HH

Hiroyuki Hagiwara

Canon: 4 patents #239 of 2,554Top 10%
Overall (2003): #16,493 of 273,478Top 7%
4
Patents 2003

Issued Patents 2003

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6643907 Medium fixing method and medium support apparatus Hiroshi Watanabe, Shojiro Yamazaki 2003-11-11
6631047 Interference device, position detecting device, positioning device and information recording apparatus using the same Kou Ishizuka, Hidejiro Kadowaki, Naoki Kawamata, Makoto Takamiya, Shigeki Kato +1 more 2003-10-07
6557234 Medium fixing method and medium support apparatus Hiroshi Watanabe, Shojiro Yamazaki 2003-05-06
6552867 Head positioning controller for information recording and/or reproducing apparatus with head tracking of nonsynchronous radial runout (NRRO) of the disk 2003-04-22