RY

Ryo Yamagata

HI Hitachi: 12 patents #3,472 of 28,497Top 15%
HC Hitachi Information Technology Co.: 1 patents #20 of 121Top 20%
Overall (All Time): #417,988 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
9612989 Computer system and routing control method Shuhei Eguchi, Takashi Todaka 2017-04-04
9479461 Computer system and method for communicating data between computers Shuhei Eguchi, Yoshiki Murakami 2016-10-25
7036060 Semiconductor integrated circuit and its analyzing method Michinobu Nakao, Kazumi Hatayama, Seiji Kobayashi, Kazunori Hikone, Kotaro Shimamura 2006-04-25
6675249 Information processing equipment and information processing system Teruaki Shimoda, Kei Yamamoto 2004-01-06
6355984 Input-output circuit cell and semiconductor integrated circuit apparatus Kazuhisa Miyamoto, Takayuki Uda 2002-03-12
6321355 Semiconductor integrated circuit and method of testing the same Kouji Izaki, Tetsuya Takahashi 2001-11-20
6222278 Input-output circuit cell and semiconductor integrated circuit apparatus Kazuhisa Miyamoto, Takayuki Uda 2001-04-24
6121687 Input-output circuit cell and semiconductor integrated circuit apparatus Kazuhisa Miyamoto, Takayuki Uda 2000-09-19
5640508 Fault detecting apparatus for a microprocessor system Hirokatsu Fujiwara 1997-06-17
5499379 Input/output execution apparatus for a plural-OS run system Shunji Tanaka, Toru Ohtsuki, Hiroaki Sato, Hideo Sawamoto, Masaya Watanabe +2 more 1996-03-12
5317710 Invalidation of entries in a translation table by providing the machine a unique identification thereby disallowing a match and rendering the entries invalid Mari Ara, Hideo Sawamoto 1994-05-31
5129071 Address translation apparatus in virtual machine system using a space identifier field for discriminating DATOFF (dynamic address translation off) virtual machines Hideo Sawamoto, Hidenori Umeno 1992-07-07