CO

Chiharu Okada

Ricoh Company: 3 patents #4,826 of 9,818Top 50%
CL Central Glass Company, Limited: 1 patents #505 of 968Top 55%
Overall (All Time): #1,302,991 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4827288 Pattern memory for use in thermal recording Masaaki Mori 1989-05-02
4688051 Thermal print head driving system Toshio Kawakami, Masaaki Mori 1987-08-18
4684959 Thermal recording system using unregulated power supply Masaaki Mori 1987-08-04
4639361 Process of preparing disilane by reduction of hexachlorodisilane Koji Aono, Toshinori Saito 1987-01-27