MI

Masakazu Ishizuka

PA Panasonic: 7 patents #3,841 of 21,108Top 20%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
📍 Kasai, JP: #877 of 5,842 inventorsTop 20%
Overall (All Time): #501,301 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
10921791 Production plan generation device, production plan generation method, and production plan Hiroshi Ikeda 2021-02-16
10824782 Information processing device, recording medium recording production plan generation program, and production plan generation method Hiroshi Ikeda 2020-11-03
10008234 Disc transfer device Kenji Shiomi, Yukio Morioka, Yuji Ariyoshi 2018-06-26
9368153 Disc cartridge and disc device Kenji Shiomi, Yukio Morioka, Yuji Ariyoshi, Yasuhisa Fukushima 2016-06-14
9361930 Disc conveying device and disc conveying method Yukio Morioka, Kenji Shiomi, Yuji Ariyoshi, Yasuhisa Fukushima 2016-06-07
8689245 Optical pickup device transfer mechanism Yasuhisa Fukushima, Kenji Shiomi 2014-04-01
8316388 Shaft supporting structure with coil spring for pressing shaft onto bearing, and optical disc apparatus including the same Tatsuro Nishi, Naohisa Tanabe, Seiichi Miyamoto 2012-11-20
7831984 Disk drive with established resonance frequencies for damper member Shigeto Ueno, Teruyuki Naka, Shinichi Maeda, Yasuo Kabuta, Isao Obata +2 more 2010-11-09
7581233 Disk loading apparatus with cartridge urging member operating cooperatively with disk rotating unit transverse holder Shigeto Ueno, Teruyuki Naka, Shinichi Maeda, Yasuo Kabuta, Isao Obata +2 more 2009-08-25
D483754 Tray for optical disk recorder Shigeto Ueno, Shinichi Maeda, Hitoshi Higaki, Teruyuki Naka 2003-12-16