AH

Akihiro Hayami

HI Hitachi: 1 patents #1,533 of 3,950Top 40%
HS Hitachi Communication Systems: 1 patents #1 of 11Top 10%
HS Hitachi Video And Information Systems: 1 patents #18 of 66Top 30%
OJ Opnext Japan: 1 patents #1 of 6Top 20%
Overall (2002): #74,860 of 266,432Top 30%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6501583 Optical receiver module optical transmitter module phase-locked loop circuit voltage-controlled oscillator and frequency response controllable amplifier Mitsuo Akashi, Hiroki Irie, Yasuhiro Yamada, Naohiko Baba, Tomonao Kikuchi 2002-12-31
6426495 Temperature compensating circuit, temperature compensating logarithm conversion circuit and light receiver Tadaaki Fujii, Tomonao Kikuchi, Tadashi Hatano, Yasuhiro Yamada, Takayuki Nakao +5 more 2002-07-30