013-04-23 |