RO

Ritsuro Orihashi

HI Hitachi: 11 patents #3,813 of 28,497Top 15%
HH Hitachi High-Technologies: 5 patents #533 of 1,917Top 30%
RT Renesas Technology: 4 patents #758 of 3,337Top 25%
Overall (All Time): #225,061 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
8324925 Output buffer circuit and differential output buffer circuit, and transmission method Satoshi Muraoka, Norio Chujo 2012-12-04
7990529 Detection circuit and foreign matter inspection apparatus for semiconductor wafer Masami Makuuchi, Takahiro Jingu 2011-08-02
7969197 Output buffer circuit and differential output buffer circuit, and transmission method Satoshi Muraoka, Norio Chujo 2011-06-28
7928365 Method and apparatus for mass spectrometry Fujio Oonishi, Kenichi Shinbo, Yasushi Terui, Tsukasa Shishika 2011-04-19
7890074 Data acquisition system Kenichi Shinbo, Fujio Oonishi, Yasushi Terui, Tsukasa Shishika 2011-02-15
7817362 Inspection apparatus and inspection method of magnetic disk or magnetic head Masayoshi Takahashi, Wen Li, Shinji Homma 2010-10-19
7692445 Output buffer circuit and differential output buffer circuit, and transmission method Satoshi Muraoka, Norio Chujo 2010-04-06
7668027 Semiconductor device, testing and manufacturing methods thereof Kengo Imagawa, Masami Makuuchi, Yoshiharu Ikeda, Koichiro Eguchi 2010-02-23
7476850 Method and its apparatus for mass spectrometry Fujio Oonishi, Kenichi Shinbo, Yasushi Terui, Tsukasa Shishika 2009-01-13
7474290 Semiconductor device and testing method thereof Masami Makuuchi, Norio Chujo, Kengo Imagawa, Yoshitomo Arai 2009-01-06
7443373 Semiconductor device and the method of testing the same Kengo Imagawa, Masami Makuuchi, Norio Chujo, Yoshitomo Arai 2008-10-28
7358953 Semiconductor device and testing method of semiconductor device Masami Makuuchi, Kengo Imagawa, Norio Chujo, Yoshitomo Arai, Atsushi Obuchi 2008-04-15
7276900 Magnetic characteristic inspecting apparatus and inspecting method using it Masayoshi Takahashi, Masami Makuuchi, Shinji Homma 2007-10-02
6768953 Test apparatus Fujio Oonishi, Kenichi Shinbo, Masashi Fukuzaki, Nobuo Motoki 2004-07-27
6697755 Test apparatus Fujio Oonishi, Kenichi Shinbo, Masashi Fukuzaki, Nobuo Motoki 2004-02-24
5811877 Semiconductor device structure Ichiro Miyano, Ikuo Kawaguchi, Kunio Matsumoto, Junichi Saeki, Tooru Yoshida +7 more 1998-09-22
5438259 Digital circuitry apparatus Kosuke Kendo, Yoshihiko Hayashi 1995-08-01
5406198 Digital circuitry apparatus Kosuke Kendo, Yoshihiko Hayashi 1995-04-11
4855970 Time interval measurement apparatus Yoshihiko Hayashi 1989-08-08
4755758 Wave formatter for a logic circuit testing system 1988-07-05