KH

Kazuyuki Hirao

HH Hitachi High-Technologies: 8 patents #533 of 1,917Top 30%
KU Kyoto University: 7 patents #48 of 1,688Top 3%
HZ Hitachi Zosen: 5 patents #33 of 531Top 7%
JT Japan Science And Technology: 4 patents #30 of 836Top 4%
UN Unknown: 4 patents #4,220 of 83,584Top 6%
MC Murata Manufacturing Co.: 2 patents #2,631 of 5,295Top 50%
Kyocera: 2 patents #1,365 of 3,732Top 40%
CL Central Glass Company, Limited: 2 patents #334 of 968Top 35%
NC Nihon Yamamura Glass Co.: 1 patents #22 of 76Top 30%
SC Sumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
TO Tokuyama: 1 patents #280 of 562Top 50%
TO Tosoh: 1 patents #576 of 1,042Top 60%
KC Kohoku Kogyo Co.: 1 patents #9 of 24Top 40%
HO Horiba: 1 patents #319 of 604Top 55%
Overall (All Time): #130,521 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 26–29 of 29 patents

Patent #TitleCo-InventorsDate
6154593 Optical device and formation of optical waveguide using light-induced effect on refractive index Kiyotaka Miura, Kenneth M. Davis 2000-11-28
5977556 Radiation imaging device with photostimulable phosphor Jianorong Qiu 1999-11-02
5978538 Optical device and formation of optical waveguide using light-induced effect on refractive index Kiyotaka Miura, Kenneth M. Davis 1999-11-02
5478498 Disordered fluorite-type photochemical hole burning crystal containing SM.sup.2+ as active ions Nobuhiro Kodama, Shinichi Hara, Yuka INOUE 1995-12-26