KT

Kohji Takahashi

HI Hitachi: 15 patents #2,636 of 28,497Top 10%
HG HGST: 10 patents #176 of 1,677Top 15%
IBM: 4 patents #21,733 of 70,183Top 35%
Tdk: 3 patents #1,522 of 3,796Top 45%
HB Hgst Netherlands, B.V.: 3 patents #257 of 972Top 30%
Canon: 2 patents #12,681 of 19,416Top 70%
OV Oval: 2 patents #12 of 44Top 30%
NM Nippon Mektron: 1 patents #123 of 286Top 45%
HS Hitachi Video And Information Systems: 1 patents #142 of 269Top 55%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
Overall (All Time): #79,928 of 4,157,543Top 2%
40
Patents All Time

Issued Patents All Time

Showing 1–25 of 40 patents

Patent #TitleCo-InventorsDate
8958179 Managing resonance frequency of hard disk drive voice coil motor Michio Ueha, Takeshi Saito, Hiroki Kitahori 2015-02-17
8804269 Adjusting rotational speed based on ambient temperature in a HDD Takao Suzuki, Tomoki Hiramatsu, Toshihisa Kiyonaga 2014-08-12
8526141 Magnetic disk device and guide member for guiding a flexible wiring board Satoshi Matsumura, Takao Suzuki, Tomoki Hiramatsu 2013-09-03
8320085 Disk drive including a latch configured to lock an actuator in response to an external force Takao Suzuki, Nobuyuki Okunaga, Hiroki Kitahori 2012-11-27
8179641 Disk drive apparatus and head assembly using a resin member to accommodate a wire structure Takahisa Okada, Takeshi Saito, Tomoki Hiramatsu 2012-05-15
8169747 Cushioning ramp having a stepped structure for a magnetic disc apparatus Shota Seki, Shuichi Kiyomoto, Nobuyuki Oka, Michiya Totoki, Teruhiro Nakamiya +2 more 2012-05-01
8069734 Multi-vortex flowmeter integrating pressure gauge Shinji Oda, Kenichi Takai 2011-12-06
7986496 Disk drive device and ramp used therefor Katsuhiko Ohta, Satoshi Matsumura 2011-07-26
7895904 Multi-vortex flowmeter employing volume flow rate as switching point Naoki Matsubara 2011-03-01
7768745 Shock improvement ramp for load/unload mechanism and magnetic disk drive Takahisa Okada, Tomoki Hiramatsu, Katsuya Watanabe 2010-08-03
7729090 Disk drive device, actuator lock mechanism, inertia latch mechanism and inertia lever Masataka Hashizume, Shinichi Kimura 2010-06-01
7488183 Data storage device and connector disposed therein Yoshiroh Amano, Naoyuki Yamazaki, Shigeru Ohyama, Sumio Obata 2009-02-10
7163422 Protection of hard drive interface connector Yoshiroh Amano 2007-01-16
7106289 Multiple-tone display system Naruhiko Kasai, Hiroyuki Mano, Shigeyuki Nishitani, Isao Takita 2006-09-12
7085107 Inertial latching mechanism for disk drive actuator Naoaki Kanada, Kazuyoshi Yoshida, Keiichiroh Yoshida 2006-08-01
6888525 Multiple-tone display system Naruhiko Kasai, Hiroyuki Mano, Shigeyuki Nishitani, Isao Takita 2005-05-03
6690540 Disk drive damper having a thin portion and a plurality of thick portions Yoshihiro Hirasaka, Kohji Serizawa, Shinichi Matsuzaki 2004-02-10
6587088 Multiple-tone display system Naruhiko Kasai, Hiroyuki Mano, Shigeyuki Nishitani, Isao Takita 2003-07-01
6542141 Liquid-crystal halftone display system Hiroyuki Mano, Toshio Tanaka, Tsutomu Furuhashi, Masaaki Kitajima, Toshio Futami +3 more 2003-04-01
6507461 Inertial latch for an actuator in a disk drive device Shinichi Kimura, Jun Ishikawa, Mutsuro Ohta 2003-01-14
6437765 Multiple-tone display system Naruhiko Kasai, Hiroyuki Mano, Shigeyuki Nishitani, Isao Takita 2002-08-20
6320564 Multiple-tone display system Naruhiko Kasai, Hiroyuki Mano, Shigeyuki Nishitani, Isao Takita 2001-11-20
6191766 Multiple-tone display system Naruhiko Kasai, Hiroyuki Mano, Shigeyuki Nishitani, Isao Takita 2001-02-20
6163440 Inertial latch mechanism for actuator of disk drive device Keishi Takahashi, Vijayeshwar D. Khanna, Thomas R. Albrecht, Suresh Kumar, Muthuthamby Sri-Jayantha 2000-12-19
6100864 Multiple-tone display system Naruhiko Kasai, Hiroyuki Mano, Shigeyuki Nishitani, Isao Takita 2000-08-08