HO

Hitoshi Ogawa

PA Panasonic: 16 patents #1,398 of 21,108Top 7%
HI Hitachi: 13 patents #3,142 of 28,497Top 15%
Mitsubishi Electric: 13 patents #2,044 of 25,717Top 8%
HG HGST: 7 patents #738 of 1,677Top 45%
FL Fujitsu Semiconductor Limited: 3 patents #229 of 1,301Top 20%
Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%
MM Mitsubishi Motors: 2 patents #508 of 1,823Top 30%
FL Fujitsu Vlsi Limited: 1 patents #91 of 256Top 40%
FC Fuji Photo Optical Co.: 1 patents #305 of 509Top 60%
MK Mitsubishi Denki K.K.: 1 patents #164 of 577Top 30%
Overall (All Time): #42,718 of 4,157,543Top 2%
57
Patents All Time

Issued Patents All Time

Showing 25 most recent of 57 patents

Patent #TitleCo-InventorsDate
12343888 Attachment for electric hair-cutting device Daisuke Takano, Satoshi Sobagaki 2025-07-01
10800055 Blade unit hair clipper Yoshihiko Takada 2020-10-13
10150224 Electric hair clipper 2018-12-11
9833914 Hair clipper Satoshi Sobagaki 2017-12-05
8959775 Nose hair trimmer Seiko Yabuuchi 2015-02-24
8559424 Data communication method and communication apparatus 2013-10-15
8146254 Hair clipper Kazuhiro Morisugi, Seiko Yabuuchi, Toshio Ikuta 2012-04-03
8095703 Data transfer method Yasushi Sakai, Hideo Makabe 2012-01-10
8091241 Electric hair remover Kazuyuki Ouchi, Wei Wang 2012-01-10
8082380 Method for optimizing of communication signal Hideaki Watanabe 2011-12-20
7921566 Hair trimmer Takashi Yamaguchi 2011-04-12
7874073 Nose hair cutter Hisao Nakagawa 2011-01-25
7612960 Method for formatting data sectors on magnetic disk, and magnetic disk drive Naoki Satoh, Terumi Takashi, Hiroyuki Tsuchinaga 2009-11-03
7558931 Write/read apparatus to control overwriting Yoshiteru Ishida, Atsushi Saito, Terumi Takashi 2009-07-07
7430085 Disk device and method of generating signal representing head Motoyasu Tsunoda, Ryutaro Horita, Takashi Nara, Masatoshi Nishina, Katsumi Yamamoto +1 more 2008-09-30
7367127 Hair trimmer with rattle dampening structure Makoto Nakakura, Seiko Yabuuchi 2008-05-06
7249416 Comb-vibration preventing structure for hair cutter Takashi Yamaguchi 2007-07-31
7227712 Disk drive apparatus and method of mounting same Eisaku Saiki, Satoshi Kawamura, Kiyoshi Honda, Kazuhisa Shiraishi, Fukashi Ohi 2007-06-05
7149930 Recording/reproducing apparatus Seiichi Domyo, Yukie Hiratsuka 2006-12-12
7139143 Disk device and method of generating signal representing head Shoichi Miyazawa, Ryutaro Horita, Takashi Nara, Masatoshi Nishina, Katsumi Yamamoto +1 more 2006-11-21
7100286 Hair trimmer with trim length adjustment mechanism Makoto Nakakura, Seiko Yabuuchi 2006-09-05
RE39253 Apparatus and method for error correction Shoichi Miyazawa, Masatoshi Nishina, Yukari Katayama 2006-08-29
7073037 System for controlling host access to a storage device based on physical characteristics of the storage device Atsushi Okuyama, Seiichi Domyo, Kazuaki Usui 2006-07-04
6954876 Disk apparatus Takushi Nishiya, Soichi Isono, Tomoki Oura 2005-10-11
6856482 Disk drive apparatus and method of mounting same Eisaku Saiki, Satoshi Kawamura, Kiyoshi Honda, Kazuhisa Shiraishi, Fukashi Ohi 2005-02-15