KO

Koji Oka

PA Panasonic: 4 patents #329 of 4,214Top 8%
Ricoh Company: 1 patents #810 of 1,683Top 50%
Overall (2011): #16,337 of 364,097Top 5%
5
Patents 2011

Issued Patents 2011

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8004446 A/D converter and A/D conversion method Toshiaki Ozeki, Daisuke Nomasaki, Ikuo Hidaka, Yoshikazu Makabe 2011-08-23
7952733 Image transfer system and image transfer method 2011-05-31
7940121 Operational amplifier and pipeline AD converter Daisuke Nomasaki 2011-05-10
7920779 Heat exchanger and washing apparatus comprising the same Shigeru Shirai, Yasuhiro Umekage, Kazushige Nakamura, Mitsuyuki Furubayashi, Keiko Yasui 2011-04-05
7884750 A/D converter and A/D conversion method Toshiaki Ozeki, Daisuke Nomasaki 2011-02-08