RQ

Ru-Yi Qi

OS Osram Sylvania: 5 patents #188 of 820Top 25%
📍 Towanda, PA: #39 of 182 inventorsTop 25%
🗺 Pennsylvania: #13,581 of 74,527 inventorsTop 20%
Overall (All Time): #877,882 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6671891 Commode-urinal Xiaoming Qi 2004-01-06
5658495 Mn-dope Na-Li-taenolite Ronald E. Karam 1997-08-19
5597511 Phosphor and method of making same James R. Cox, Ronald E. Karam 1997-01-28
5567351 Phosphor and method of making same Ronald E. Karam, Vaddi B. Reddy, James R. Cox 1996-10-22
5567352 Phosphor and method of making same Ronald E. Karam 1996-10-22
5531926 Phosphor and method of making same Ronald E. Karam 1996-07-02