TT

Tetsuya Tsujikawa

HI Hitachi: 4 patents #260 of 3,950Top 7%
HC Hitachi Ulsi Systems Co.: 1 patents #45 of 236Top 20%
Overall (2002): #11,598 of 266,432Top 5%
4
Patents 2002

Issued Patents 2002

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6496411 Non-volatile multi-level semiconductor flash memory device and method of driving same Naoki Yamada, Hiroshi Sato, Kazuyuki Miyazawa 2002-12-17
6490195 Semiconductor device, data processing system and a method for changing threshold of a non-volatile memory cell Michitaro Kanamitsu, Toshinori Harada, Hiroaki Kotani, Shoji Kubono, Atsushi Nozoe +1 more 2002-12-03
6456526 Non-volatile memory device operation in response to two different types of read commands and a write command which includes write verification Atsushi Nozoe, Michitaro Kanamitsu, Shoji Kubono, Eiji Yamamoto, Ken Matsubara 2002-09-24
6335878 Non-volatile multi-level semiconductor flash memory device and method of driving same Naoki Yamada, Hiroshi Sato, Kazuyuki Miyazawa 2002-01-01