KD

Kazumasa Doi

Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
SC Sun-S Co.: 1 patents #2 of 13Top 20%
UF US Air Force: 1 patents #6,190 of 16,312Top 40%
📍 Ventura, CA: #219 of 881 inventorsTop 25%
🗺 California: #124,610 of 386,348 inventorsTop 35%
Overall (All Time): #1,261,733 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6873034 Solid-state imaging device, method for producing same, and mask Masao Nakamura, Kouji Shidahara 2005-03-29
6372392 Transparent optical device and fabrication method thereof Eiichi Hoshino, Masanori Onodera, Naoyuki Ishiwata, Mitsufumi Naoe 2002-04-16
5527647 Phase shift mask and its manufacturing method Kazuhiko Sumi 1996-06-18
4287519 Multi-mode Luneberg lens antenna 1981-09-01