KI

Ken-ichi Itoh

Fujitsu Limited: 9 patents #3,538 of 24,456Top 15%
KT Kabushiki Kaisha Toshiba: 2 patents #9,982 of 21,451Top 50%
RG Rikkyo Gakuin: 2 patents #3 of 16Top 20%
NE Nec: 1 patents #7,889 of 14,502Top 55%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
SC Shin-Etsu Chemical Co.: 1 patents #1,340 of 2,176Top 65%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
JR Japanese National Railways: 1 patents #19 of 102Top 20%
Overall (All Time): #259,172 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
7576220 Method of producing 1,2,4-oxadiazole derivatives Akira Horiuchi, Hiroshi Sakamaki 2009-08-18
7495107 Method for manufacturing isoxazole derivative or dihydroisoxazole derivative C. Akira Horiuchi, Noriko Nakazato, Hideo Iwai, Takamitsu Utsukihara, Wen Chai 2009-02-24
7397627 Method of detecting position of head for recording medium Takahiro Imamura, Arata Ejiri, Yutaka Nakamura 2008-07-08
7112377 Magnetic recording medium, method of manufacturing the same, magnetic medium substrate employed in the magnetic recording medium, and magnetic storage unit Tsugio Kumai, Shintaro Sato 2006-09-26
6879107 Plasma display panel and fabrication method of the same Toshiaki Hirano 2005-04-12
6650677 Up-conversion laser Hideaki Okano, Kiyoyuki Kawai, Ritsuo Yoshida 2003-11-18
5615057 Image record/playback apparatus including a photographing device and a connectable playback device Motoji Fukuta, Masanori Ozawa, Yoshihiko Naruoka, Mineharu Uchiyama 1997-03-25
5583385 Power converting device for reducing an induction problem Akira Horie, Syuuji Saitou, Takayuki Matui, Takashi Tsuboi, Eiichi Toyota 1996-12-10
5526270 Apparatus for removing off-set from measured quantity Kazutaka Adachi 1996-06-11
5353265 Magneto optical overwriting methods using a single optical head designed for a two-beam overwrite Miyozo Maeda, Yuji Inouye, Yasunobu Hashimoto, Seiya Ogawa 1994-10-04
5144601 Magneto-optical overwriting methods using erasing pulses, each of which has a higher frequency and narrower width than that of the overwriting pulses Miyozo Maeda, Yuji Inouye, Yasunobu Hashimoto, Seiya Ogawa 1992-09-01
5138572 Optical information memory medium including indium (In) and bismuth (Bi) Nagaaki Koshino, Miyozo Maeda, Yasuyuki Goto, Itaru Shibata, Kenichi Utsumi +2 more 1992-08-11
5072423 Optical information memory medium recording and erasing information including gallium and antimony Nagaaki Koshino, Miyozo Maeda, Yasuyuki Goto, Itaru Shibata, Kenichi Utsumi +2 more 1991-12-10
5058061 Method for recording information in an optical information memory medium including indium (In) and Antimony (Sb) Nagaaki Koshino, Miyozo Maeda, Yasuyuki Goto, Itaru Shibata, Kenichi Utsumi +2 more 1991-10-15
4947372 Optical information memory medium for recording and erasing information Nagaaki Koshino, Miyozo Maeda, Yasuyuki Goto, Itaru Shibata, Kenichi Utsumi +2 more 1990-08-07
4746569 Longitudinal magnetic coated recording medium Jun Takahashi, Shigeru Fukushima, Toshikatu Narumi, Seiya Ogawa 1988-05-24
4622664 Channel control system for loop type signal transmission channel Koichi Tokura, Shigeyuki Fukada 1986-11-11
4534821 Single crystal growing of rare earth-gallium garnet Susumu Sakaguchi, Masahiro Ogihara, Shinji Makigawa, Toshihiko Ryuo, Kazuyoshi Watanabe 1985-08-13