AH

Akio Hirakawa

OC Oki Electric Industry Co.: 2 patents #947 of 2,807Top 35%
Overall (All Time): #2,168,129 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7034392 Duplexer Yoshiaki Fujita, Tomokazu Komazaki 2006-04-25
6087194 Composite unit of optical semiconductor device and supporting substrate and method for mounting optical semiconductor device on supporting substrate Hisao Matsukura, Yasuhiko Kudou, Hajime Hotta, Masaki Sugawara, Jiro Utsunomiya +1 more 2000-07-11