HH

Hiroyuki Hagiwara

SE Seiko Epson: 64 patents #105 of 7,774Top 2%
Canon: 14 patents #4,747 of 19,416Top 25%
Samsung: 7 patents #17,688 of 75,807Top 25%
HC Hitachi Chemical Company: 3 patents #513 of 1,946Top 30%
TC Tamron Co.: 2 patents #47 of 138Top 35%
SC Semiconductor Technology Academic Research Center: 2 patents #50 of 254Top 20%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
MA Mitsui Chemicals Agro: 1 patents #58 of 97Top 60%
FI Fujifilm Business Innovation: 1 patents #1,029 of 1,659Top 65%
HC Hanwha Techwin Co.: 1 patents #208 of 523Top 40%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
NU National University Corporation Gunma University: 1 patents #97 of 263Top 40%
Overall (All Time): #14,417 of 4,157,543Top 1%
100
Patents All Time

Issued Patents All Time

Showing 76–100 of 100 patents

Patent #TitleCo-InventorsDate
7946694 Liquid ejecting apparatus Akihiko Maruyama 2011-05-24
7629911 High-precision multi-band pass ΔΣ modulator Atsushi Motozawa, Haruo Kobayashi, Hao San 2009-12-08
7227482 Complex band-pass filter for use in digital radio receiver and complex band-pass Δ-Σ AD modulator using the same Hao San, Haruo Kobayashi, Hiroki Wada, Akira Hayakawa, Yoshitaka Jingu +2 more 2007-06-05
7095350 DA converter circuit provided with DA converter of segment switched capacitor type Haruo Kobayashi, Hao San, Atsushi Wada 2006-08-22
7089573 Information recording/reading apparatus 2006-08-08
6707782 Information recording/reading apparatus having adjustable stopper 2004-03-16
6704272 Spindle rotation driving device with aligning member and air bearings for rotating information storage disks 2004-03-09
6684707 Vibration measuring method, balance correcting method, and information recording and/or reproducing apparatus 2004-02-03
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
6249295 Recording apparatus with self-standing recording unit and sheet supplying apparatus Takehiko Kiyohara, Atsushi Noda, Yoji Ara, Makoto Kashimura, Tetsuhiro Nitta +1 more 2001-06-19
6197408 Electromagnetically shielding bonding film, and shielding assembly and display device using such film Hisashige Kanbara, Minoru Tosaka 2001-03-06
6120127 Recording apparatus with ink tank movable relative to recording head Hiroyuki Inoue, Hirofumi Hirano, Toshihiko Bekki 2000-09-19
6086979 Electromagnetically shielding bonding film, and shielding assembly and display device using such film Hisashige Kanbara, Minoru Tosaka 2000-07-11
5930066 Information recording apparatus Kou Ishizuka, Hidejiro Kadowaki, Naoki Kawamata, Jun Ashiwa 1999-07-27
5847427 Non-volatile semiconductor memory device utilizing an oxidation suppressing substance to prevent the formation of bird's breaks 1998-12-08
5731829 Information processing and recording apparatus with two recording medium conveyance routes Takashi Saito, Toshiaki Ozawa, Hiroatsu Kondo, Koh Hasegawa, Junichi Asano +5 more 1998-03-24
5706880 Vacuum casting method and vacuum casting apparatus Hiroshi Ohnuma, Kimio Kubo, Akira Mikami, Taichi Ikejiri, Katuhiro Kurose 1998-01-13
5132850 Lens actuator 1992-07-21
5111339 Lens actuator 1992-05-05
5004172 Take-up apparatus for amorphous metal ribbon Masaaki Tanahashi, Hiroyuki Fujii 1991-04-02
4985471 Radiation curable pressure sensitive adhesive composition Tomohisa Ohta, Hisashige Kanbara, Akihiko Dobashi, Yasuyuki Seki 1991-01-15
4767886 Method for preparing lower olefins Kichinari Kawamura, Yasuo Kono, Hideo Okado, Haruo Takaya 1988-08-30