RO

Ritsurou Orihashi

HI Hitachi: 3 patents #10,712 of 28,497Top 40%
HC Hitachi Electronics Engineering Co.: 1 patents #61 of 175Top 35%
HC Hitachi High-Tech Electronics Engineering Co.: 1 patents #11 of 59Top 20%
HH Hitachi High-Technologies: 1 patents #1,282 of 1,917Top 70%
Overall (All Time): #1,240,284 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8035071 Contamination-inspecting apparatus and detection circuit Masami Makuuchi, Masayoshi Takahashi, Wen Li, Kengo Imagawa, Takahiro Jingu 2011-10-11
7085982 Pulse generation circuit and semiconductor tester that uses the pulse generation circuit Kenichi Shinbo, Fujio Oonishi, Masashi Fukuzaki, Nobuo Motoki 2006-08-01
6894489 TESTING APPARATUS FOR CONDUCTING A TEST ON A MAGNETIC RECORDING MEDIUM OR A MAGNETIC HEAD, THROUGH RECORDING TEST DATA ON THE MAGNETIC RECORDING MEDIUM AND REPRODUCING RECORDED TEST DATA THEREFROM BY MEANS OF THE MAGNETIC HEAD Masami Makuuchi, Norio Chujo, Masayoshi Takahashi, Yoshihiko Hayashi, Shinji Homma 2005-05-17
6700369 Testing apparatus of magnetic recording medium or magnetic head including a plurality of analog-to-digital converters which convert reproduced testing data into digital data Masami Makuuchi, Norio Chujo, Masayoshi Takahashi, Yoshihiko Hayashi, Shinji Homma 2004-03-02