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Hiroshi Deguchi

Ricoh Company: 42 patents #327 of 9,818Top 4%
SC Santen Pharmaceutical Co.: 4 patents #68 of 291Top 25%
KT Kabushiki Kaisha Toshiba: 3 patents #8,011 of 21,451Top 40%
PA Panasonic: 2 patents #9,678 of 21,108Top 50%
TT Tokyo Institute Of Technology: 2 patents #232 of 1,159Top 25%
JA Japan Science And Technology Agency: 2 patents #401 of 2,171Top 20%
KC Kansai Electric Power Co.: 2 patents #104 of 506Top 25%
NT Ntn: 1 patents #814 of 1,364Top 60%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #43,137 of 4,157,543Top 2%
57
Patents All Time

Issued Patents All Time

Showing 26–50 of 57 patents

Patent #TitleCo-InventorsDate
7438965 Phase-change information recording medium, manufacturing method for the same, sputtering target, method for using the phase-change information recording medium and optical recording apparatus Hiroko Ohkura, Kazunori Ito, Masaki Kato, Mikiko Abe, Hiroyoshi Sekiguchi +2 more 2008-10-21
7417930 Optical recording method Hajime Yuzurihara, Mikiko Abe, Eiko Hibino, Hiroshi Miura, Kazunori Ito +1 more 2008-08-26
7362683 Optical recording method Hajime Yuzurihara, Mikiko Abe, Eiko Hibino, Hiroshi Miura, Kazunori Ito +1 more 2008-04-22
7349315 Information recording method, information recording device, optical information recording medium, program for recording information and storage medium Shinya Narumi, Katsuyuki Yamada, Masaki Kato, Hajime Yuzurihara 2008-03-25
7288224 Method of producing a sputtering target Yukio Ide, Hiroko Iwasaki, Yoshiyuki Kageyama, Yujiro Kaneko, Katsuyuki Yamada +2 more 2007-10-30
7273534 Optical device substrate film-formation apparatus, optical disk substrate film-formation method, substrate holder manufacture method, substrate holder, optical disk and a phase-change recording type of optical disk Kazunori Ito, Katsunari Hanaoka, Nobuaki Onagi, Hiroko Tashiro, Kiyoto Shibata +5 more 2007-09-25
7260044 Recording method for a phase-change optical recording medium Hajime Yuzurihara, Eiko Hibino, Mikiko Abe, Hiroshi Miura, Kazunori Ito +1 more 2007-08-21
7206615 Vehicle communication system Masaaki Ochi 2007-04-17
7063875 Optical recording medium Hajime Yuzurihara, Eiko Hibino, Hiroshi Miura, Mikiko Abe, Shinya Narumi +3 more 2006-06-20
6958180 Phase change optical recording medium Eiko Hibino, Hajime Yuzurihara, Hiroshi Miura, Mikiko Abe 2005-10-25
6841049 OPTICAL DEVICE SUBSTRATE FILM-FORMATION APPARATUS, OPTICAL DISK SUBSTRATE FILM-FORMATION METHOD, SUBSTRATE HOLDER MANUFACTURE METHOD, SUBSTRATE HOLDER, OPTICAL DISK AND A PHASE-CHANGE RECORDING TYPE OF OPTICAL DISK Kazunori Ito, Katsunari Hanaoka, Nobuaki Onagi, Hiroko Tashiro, Kiyoto Shibata +5 more 2005-01-11
6770346 Optical recording medium and recording method Makoto Harigaya, Hiroshi Miura, Hiroko Okura, Miku Mizutani, Eiko Hibino +4 more 2004-08-03
6741545 Phase-change medium usable in phase-difference tracking Michiaki Shinotsuka, Hajime Yuzurihara, Hiroko Tashiro 2004-05-25
6652806 Method of producing a sputtering target Yukio Ide, Hiroko Iwasaki, Yoshiyuki Kageyama, Yujiro Kaneko, Katsuyuki Yamada +2 more 2003-11-25
6503592 Sputtering target, method of producing the target, optical recording medium fabricated by using the sputtering target, and method of fabricating the optical recording medium Katsuyuki Yamada, Hiroko Iwasaki, Yukio Ide, Makoto Harigaya, Yoshiyuki Kageyama +2 more 2003-01-07
6426936 Phase-change medium usable in phase-difference tracking Michiaki Shinotsuka, Hajime Yuzurihara, Hiroko Tashiro 2002-07-30
6391417 Optical information recording medium Hajime Yuzurihara, Hiroko Tashiro 2002-05-21
6319368 Sputtering target, method of producing the target, optical recording medium fabricated by using the sputtering target, and method of forming recording layer for the optical recording medium Yukio Ide, Hiroko Iwasaki, Yoshiyuki Kageyama, Yujiro Kaneko, Katsuyuki Yamada +2 more 2001-11-20
6280684 Sputtering target, method of producing the target, optical recording medium fabricated by using the sputtering target, and method of fabricating the optical recording medium Katsuyuki Yamada, Hiroko Iwasaki, Yukio Ide, Makoto Harigaya, Yoshiyuki Kageyama +2 more 2001-08-28
6177167 Optical information recording medium Hajime Yuzurihara, Hiroko Tashiro 2001-01-23
6127016 Sputtering target, method of producing the target, optical recording medium fabricated by using the sputtering target, and method of fabricating the optical recording medium Katsuyuki Yamada, Hiroko Iwasaki, Yukio Ide, Makoto Harigaya, Yoshiyuki Kageyama +2 more 2000-10-03
6103297 Method of manufacturing cathode-ray tube Nobuyuki Aoki, Kenji Nakada, Naoyuki Tani 2000-08-15
6096398 Phase-change optical recording medium Hajime Yuzurihara, Michiaki Shinotsuka, Takashi Shibaguchi, Makoto Harigaya, Mikio Kinoshita +2 more 2000-08-01
6035526 Method of repairing defect and apparatus for repairing defect Masahiro Saruta, Akihiro Yamanaka, Takayoshi Ozaki, Kazunari Maeda 2000-03-14
5882493 Heat treated and sintered sputtering target Hiroko Iwasaki, Yoshiyuki Kageyama, Makoto Harigaya, Masaetsu Takahashi, Katsuyuki Yamada +2 more 1999-03-16