KT

Kiyotaka Takematus

Dai Nippon Printing Co.: 3 patents #744 of 2,222Top 35%
📍 Oshima, JP: #365 of 1,090 inventorsTop 35%
Overall (All Time): #1,613,880 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6340404 Optical functional materials and process for producing the same Motohiro Oka, Mitsuru Tsuchiya, Norinaga Nakamura, Yurie Ota, Hiroko Suzuki +2 more 2002-01-22
6064524 Optical functional materials and process for producing the same Motohiro Oka, Mitsuru Tsuchiya, Norinaga Nakamura, Yurie Ota, Hiroko Suzuki +2 more 2000-05-16
5909314 Optical functional materials and process for producing the same Motohiro Oka, Mitsuru Tsuchiya, Norinaga Nakamura, Yurie Ota, Hiroko Suzuki +2 more 1999-06-01