HK

Hiroyuki Kitajima

HI Hitachi: 6 patents #21 of 2,942Top 1%
HE Hitachi Micro Computer Engineering: 1 patents #3 of 10Top 30%
HS Hitachi Microcomputer System: 1 patents #3 of 53Top 6%
Overall (1997): #2,699 of 185,788Top 2%
6
Patents 1997

Issued Patents 1997

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5694576 Cache control by adding record identification information to partial write request Akira Yamamoto, Shigeo Homma, Yoshihiro Asaka, Yoshiaki Kuwahara, Akira Kurano +1 more 1997-12-02
5682396 Control unit in storage subsystem with improvement of redundant data updating Akira Yamamoto, Kouji Arai, Yoshihisa Kamo 1997-10-28
5680574 Data distribution utilizing a master disk unit for fetching and for writing to remaining disk units Akira Yamamoto, Takao Satoh, Shigeo Honma, Yoshihiro Asaka, Yoshiaki Kuwahara 1997-10-21
5638508 Method and a system for processing a log record Sadasaburoh Kanai, Toshiaki Tsuboi, Takashi Sumiyoshi 1997-06-10
5623631 Limiting modification of cache entries in a write-back cache based upon the amount of dirty lines in the cache Toshiaki Tsuboi, Akira Yamamoto, Shigeo Honma, Yoshihiro Asaka, Koji Ozawa +1 more 1997-04-22
5606684 On-line dumping system and disk sub-system Toshio Nakano, Masafumi Nozawa, Kiyoshi Hisano, Akihito Ogino, Akira Kurano +1 more 1997-02-25