HT

Haruki Tokumaru

Ricoh Company: 6 patents #3,275 of 9,818Top 35%
NK Nippon Hoso Kyokai: 4 patents #66 of 703Top 10%
PE Pentax: 1 patents #515 of 761Top 70%
Overall (All Time): #744,312 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
8607259 Disk laminate, disk cartridge, disk loading/unloading mechanism, disk conveying device, disk conveying mechanism, and thin disk driving system Yoshimichi Takano, Nobuaki Onagi, Kohji Tsukahara, Daiichi Koide, Takeshi Kajiyama +1 more 2013-12-10
8549547 Disk clamping mechanism and disk drive system, with movably supported clamper Nobuaki Onagi, Yasutomo Aman, Yoshimichi Takano, Daiichi Koide, Takeshi Kajiyama +1 more 2013-10-01
8495669 Disk rotating device, disk, disk assembly, disk cartridge, and recording and reproducing device Yasutomo Aman, Nobuaki Onagi, Shozo Murata, Yasunori Sugimoto, Daiichi Koide +1 more 2013-07-23
8259543 Data recording/reproduction method and data recording/reproduction apparatus Daiichi Koide, Nobuaki Onagi, Yasutomo Aman, Yoshimichi Takano 2012-09-04
8228772 Optimum gap determined recording/reproducing apparatus Nobuaki Onagi, Yasutomo Aman, Minoru Takahashi, Yoshimichi Takano, Daiichi Koide 2012-07-24
8077576 Optimum gap determined recording/reproducing apparatus and method Nobuaki Onagi, Yasutomo Aman, Minoru Takahashi, Yoshimichi Takano, Daiichi Koide 2011-12-13
5471456 Optical medium recording apparatus with a rotatable optical beam deflector Koichi Maruyama, Syunitirou Wakamiya 1995-11-28