YT

Yoshitaka Takahashi

Fujitsu Limited: 5 patents #76 of 3,085Top 3%
Ricoh Company: 3 patents #22 of 609Top 4%
FL Fujitsu Media Devices Limited: 1 patents #11 of 24Top 50%
HI Hitachi: 1 patents #1,533 of 3,950Top 40%
Overall (2002): #1,871 of 266,432Top 1%
9
Patents 2002

Issued Patents 2002

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
6498755 SEMICONDUCTOR STORAGE DEVICE CONDUCTING A LATE-WRITE OPERATION AND CONTROLLING A TEST READ-OPERATION TO READ DATA NOT FROM A DATA LATCH CIRCUIT BUT FROM A MEMORY CORE CIRCUIT REGARDLESS OF WHETHER A PRECEDING ADDRESS AND A PRESENT ADDRESS MATCH EACH OTHER Hitoshi Ikeda, Shinya Fujioka 2002-12-24
6496433 Semiconductor device and semiconductor device testing method Yasuhiro Okumura, Akihiro Funyu 2002-12-17
6480455 Optical pickup device applicable to two kinds of recording media with minimized deterioration of a beam spot 2002-11-12
6477130 Optical pick-up apparatus 2002-11-05
6404688 Semiconductor memory device having a self-refresh operation Yoshiaki Okuyama, Shinya Fujioka, Akihiro Funyu 2002-06-11
6396758 Semiconductor memory device Hitoshi Ikeda, Tatsuya Kanda, Shinya Fujioka, Akihiro Funyu 2002-05-28
6389041 Synchronization system and synchronization method of multisystem control apparatus Yuichiro Morita, Kotaro Shimamura, Takashi Hotta, Kazuhiro Imaie, Shigeta Ueda +3 more 2002-05-14
6366005 Tuning fork type vibration gyro Hiroshi Ishikawa, Masanori Yachi, Yoshio Satoh, Kazutsugu Kikuchi 2002-04-02
6343058 Optical pickup device applicable to two kinds of recording media with minimized deterioration of a beam spot Hiroshi Akiyama 2002-01-29