KN

Kasumi Nakamura

Ricoh Company: 6 patents #20 of 982Top 3%
RE Resonac: 1 patents #29 of 157Top 20%
Overall (2023): #16,198 of 537,848Top 4%
7
Patents 2023

Issued Patents 2023

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
11843723 Image projection apparatus Jun Mashimo, Momotaro YOSHIDA 2023-12-12
11829058 Light source device and image projection apparatus including a rod integrator and light guide Yohei Takano, Tatsuya Takahashi, Makoto Hirakawa 2023-11-28
11812201 Light guide optical device, light source device, and image projection apparatus Takashi Sasaki, Yohei Takano, Kazuhiro Fujita, Makoto Hirakawa, Shigeaki Imai 2023-11-07
11762272 Light-source device and image projection apparatus Yohei Takano, Makoto Hirakawa, Kazuhiro Fujita 2023-09-19
11682520 Film capacitor manufacturing method and case Tatsuhito Fukuhara, Yasunori KAWABATA, Takahide Iwaya 2023-06-20
11677914 Light-source device and image forming apparatus including same Yohei Takano, Kazuhiro Fujita 2023-06-13
11669004 Light source optical system, light source device, light source unit, and image display apparatus Makoto Hirakawa, Yohei Takano 2023-06-06