HT

Hibiki Tatsuno

Ricoh Company: 62 patents #126 of 9,818Top 2%
Overall (All Time): #36,504 of 4,157,543Top 1%
62
Patents All Time

Issued Patents All Time

Showing 1–25 of 62 patents

Patent #TitleCo-InventorsDate
12307640 Information processing apparatus, information processing system, apparatus, and method generates surface and cross-section images indicating particular positions, and non-transitory computer-executable storage medium Masanobu Fukushima, Yuki SUZUMOTO 2025-05-20
12284451 Image capturing device, data acquisition unit, image capturing system, and image capturing method Kohei Ushio 2025-04-22
11042082 Projection optical system including movable lens groups, a non-movable lens group, and a curved mirror Yohei Takano, Nobuyuki Arai, Hirotoshi Nakayama 2021-06-22
11042013 Projection optical system and image projection device Takashi Kubota 2021-06-22
10962750 Projection optical system, projection apparatus, and projection system Yohei Takano, Yasuyuki Shibayama 2021-03-30
10775620 Virtual-image forming device and mobile object Takahiro Nakayama, Takashi Kubota, Naoki Nakamura 2020-09-15
10656412 Image display apparatus and head-up display system 2020-05-19
10606042 Magnification optical system Kiichiro Nishina, Yasuyuki Shibayama, Takanobu Osaka, Makoto Hirakawa 2020-03-31
10585269 Projection optical system, projection apparatus, and projection system Yohei Takano, Yasuyuki Shibayama 2020-03-10
10451961 Focus adjustment system for an image display device Kiichiro Nishina, Yasuyuki Shibayama, Takanobu Osaka, Makoto Hirakawa 2019-10-22
10338381 Image display apparatus and head-up display system 2019-07-02
10310238 Magnification optical system Kiichiro Nishina, Yasuyuki Shibayama, Takanobu Osaka, Makoto Hirakawa 2019-06-04
10241308 Projection optical system including movable lens groups and image display apparatus Yohei Takano, Nobuyuki Arai, Hirotoshi Nakayama 2019-03-26
10228546 Projection optical system, projection apparatus, and projection system Yohei Takano, Yasuyuki Shibayama 2019-03-12
10175568 Projective optical system and image projection device including a shielding unit 2019-01-08
10025173 Projection optical system and image projection apparatus 2018-07-17
9983394 Projection optical system and image display apparatus 2018-05-29
9864260 Image display apparatus and image display unit Yasuyuki Shibayama, Yohei Takano 2018-01-09
9864177 Projection optical system, projection apparatus, and projection system Yohei Takano, Yasuyuki Shibayama 2018-01-09
9841584 Magnification optical system Kiichiro Nishina, Yasuyuki Shibayama, Takanobu Osaka, Makoto Hirakawa 2017-12-12
9766438 Projection optical system and image display apparatus including a refraction optical system and first and second reflecing surfaces Yohei Takano, Nobuyuki Arai, Hirotoshi Nakayama 2017-09-19
9423683 Image projection apparatus 2016-08-23
9348121 Magnification optical system Kiichiro Nishina, Yasuyuki Shibayama, Takanobu Osaka, Makoto Hirakawa 2016-05-24
9261767 Projection optical system and image display apparatus Yohei Takano, Nobuyuki Arai, Hirotoshi Nakayama 2016-02-16
9229206 Projection optical system and image projection apparatus 2016-01-05