SO

Shiori OHSUGI

Ricoh Company: 4 patents #4,167 of 9,818Top 45%
Overall (All Time): #1,099,359 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12099207 Virtual image display device Naoki Nakamura, Shigenobu Hirano, Yasuo Katano, Kenji Kameyama, Norikazu IGARASHI +6 more 2024-09-24
11885997 Light guide, virtual image optical system, and virtual image display device Takashi Kubota, Takanobu Osaka, Naoki Nakamura 2024-01-30
10241333 Light guide, virtual image display device, and light guide unit Naoki Nakamura, Toshiaki Tokita, Takashi Kubota 2019-03-26
10088620 Light guide, virtual image optical system, and virtual image display device Takashi Kubota, Takanobu Osaka, Naoki Nakamura 2018-10-02