HK

Hidekazu Kashiwase

HG HGST: 8 patents #358 of 1,677Top 25%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
WT Western Digital Technologies: 1 patents #1,787 of 3,180Top 60%
Overall (All Time): #457,105 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
10210895 Anti-corrosion insulation layer for magnetic recording medium Hiroshi Inaba, Joe Inagaki, Hiroyuki Matsumoto 2019-02-19
8221192 Magnetic-recording-disk test-head and method of manufacturing a magnetic-recording disk using the magnetic-recording-disk test-head Hiroyuki Suzuki, Mitsuhiro Shoda, Takayoshi Ohtsu, Kiyoshi Hashimoto 2012-07-17
7876530 Magnetic recording medium having a cobalt-based alloy film for high density recording and magnetic storage device using same Tatsuya Hinoue, Yotsuo Yahisa, Tomoo Yamamoto, Jo Inagaki, Hiroyuki Suzuki 2011-01-25
7704613 Magnetic recording medium for high density recording Hiroyuki Suzuki, Akira Morinaga, Tatsuya Hinoue 2010-04-27
7545604 Magnetic recording medium having a cobalt-based alloy film for high density recording and magnetic storage device using same Tatsuya Hinoue, Yotsuo Yahisa, Tomoo Yamamoto, Joe Inagaki, Hiroyuko Suzuki 2009-06-09
7532436 Magnetic recording medium and magnetic memory device for high density recording Tatsuya Hinoue, Hiroyuki Suzuki, Tomoo Yamamoto 2009-05-12
7338725 Magnetic recording medium and magnetic storage device Tetsuya Kanbe, Yotsuo Yahisa, Hiroyuki Suzuki 2008-03-04
7267894 Magnetic recording medium and magnetic recording apparatus Tetsuya Kanbe, Tatsuya Hinoue, Yotsuo Yahisa, Hiroyuki Suzuki 2007-09-11
7163756 Magnetic recording medium Tomoo Yamamoto, Yotsuo Yahisa, Tatsuya Hinoue, Tetsuya Kanbe, Hiroyuki Suzuki 2007-01-16
6887565 Magnetic recording medium and magnetic storage device Tetsuya Kanbe, Yotsuo Yahisa, Hiroyuki Suzuki 2005-05-03
6830837 Magnetic recording medium and magnetic recording apparatus Tetsuya Kanbe, Hiroyuki Suzuki, Yotsuo Yahisa, Yoshiyuki Hirayama 2004-12-14