YT

Yohei Takano

Ricoh Company: 3 patents #82 of 1,125Top 8%
Overall (2022): #55,308 of 548,613Top 15%
3
Patents 2022

Issued Patents 2022

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11537037 Light source device, image projection apparatus, and light source optical system Kazuhiro Fujita, Makoto Hirakawa, Shigeaki Imai 2022-12-27
11506967 Light-source device and image projection apparatus Kasumi Nakamura, Makoto Hirakawa, Kazuhiro Fujita 2022-11-22
11314157 Light source optical system, light source device, and image projection apparatus Tatsuya Takahashi, Kasumi Nakamura 2022-04-26