TM

Toshiharu Murai

Ricoh Company: 2 patents #300 of 1,584Top 20%
Overall (2019): #111,390 of 560,194Top 20%
2
Patents 2019

Issued Patents 2019

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10191361 Light source device including a light source section to adjust brightness and projector using the same Ikuo Maeda, Kazuhiro Fujita, Tatsuya Takahashi, Takehiro Nishimori 2019-01-29
10175567 Light source device including a magnetic or capacitance detecting sensor and an image projection apparatus including the light source device Takehiro Nishimori, Kazuhiro Fujita, Tatsuya Takahashi 2019-01-08