HK

Hiromitsu Kawamura

HI Hitachi: 17 patents #2,231 of 28,497Top 8%
SI Sumitomo Electric Device Innovations: 5 patents #24 of 208Top 15%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
FL Fujitsu Quantum Devices Limited: 2 patents #30 of 110Top 30%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
Overall (All Time): #143,844 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 26–27 of 27 patents

Patent #TitleCo-InventorsDate
4269617 Process for the manufacture of liquid crystal display element Yoshimichi Shibuya, Yasuhiko Kando, Masaharu Koyama 1981-05-26
4256495 Sealing glass Akira Misumi, Kozo Odawara 1981-03-17